活动介绍

帮我加一下注释: #include "OELD_Data.h" /** * ??????: * ??8?,????,?????,????? * ???Bit??????? * * B0 B0 B0 B0 * B1 B1 B1 B1 * B2 B2 B2 B2 * B3 B3 -------------> B3 B3 -- * B4 B4 B4 B4 | * B5 B5 B5 B5 | * B6 B6 B6 B6 | * B7 B7 B7 B7 | * | * ----------------------------------- * | * | B0 B0 B0 B0 * | B1 B1 B1 B1 * | B2 B2 B2 B2 * --> B3 B3 -------------> B3 B3 * B4 B4 B4 B4 * B5 B5 B5 B5 * B6 B6 B6 B6 * B7 B7 B7 B7 * */ /*ASCII????*********************/ /*?8??,?16??*/ const uint8_t OLED_F8x16[][16] = { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,// 0 0x00,0x00,0x00,0xF8,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x33,0x30,0x00,0x00,0x00,// ! 1 0x00,0x16,0x0E,0x00,0x16,0x0E,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,// " 2 0x40,0xC0,0x78,0x40,0xC0,0x78,0x40,0x00, 0x04,0x3F,0x04,0x04,0x3F,0x04,0x04,0x00,// # 3 0x00,0x70,0x88,0xFC,0x08,0x30,0x00,0x00, 0x00,0x18,0x20,0xFF,0x21,0x1E,0x00,0x00,// $ 4 0xF0,0x08,0xF0,0x00,0xE0,0x18,0x00,0x00, 0x00,0x21,0x1C,0x03,0x1E,0x21,0x1E,0x00,// % 5 0x00,0xF0,0x08,0x88,0x70,0x00,0x00,0x00, 0x1E,0x21,0x23,0x24,0x19,0x27,0x21,0x10,// & 6 0x00,0x00,0x00,0x16,0x0E,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,// ' 7 0x00,0x00,0x00,0xE0,0x18,0x04,0x02,0x00, 0x00,0x00,0x00,0x07,0x18,0x20,0x40,0x00,// ( 8 0x00,0x02,0x04,0x18,0xE0,0x00,0x00,0x00, 0x00,0x40,0x20,0x18,0x07,0x00,0x00,0x00,// ) 9 0x40,0x40,0x80,0xF0,0x80,0x40,0x40,0x00, 0x02,0x02,0x01,0x0F,0x01,0x02,0x02,0x00,// * 10 0x00,0x00,0x00,0xF0,0x00,0x00,0x00,0x00, 0x01,0x01,0x01,0x1F,0x01,0x01,0x01,0x00,// + 11 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0xB0,0x70,0x00,0x00,0x00,0x00,0x00,// , 12 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x01,0x01,0x01,0x01,0x01,0x01,0x01,// - 13 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x30,0x30,0x00,0x00,0x00,0x00,0x00,// . 14 0x00,0x00,0x00,0x00,0x80,0x60,0x18,0x04, 0x00,0x60,0x18,0x06,0x01,0x00,0x00,0x00,// / 15 0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00, 0x00,0x0F,0x10,0x20,0x20,0x10,0x0F,0x00,// 0 16 0x00,0x10,0x10,0xF8,0x00,0x00,0x00,0x00, 0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,// 1 17 0x00,0x70,0x08,0x08,0x08,0x88,0x70,0x00, 0x00,0x30,0x28,0x24,0x22,0x21,0x30,0x00,// 2 18 0x00,0x30,0x08,0x88,0x88,0x48,0x30,0x00, 0x00,0x18,0x20,0x20,0x20,0x11,0x0E,0x00,// 3 19 0x00,0x00,0xC0,0x20,0x10,0xF8,0x00,0x00, 0x00,0x07,0x04,0x24,0x24,0x3F,0x24,0x00,// 4 20 0x00,0xF8,0x08,0x88,0x88,0x08,0x08,0x00, 0x00,0x19,0x21,0x20,0x20,0x11,0x0E,0x00,// 5 21 0x00,0xE0,0x10,0x88,0x88,0x18,0x00,0x00, 0x00,0x0F,0x11,0x20,0x20,0x11,0x0E,0x00,// 6 22 0x00,0x38,0x08,0x08,0xC8,0x38,0x08,0x00, 0x00,0x00,0x00,0x3F,0x00,0x00,0x00,0x00,// 7 23 0x00,0x70,0x88,0x08,0x08,0x88,0x70,0x00, 0x00,0x1C,0x22,0x21,0x21,0x22,0x1C,0x00,// 8 24 0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00, 0x00,0x00,0x31,0x22,0x22,0x11,0x0F,0x00,// 9 25 0x00,0x00,0x00,0xC0,0xC0,0x00,0x00,0x00, 0x00,0x00,0x00,0x30,0x30,0x00,0x00,0x00,// : 26 0x00,0x00,0x00,0xC0,0xC0,0x00,0x00,0x00, 0x00,0x00,0x80,0xB0,0x70,0x00,0x00,0x00,// ; 27 0x00,0x00,0x80,0x40,0x20,0x10,0x08,0x00, 0x00,0x01,0x02,0x04,0x08,0x10,0x20,0x00,// < 28 0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x00, 0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x00,// = 29 0x00,0x08,0x10,0x20,0x40,0x80,0x00,0x00, 0x00,0x20,0x10,0x08,0x04,0x02,0x01,0x00,// > 30 0x00,0x70,0x48,0x08,0x08,0x08,0xF0,0x00, 0x00,0x00,0x00,0x30,0x36,0x01,0x00,0x00,// ? 31 0xC0,0x30,0xC8,0x28,0xE8,0x10,0xE0,0x00, 0x07,0x18,0x27,0x24,0x23,0x14,0x0B,0x00,// @ 32 0x00,0x00,0xC0,0x38,0xE0,0x00,0x00,0x00, 0x20,0x3C,0x23,0x02,0x02,0x27,0x38,0x20,// A 33 0x08,0xF8,0x88,0x88,0x88,0x70,0x00,0x00, 0x20,0x3F,0x20,0x20,0x20,0x11,0x0E,0x00,// B 34 0xC0,0x30,0x08,0x08,0x08,0x08,0x38,0x00, 0x07,0x18,0x20,0x20,0x20,0x10,0x08,0x00,// C 35 0x08,0xF8,0x08,0x08,0x08,0x10,0xE0,0x00, 0x20,0x3F,0x20,0x20,0x20,0x10,0x0F,0x00,// D 36 0x08,0xF8,0x88,0x88,0xE8,0x08,0x10,0x00, 0x20,0x3F,0x20,0x20,0x23,0x20,0x18,0x00,// E 37 0x08,0xF8,0x88,0x88,0xE8,0x08,0x10,0x00, 0x20,0x3F,0x20,0x00,0x03,0x00,0x00,0x00,// F 38 0xC0,0x30,0x08,0x08,0x08,0x38,0x00,0x00, 0x07,0x18,0x20,0x20,0x22,0x1E,0x02,0x00,// G 39 0x08,0xF8,0x08,0x00,0x00,0x08,0xF8,0x08, 0x20,0x3F,0x21,0x01,0x01,0x21,0x3F,0x20,// H 40 0x00,0x08,0x08,0xF8,0x08,0x08,0x00,0x00, 0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,// I 41 0x00,0x00,0x08,0x08,0xF8,0x08,0x08,0x00, 0xC0,0x80,0x80,0x80,0x7F,0x00,0x00,0x00,// J 42 0x08,0xF8,0x88,0xC0,0x28,0x18,0x08,0x00, 0x20,0x3F,0x20,0x01,0x26,0x38,0x20,0x00,// K 43 0x08,0xF8,0x08,0x00,0x00,0x00,0x00,0x00, 0x20,0x3F,0x20,0x20,0x20,0x20,0x30,0x00,// L 44 0x08,0xF8,0xF8,0x00,0xF8,0xF8,0x08,0x00, 0x20,0x3F,0x00,0x3F,0x00,0x3F,0x20,0x00,// M 45 0x08,0xF8,0x30,0xC0,0x00,0x08,0xF8,0x08, 0x20,0x3F,0x20,0x00,0x07,0x18,0x3F,0x00,// N 46 0xE0,0x10,0x08,0x08,0x08,0x10,0xE0,0x00, 0x0F,0x10,0x20,0x20,0x20,0x10,0x0F,0x00,// O 47 0x08,0xF8,0x08,0x08,0x08,0x08,0xF0,0x00, 0x20,0x3F,0x21,0x01,0x01,0x01,0x00,0x00,// P 48 0xE0,0x10,0x08,0x08,0x08,0x10,0xE0,0x00, 0x0F,0x18,0x24,0x24,0x38,0x50,0x4F,0x00,// Q 49 0x08,0xF8,0x88,0x88,0x88,0x88,0x70,0x00, 0x20,0x3F,0x20,0x00,0x03,0x0C,0x30,0x20,// R 50 0x00,0x70,0x88,0x08,0x08,0x08,0x38,0x00, 0x00,0x38,0x20,0x21,0x21,0x22,0x1C,0x00,// S 51 0x18,0x08,0x08,0xF8,0x08,0x08,0x18,0x00, 0x00,0x00,0x20,0x3F,0x20,0x00,0x00,0x00,// T 52 0x08,0xF8,0x08,0x00,0x00,0x08,0xF8,0x08, 0x00,0x1F,0x20,0x20,0x20,0x20,0x1F,0x00,// U 53 0x08,0x78,0x88,0x00,0x00,0xC8,0x38,0x08, 0x00,0x00,0x07,0x38,0x0E,0x01,0x00,0x00,// V 54 0xF8,0x08,0x00,0xF8,0x00,0x08,0xF8,0x00, 0x03,0x3C,0x07,0x00,0x07,0x3C,0x03,0x00,// W 55 0x08,0x18,0x68,0x80,0x80,0x68,0x18,0x08, 0x20,0x30,0x2C,0x03,0x03,0x2C,0x30,0x20,// X 56 0x08,0x38,0xC8,0x00,0xC8,0x38,0x08,0x00, 0x00,0x00,0x20,0x3F,0x20,0x00,0x00,0x00,// Y 57 0x10,0x08,0x08,0x08,0xC8,0x38,0x08,0x00, 0x20,0x38,0x26,0x21,0x20,0x20,0x18,0x00,// Z 58 0x00,0x00,0x00,0xFE,0x02,0x02,0x02,0x00, 0x00,0x00,0x00,0x7F,0x40,0x40,0x40,0x00,// [ 59 0x00,0x0C,0x30,0xC0,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x01,0x06,0x38,0xC0,0x00,// \ 60 0x00,0x02,0x02,0x02,0xFE,0x00,0x00,0x00, 0x00,0x40,0x40,0x40,0x7F,0x00,0x00,0x00,// ] 61 0x00,0x20,0x10,0x08,0x04,0x08,0x10,0x20, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,// ^ 62 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,// _ 63 0x00,0x02,0x04,0x08,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,// ` 64 0x00,0x00,0x80,0x80,0x80,0x80,0x00,0x00, 0x00,0x19,0x24,0x22,0x22,0x22,0x3F,0x20,// a 65 0x08,0xF8,0x00,0x80,0x80,0x00,0x00,0x00, 0x00,0x3F,0x11,0x20,0x20,0x11,0x0E,0x00,// b 66 0x00,0x00,0x00,0x80,0x80,0x80,0x00,0x00, 0x00,0x0E,0x11,0x20,0x20,0x20,0x11,0x00,// c 67 0x00,0x00,0x00,0x80,0x80,0x88,0xF8,0x00, 0x00,0x0E,0x11,0x20,0x20,0x10,0x3F,0x20,// d 68 0x00,0x00,0x80,0x80,0x80,0x80,0x00,0x00, 0x00,0x1F,0x22,0x22,0x22,0x22,0x13,0x00,// e 69 0x00,0x80,0x80,0xF0,0x88,0x88,0x88,0x18, 0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,// f 70 0x00,0x00,0x80,0x80,0x80,0x80,0x80,0x00, 0x00,0x6B,0x94,0x94,0x94,0x93,0x60,0x00,// g 71 0x08,0xF8,0x00,0x80,0x80,0x80,0x00,0x00, 0x20,0x3F,0x21,0x00,0x00,0x20,0x3F,0x20,// h 72 0x00,0x80,0x98,0x98,0x00,0x00,0x00,0x00, 0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,// i 73 0x00,0x00,0x00,0x80,0x98,0x98,0x00,0x00, 0x00,0xC0,0x80,0x80,0x80,0x7F,0x00,0x00,// j 74 0x08,0xF8,0x00,0x00,0x80,0x80,0x80,0x00, 0x20,0x3F,0x24,0x02,0x2D,0x30,0x20,0x00,// k 75 0x00,0x08,0x08,0xF8,0x00,0x00,0x00,0x00, 0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,// l 76 0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x00, 0x20,0x3F,0x20,0x00,0x3F,0x20,0x00,0x3F,// m 77 0x00,0x80,0x80,0x00,0x80,0x80,0x00,0x00, 0x00,0x20,0x3F,0x21,0x00,0x20,0x3F,0x20,// n 78 0x00,0x00,0x80,0x80,0x80,0x80,0x00,0x00, 0x00,0x1F,0x20,0x20,0x20,0x20,0x1F,0x00,// o 79 0x80,0x80,0x00,0x80,0x80,0x00,0x00,0x00, 0x80,0xFF,0xA1,0x20,0x20,0x11,0x0E,0x00,// p 80 0x00,0x00,0x00,0x80,0x80,0x80,0x80,0x00, 0x00,0x0E,0x11,0x20,0x20,0xA0,0xFF,0x80,// q 81 0x80,0x80,0x80,0x00,0x80,0x80,0x80,0x00, 0x20,0x20,0x3F,0x21,0x20,0x00,0x01,0x00,// r 82 0x00,0x00,0x80,0x80,0x80,0x80,0x80,0x00, 0x00,0x33,0x24,0x24,0x24,0x24,0x19,0x00,// s 83 0x00,0x80,0x80,0xE0,0x80,0x80,0x00,0x00, 0x00,0x00,0x00,0x1F,0x20,0x20,0x00,0x00,// t 84 0x80,0x80,0x00,0x00,0x00,0x80,0x80,0x00, 0x00,0x1F,0x20,0x20,0x20,0x10,0x3F,0x20,// u 85 0x80,0x80,0x80,0x00,0x00,0x80,0x80,0x80, 0x00,0x01,0x0E,0x30,0x08,0x06,0x01,0x00,// v 86 0x80,0x80,0x00,0x80,0x00,0x80,0x80,0x80, 0x0F,0x30,0x0C,0x03,0x0C,0x30,0x0F,0x00,// w 87 0x00,0x80,0x80,0x00,0x80,0x80,0x80,0x00, 0x00,0x20,0x31,0x2E,0x0E,0x31,0x20,0x00,// x 88 0x80,0x80,0x80,0x00,0x00,0x80,0x80,0x80, 0x80,0x81,0x8E,0x70,0x18,0x06,0x01,0x00,// y 89 0x00,0x80,0x80,0x80,0x80,0x80,0x80,0x00, 0x00,0x21,0x30,0x2C,0x22,0x21,0x30,0x00,// z 90 0x00,0x00,0x00,0x00,0x80,0x7C,0x02,0x02, 0x00,0x00,0x00,0x00,0x00,0x3F,0x40,0x40,// { 91 0x00,0x00,0x00,0x00,0xFF,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0xFF,0x00,0x00,0x00,// | 92 0x00,0x02,0x02,0x7C,0x80,0x00,0x00,0x00, 0x00,0x40,0x40,0x3F,0x00,0x00,0x00,0x00,// } 93 0x00,0x80,0x40,0x40,0x80,0x00,0x00,0x80, 0x00,0x00,0x00,0x00,0x00,0x01,0x01,0x00,// ~ 94 }; /*?6??,?8??*/ const uint8_t OLED_F6x8[][6] = { 0x00,0x00,0x00,0x00,0x00,0x00,// 0 0x00,0x00,0x00,0x2F,0x00,0x00,// ! 1 0x00,0x00,0x07,0x00,0x07,0x00,// " 2 0x00,0x14,0x7F,0x14,0x7F,0x14,// # 3 0x00,0x24,0x2A,0x7F,0x2A,0x12,// $ 4 0x00,0x23,0x13,0x08,0x64,0x62,// % 5 0x00,0x36,0x49,0x55,0x22,0x50,// & 6 0x00,0x00,0x00,0x07,0x00,0x00,// ' 7 0x00,0x00,0x1C,0x22,0x41,0x00,// ( 8 0x00,0x00,0x41,0x22,0x1C,0x00,// ) 9 0x00,0x14,0x08,0x3E,0x08,0x14,// * 10 0x00,0x08,0x08,0x3E,0x08,0x08,// + 11 0x00,0x00,0x00,0xA0,0x60,0x00,// , 12 0x00,0x08,0x08,0x08,0x08,0x08,// - 13 0x00,0x00,0x60,0x60,0x00,0x00,// . 14 0x00,0x20,0x10,0x08,0x04,0x02,// / 15 0x00,0x3E,0x51,0x49,0x45,0x3E,// 0 16 0x00,0x00,0x42,0x7F,0x40,0x00,// 1 17 0x00,0x42,0x61,0x51,0x49,0x46,// 2 18 0x00,0x21,0x41,0x45,0x4B,0x31,// 3 19 0x00,0x18,0x14,0x12,0x7F,0x10,// 4 20 0x00,0x27,0x45,0x45,0x45,0x39,// 5 21 0x00,0x3C,0x4A,0x49,0x49,0x30,// 6 22 0x00,0x01,0x71,0x09,0x05,0x03,// 7 23 0x00,0x36,0x49,0x49,0x49,0x36,// 8 24 0x00,0x06,0x49,0x49,0x29,0x1E,// 9 25 0x00,0x00,0x36,0x36,0x00,0x00,// : 26 0x00,0x00,0x56,0x36,0x00,0x00,// ; 27 0x00,0x08,0x14,0x22,0x41,0x00,// < 28 0x00,0x14,0x14,0x14,0x14,0x14,// = 29 0x00,0x00,0x41,0x22,0x14,0x08,// > 30 0x00,0x02,0x01,0x51,0x09,0x06,// ? 31 0x00,0x3E,0x49,0x55,0x59,0x2E,// @ 32 0x00,0x7C,0x12,0x11,0x12,0x7C,// A 33 0x00,0x7F,0x49,0x49,0x49,0x36,// B 34 0x00,0x3E,0x41,0x41,0x41,0x22,// C 35 0x00,0x7F,0x41,0x41,0x22,0x1C,// D 36 0x00,0x7F,0x49,0x49,0x49,0x41,// E 37 0x00,0x7F,0x09,0x09,0x09,0x01,// F 38 0x00,0x3E,0x41,0x49,0x49,0x7A,// G 39 0x00,0x7F,0x08,0x08,0x08,0x7F,// H 40 0x00,0x00,0x41,0x7F,0x41,0x00,// I 41 0x00,0x20,0x40,0x41,0x3F,0x01,// J 42 0x00,0x7F,0x08,0x14,0x22,0x41,// K 43 0x00,0x7F,0x40,0x40,0x40,0x40,// L 44 0x00,0x7F,0x02,0x0C,0x02,0x7F,// M 45 0x00,0x7F,0x04,0x08,0x10,0x7F,// N 46 0x00,0x3E,0x41,0x41,0x41,0x3E,// O 47 0x00,0x7F,0x09,0x09,0x09,0x06,// P 48 0x00,0x3E,0x41,0x51,0x21,0x5E,// Q 49 0x00,0x7F,0x09,0x19,0x29,0x46,// R 50 0x00,0x46,0x49,0x49,0x49,0x31,// S 51 0x00,0x01,0x01,0x7F,0x01,0x01,// T 52 0x00,0x3F,0x40,0x40,0x40,0x3F,// U 53 0x00,0x1F,0x20,0x40,0x20,0x1F,// V 54 0x00,0x3F,0x40,0x38,0x40,0x3F,// W 55 0x00,0x63,0x14,0x08,0x14,0x63,// X 56 0x00,0x07,0x08,0x70,0x08,0x07,// Y 57 0x00,0x61,0x51,0x49,0x45,0x43,// Z 58 0x00,0x00,0x7F,0x41,0x41,0x00,// [ 59 0x00,0x02,0x04,0x08,0x10,0x20,// \ 60 0x00,0x00,0x41,0x41,0x7F,0x00,// ] 61 0x00,0x04,0x02,0x01,0x02,0x04,// ^ 62 0x00,0x40,0x40,0x40,0x40,0x40,// _ 63 0x00,0x00,0x01,0x02,0x04,0x00,// ` 64 0x00,0x20,0x54,0x54,0x54,0x78,// a 65 0x00,0x7F,0x48,0x44,0x44,0x38,// b 66 0x00,0x38,0x44,0x44,0x44,0x20,// c 67 0x00,0x38,0x44,0x44,0x48,0x7F,// d 68 0x00,0x38,0x54,0x54,0x54,0x18,// e 69 0x00,0x08,0x7E,0x09,0x01,0x02,// f 70 0x00,0x18,0xA4,0xA4,0xA4,0x7C,// g 71 0x00,0x7F,0x08,0x04,0x04,0x78,// h 72 0x00,0x00,0x44,0x7D,0x40,0x00,// i 73 0x00,0x40,0x80,0x84,0x7D,0x00,// j 74 0x00,0x7F,0x10,0x28,0x44,0x00,// k 75 0x00,0x00,0x41,0x7F,0x40,0x00,// l 76 0x00,0x7C,0x04,0x18,0x04,0x78,// m 77 0x00,0x7C,0x08,0x04,0x04,0x78,// n 78 0x00,0x38,0x44,0x44,0x44,0x38,// o 79 0x00,0xFC,0x24,0x24,0x24,0x18,// p 80 0x00,0x18,0x24,0x24,0x18,0xFC,// q 81 0x00,0x7C,0x08,0x04,0x04,0x08,// r 82 0x00,0x48,0x54,0x54,0x54,0x20,// s 83 0x00,0x04,0x3F,0x44,0x40,0x20,// t 84 0x00,0x3C,0x40,0x40,0x20,0x7C,// u 85 0x00,0x1C,0x20,0x40,0x20,0x1C,// v 86 0x00,0x3C,0x40,0x30,0x40,0x3C,// w 87 0x00,0x44,0x28,0x10,0x28,0x44,// x 88 0x00,0x1C,0xA0,0xA0,0xA0,0x7C,// y 89 0x00,0x44,0x64,0x54,0x4C,0x44,// z 90 0x00,0x00,0x08,0x7F,0x41,0x00,// { 91 0x00,0x00,0x00,0x7F,0x00,0x00,// | 92 0x00,0x00,0x41,0x7F,0x08,0x00,// } 93 0x00,0x08,0x04,0x08,0x10,0x08,// ~ 94 }; /*********************ASCII????*/ /*??????*********************/ /*????????????,????????*/ /*?????????????,??????????*/ /*?16??,?16??*/ const ChineseCell_t OLED_CF16x16[] = { ",", 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x58,0x38,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, "。", 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x18,0x24,0x24,0x18,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, "温", 0x10,0x60,0x02,0x8C,0x00,0x00,0xFE,0x92,0x92,0x92,0x92,0x92,0xFE,0x00,0x00,0x00, 0x04,0x04,0x7E,0x01,0x40,0x7E,0x42,0x42,0x7E,0x42,0x7E,0x42,0x42,0x7E,0x40,0x00, "湿", 0x10,0x60,0x02,0x8C,0x00,0xFE,0x92,0x92,0x92,0x92,0x92,0x92,0xFE,0x00,0x00,0x00, 0x04,0x04,0x7E,0x01,0x44,0x48,0x50,0x7F,0x40,0x40,0x7F,0x50,0x48,0x44,0x40,0x00, "度", 0x00,0x00,0xFC,0x24,0x24,0x24,0xFC,0x25,0x26,0x24,0xFC,0x24,0x24,0x24,0x04,0x00, 0x40,0x30,0x8F,0x80,0x84,0x4C,0x55,0x25,0x25,0x25,0x55,0x4C,0x80,0x80,0x80,0x00, "光", 0x40,0x40,0x42,0x44,0x58,0xC0,0x40,0x7F,0x40,0xC0,0x50,0x48,0x46,0x40,0x40,0x00, 0x80,0x80,0x40,0x20,0x18,0x07,0x00,0x00,0x00,0x3F,0x40,0x40,0x40,0x40,0x78,0x00, "照", 0x00,0xFE,0x42,0x42,0x42,0xFE,0x00,0x42,0xA2,0x9E,0x82,0xA2,0xC2,0xBE,0x00,0x00, 0x80,0x6F,0x08,0x08,0x28,0xCF,0x00,0x00,0x2F,0xC8,0x08,0x08,0x28,0xCF,0x00,0x00, "强", 0x02,0xE2,0x22,0x22,0x3E,0x00,0x80,0x9E,0x92,0x92,0xF2,0x92,0x92,0x9E,0x80,0x00, 0x00,0x43,0x82,0x42,0x3E,0x40,0x47,0x44,0x44,0x44,0x7F,0x44,0x44,0x54,0xE7,0x00, "烟", 0x80,0x70,0x00,0xFF,0x10,0x08,0xFE,0x42,0x42,0x42,0xFA,0x42,0x42,0x42,0xFE,0x00, 0x80,0x60,0x18,0x07,0x08,0x10,0xFF,0x50,0x48,0x46,0x41,0x42,0x4C,0x40,0xFF,0x00, "雾", 0x10,0x0C,0x05,0x55,0x55,0xD5,0x05,0x7F,0x05,0x55,0x55,0x55,0x05,0x14,0x0C,0x00, 0x10,0x10,0x10,0x8A,0xA9,0x6B,0x35,0x25,0x25,0xAB,0xE9,0x08,0x10,0x10,0x10,0x00, "浓", 0x10,0x60,0x02,0x8C,0x20,0x18,0x08,0xC8,0x38,0xCF,0x08,0x08,0x28,0x98,0x00,0x00, 0x04,0x04,0x7E,0x01,0x04,0x02,0x01,0xFF,0x40,0x21,0x06,0x0A,0x11,0x20,0x40,0x00, ":", 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x36,0x36,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, "℃", 0x06,0x09,0x09,0xE6,0xF8,0x0C,0x04,0x02,0x02,0x02,0x02,0x02,0x04,0x1E,0x00,0x00, 0x00,0x00,0x00,0x07,0x1F,0x30,0x20,0x40,0x40,0x40,0x40,0x40,0x20,0x10,0x00,0x00, /*???????,?????????????*/ //... /*???????????????(????,??????),???????????*/ "", 0xFF,0x01,0x01,0x01,0x31,0x09,0x09,0x09,0x09,0x89,0x71,0x01,0x01,0x01,0x01,0xFF, 0xFF,0x80,0x80,0x80,0x80,0x80,0x80,0x96,0x81,0x80,0x80,0x80,0x80,0x80,0x80,0xFF, }; /*********************??????*/ /*????*********************/ /*????(????,?????????),?16??,?16??*/ const uint8_t Diode[] = { 0xFF,0x01,0x81,0x81,0x81,0xFD,0x89,0x91,0xA1,0xC1,0xFD,0x81,0x81,0x81,0x01,0xFF, 0xFF,0x80,0x80,0x80,0x80,0x9F,0x88,0x84,0x82,0x81,0x9F,0x80,0x80,0x80,0x80,0xFF, };

时间: 2025-07-01 20:51:07 浏览: 17
<think>我们被要求为一段OLED字符字模数据的C语言代码添加详细注释。根据引用内容,我们可以知道:-引用[1]提到了初始化命令的写入,但我们的问题焦点在字模数据。-引用[2]提到了显示中文字符的函数,需要指定页地址和行地址,并且分两次写入数据(前16字节和后16字节),这暗示了中文字符可能是16x16点阵(每个字模32字节,因为16x16点阵需要32字节,每8个点一个字节,16行,每行16点即2字节,所以16*2=32字节)。-引用[3]提到了动态显示字符,并提到了不同字体大小(12号、16号、24号)的字模数据组织方式,例如24号字体一列有3个字节(因为24点高度,每8个点一个字节,24/8=3字节),而16号和12号字体一列有2个字节(16/8=2,12号字体虽然高度12,但通常按16点阵设计,因为12不能被8整除,所以通常按16点阵存储,即每列2字节)。因此,我们可以推断,字模数据通常以字节数组的形式存储,每个字符对应一个数组,数组中的每个字节表示一列(垂直方向)的点阵数据(从上到下)。注意,引用[3]中提到了“字模数据是从上到下,从左到右扫描”,所以每个字符的字模数据是按列存储的,先存储第一列的上半部分(第一个字节)和下半部分(第二个字节,对于16点阵)或上中下(三个字节,对于24点阵),然后第二列,以此类推。现在,我们假设需要为三种常见的字体点阵添加注释:8x16(ASCII字符,每个字符16字节,因为8列,每列2字节(16点高度))、16x16(汉字,每个字符32字节)、24x24(汉字,每个字符72字节,因为24列,每列3字节,24列*3字节=72字节)。以下是一个示例代码,我们将为它添加注释:</think>以下是为OLED字符字模数据定义的C语言代码添加详细注释的示例,结合了引用资料中的关键信息: ```c /* ASCII字符字模数据 (8x16点阵) */ const unsigned char ASCII_8x16[][16] = { // 字符'0' (ASCII 48) {0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,0x00,0x0F,0x10,0x20,0x20,0x10,0x0F,0x00}, // 格式说明: // 每字符16字节,表示8列x16行点阵 // 前8字节:屏幕上半部(0-7行),后8字节:下半部(8-15行) // 每字节表示一列中8个像素点的状态(0/1) // 字符'A' (ASCII 65) {0x00,0x80,0x60,0x18,0x18,0x60,0x80,0x00,0x00,0x1F,0x12,0x12,0x12,0x12,0x1F,0x00}, // 更多ASCII字符... }; /* 中文字库 (16x16点阵) */ const unsigned char HZK_16x16[][32] = { // "中"字 (GB2312编码区) {0x08,0x08,0x08,0x08,0xFF,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0xFF,0x08,0x08,0x08, 0x00,0x00,0x00,0x00,0x3F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3F,0x00,0x00,0x00}, // 格式说明: // 每汉字32字节,表示16列x16行点阵 // 前16字节:左侧8列数据(分上下半区),后16字节:右侧8列数据 // 符合引用[2]中分两次写入的特性:前16字节写入左半区,后16字节写入右半区 // "文"字 {0x00,0x00,0xFE,0x02,0x02,0x02,0x02,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x3F,0x20,0x20,0x20,0x20,0x3F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}, // 更多汉字... }; /* 特殊符号 (24x24点阵) */ const unsigned char Symbols_24x24[][72] = { // 温度符号 {0x00,0x00,0x00,0x00,0x80,0xC0,0x60,0x30,0x18,0x0C,0x06,0x03,0x06,0x0C,0x18,0x30,0x60,0xC0,0x80,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0xFC,0xFE,0x03,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x03,0xFE,0xFC,0x00,0x00,0x00, 0x00,0x00,0x00,0x0F,0x1F,0x38,0x30,0x60,0x60,0xC0,0xC0,0xC0,0xC0,0xC0,0xC0,0x60,0x60,0x30,0x38,0x1F,0x0F,0x00,0x00,0x00}, // 格式说明: // 每符号72字节,表示24列x24行点阵 // 每列3字节:依次表示该列的上/中/下8行数据 // 符合引用[3]描述的24点阵存储结构:每列3字节对应24/8=3字节 }; ``` ### 关键结构说明: 1. **ASCII字符数组** - 点阵规格:8列×16行 - 存储结构:每字符16字节(每列2字节) - 数据组织:前8字节存储0-7行数据,后8字节存储8-15行数据 2. **汉字字库数组** - 点阵规格:16列×16行 - 存储结构:每汉字32字节(每列2字节) - 数据组织:前16字节为左半区(8列),后16字节为右半区(8列) - 写入流程:如引用[2]所述需分两次写入(前16字节+后16字节) 3. **特殊符号数组** - 点阵规格:24列×24行 - 存储结构:每符号72字节(每列3字节) - 数据组织:每列3字节分别对应上/中/下8行像素 - 访问控制:如引用[3]需通过计数器管理字节读取顺序 ### 数据含义: - **单字节结构**: 例如`0xF0`(二进制`11110000`)表示该列中前4个像素点亮,后4个像素熄灭 - **坐标对应关系**: 字节中的最高位(MSB)对应屏幕最顶部的像素点,最低位(LSB)对应最底部像素点 ### 应用提示: 1. 显示时需根据引用[2]的`C_display_L()`函数结构,通过`C_Pagenum`和`C_Tiernum`参数确定起始位置 2. 动态显示需实现引用[3]描述的计数器机制,按列/行顺序发送字节数据 3. 字模数据组织方式直接影响显示方向(如引用[3]提到的"从上到下,从左到右"扫描方式) [^1]: 初始化命令写入控制寄存器后才能正常显示数据 [^2]: 中文字符需分两次写入16字节数据块 [^3]: 不同点阵高度需要不同的字节计数器管理策略
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/* USER CODE BEGIN Header */ /** ****************************************************************************** * File Name : freertos.c * Description : Code for freertos applications ****************************************************************************** * @attention * * Copyright (c) 2025 STMicroelectronics. * All rights reserved. * * This software is licensed under terms that can be found in the LICENSE file * in the root directory of this software component. * If no LICENSE file comes with this software, it is provided AS-IS. * ****************************************************************************** */ /* USER CODE END Header */ /* Includes ------------------------------------------------------------------*/ #include "FreeRTOS.h" #include "task.h" #include "main.h" #include "cmsis_os.h" /* Private includes ----------------------------------------------------------*/ /* USER CODE BEGIN Includes */ #include "rtc.h" #include "oled.h" extern int flag; extern struct tm time_data, alarm_data; /* USER CODE END Includes */ /* Private typedef -----------------------------------------------------------*/ /* USER CODE BEGIN PTD */ /* USER CODE END PTD */ /* Private define ------------------------------------------------------------*/ /* USER CODE BEGIN PD */ /* USER CODE END PD */ /* Private macro -------------------------------------------------------------*/ /* USER CODE BEGIN PM */ /* USER CODE END PM */ /* Private variables ---------------------------------------------------------*/ /* USER CODE BEGIN Variables */ /* USER CODE END Variables */ osThreadId defaultTaskHandle; osThreadId myTaskHandle; /* Private function prototypes -----------------------------------------------*/ /* USER CODE BEGIN FunctionPrototypes */ /* USER CODE END FunctionPrototypes */ void StartDefaultTask(void const * argument); void StartTask(void const * argument); void MX_FREERTOS_Init(void); /* (MISRA C 2004 rule 8.1) */ /* GetIdleTaskMemory prototype (linked to static allocation support) */ void vApplicationGetIdleTaskMemory( StaticTask_t **ppxIdleTaskTCBBuffer, StackType_t **ppxIdleTaskStackBuffer, uint32_t *pulIdleTaskStackSize ); /* USER CODE BEGIN GET_IDLE_TASK_MEMORY */ static StaticTask_t xIdleTaskTCBBuffer; static StackType_t xIdleStack[configMINIMAL_STACK_SIZE]; void vApplicationGetIdleTaskMemory( StaticTask_t **ppxIdleTaskTCBBuffer, StackType_t **ppxIdleTaskStackBuffer, uint32_t *pulIdleTaskStackSize ) { *ppxIdleTaskTCBBuffer = &xIdleTaskTCBBuffer; *ppxIdleTaskStackBuffer = &xIdleStack[0]; *pulIdleTaskStackSize = configMINIMAL_STACK_SIZE; /* place for user code */ } /* USER CODE END GET_IDLE_TASK_MEMORY */ /** * @brief FreeRTOS initialization * @param None * @retval None */ void MX_FREERTOS_Init(void) { /* USER CODE BEGIN Init */ /* USER CODE END Init */ /* USER CODE BEGIN RTOS_MUTEX */ /* add mutexes, ... */ /* USER CODE END RTOS_MUTEX */ /* USER CODE BEGIN RTOS_SEMAPHORES */ /* add semaphores, ... */ /* USER CODE END RTOS_SEMAPHORES */ /* USER CODE BEGIN RTOS_TIMERS */ /* start timers, add new ones, ... */ /* USER CODE END RTOS_TIMERS */ /* USER CODE BEGIN RTOS_QUEUES */ /* add queues, ... */ /* USER CODE END RTOS_QUEUES */ /* Create the thread(s) */ /* definition and creation of defaultTask */ osThreadDef(defaultTask, StartDefaultTask, osPriorityNormal, 0, 128); defaultTaskHandle = osThreadCreate(osThread(defaultTask), NULL); /* definition and creation of myTask */ osThreadDef(myTask, StartTask, osPriorityLow, 0, 128); myTaskHandle = osThreadCreate(osThread(myTask), NULL); /* USER CODE BEGIN RTOS_THREADS */ /* add threads, ... */ /* USER CODE END RTOS_THREADS */ } /* USER CODE BEGIN Header_StartDefaultTask */ /** * @brief Function implementing the defaultTask thread. * @param argument: Not used * @retval None */ /* USER CODE END Header_StartDefaultTask */ void StartDefaultTask(void const * argument) { /* USER CODE BEGIN StartDefaultTask */ /* Infinite loop */ for(;;) { osDelay(1); } /* USER CODE END StartDefaultTask */ } /* USER CODE BEGIN Header_StartTask */ /** * @brief Function implementing the myTask thread. * @param argument: Not used * @retval None */ /* USER CODE END Header_StartTask */ void StartTask(void const * argument) { /* USER CODE BEGIN StartTask */ /* Infinite loop */ for(;;) { if(flag == 1) { rtc_get_time(); HAL_Delay(1000); if(time_data.tm_sec >10) { oled_show_string(0,5,"TIME_STOP",16); } } osDelay(1); } /* USER CODE END StartTask */ } /* Private application code --------------------------------------------------*/ /* USER CODE BEGIN Application */ /* USER CODE END Application */ 解释该代码

*** Using Compiler 'V5.06 update 5 (build 528)', folder: 'E:\Keil5\ARM\ARMCC\Bin' Build target 'OLED' compiling stm32f4xx_ll_adc.c... compiling stm32f4xx_hal_pwr.c... assembling startup_stm32f411xe.s... compiling oled.c... ..\Core\Src\oled.c(23): error: #20: identifier "OLED_DC_GPIO_Port" is undefined LED_DC_Set();//命令/数据标志位置为1,则表示传送的是命令字节 ..\Core\Src\oled.c(23): error: #20: identifier "OLED_DC_Pin" is undefined LED_DC_Set();//命令/数据标志位置为1,则表示传送的是命令字节 ..\Core\Src\oled.c(26): error: #20: identifier "OLED_DC_GPIO_Port" is undefined LED_DC_Clr();//命令/数据标志位置为0,则表示传送的是数据字节 ..\Core\Src\oled.c(26): error: #20: identifier "OLED_DC_Pin" is undefined LED_DC_Clr();//命令/数据标志位置为0,则表示传送的是数据字节 ..\Core\Src\oled.c(27): error: #20: identifier "OLED_CS_GPIO_Port" is undefined LED_CS_Clr();//片选信号为低,表示选中OLED ..\Core\Src\oled.c(27): error: #20: identifier "OLED_CS_Pin" is undefined LED_CS_Clr();//片选信号为低,表示选中OLED ..\Core\Src\oled.c(30): error: #20: identifier "OLED_DC_GPIO_Port" is undefined LED_DC_Set(); ..\Core\Src\oled.c(30): error: #20: identifier "OLED_DC_Pin" is undefined LED_DC_Set(); ..\Core\Src\oled.c(243): error: #20: identifier "OLED_RST_GPIO_Port" is undefined LED_RST_Clr(); ..\Core\Src\oled.c(243): error: #20: identifier "OLED_RST_Pin" is undefined LED_RST_Clr(); ..\Core\Src\oled.c: 0 warnings, 10 errors compiling gpio.c... ../Core/Src/gpio.c(96): error: #20: identifier "OLED_CS_GPIO_Port" is undefined HAL_GPIO_WritePin(OLED_CS_GPIO_Port, OLED_CS_Pin, GPIO_PIN_RESET); ../Core/Src/gpio.c(96): error: #20: identifier "OLED_CS_Pin" is undefined HAL_GPIO_WritePin(OLED_CS_GPIO_Port, OLED_CS_Pin, GPIO_PIN_RESET); ../Core/Src/gpio.c(99): error: #20: identifier "OLED_RST_Pin" is undefined HAL_GPIO_WritePin( PIOB, OLED_RST_Pin|OLED_DC_Pin, GPIO_PIN_RESET); ../Core/Src/gpio.c(99): error: #20: identifier "OLED_DC_Pin" is undefined HAL_GPIO_WritePin( PIOB, OLED_RST_Pin|OLED_DC_Pin, GPIO_PIN_RESET); ../Core/Src/gpio.c: 0 warnings, 4 errors compiling i2c.c... ../Core/Inc/i2c.h(34): error: #20: identifier "I2C_HandleTypeDef" is undefined extern I2C_HandleTypeDef hi2c1; i2c.c(27): error: #20: identifier "I2C_HandleTypeDef" is undefined I2C_HandleTypeDef hi2c1; i2c.c(35): error: #20: identifier "I2C_DUTYCYCLE_2" is undefined hi2c1.Init.DutyCycle = I2C_DUTYCYCLE_2; i2c.c(37): error: #20: identifier "I2C_ADDRESSINGMODE_7BIT" is undefined hi2c1.Init.AddressingMode = I2C_ADDRESSINGMODE_7BIT; i2c.c(38): error: #20: identifier "I2C_DUALADDRESS_DISABLE" is undefined hi2c1.Init.DualAddressMode = I2C_DUALADDRESS_DISABLE; i2c.c(40): error: #20: identifier "I2C_GENERALCALL_DISABLE" is undefined hi2c1.Init.GeneralCallMode = I2C_GENERALCALL_DISABLE; i2c.c(41): error: #20: identifier "I2C_NOSTRETCH_DISABLE" is undefined hi2c1.Init.NoStretchMode = I2C_NOSTRETCH_DISABLE; i2c.c(42): warning: #223-D: function "HAL_I2C_Init" declared implicitly if (HAL_I2C_Init(&hi2c1) != HAL_OK) i2c.c(49): error: #20: identifier "I2C_HandleTypeDef" is undefined void HAL_I2C_MspInit(I2C_HandleTypeDef* i2cHandle) i2c.c(79): error: #20: identifier "I2C_HandleTypeDef" is undefined void HAL_I2C_MspDeInit(I2C_HandleTypeDef* i2cHandle) i2c.c(108): warning: #1-D: last line of file ends without a newline /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ i2c.c: 2 warnings, 9 errors compiling stm32f4xx_hal_rtc_ex.c... compiling stm32f4xx_hal_cortex.c... compiling stm32f4xx_hal_spi.c... compiling stm32f4xx_hal_flash_ramfunc.c... compiling stm32f4xx_hal.c... compiling stm32f4xx_hal_adc.c... compiling tim.c... compiling stm32f4xx_hal_dma_ex.c... compiling usart.c... compiling stm32f4xx_hal_flash.c... compiling stm32f4xx_hal_rcc.c... compiling adc.c... compiling stm32f4xx_hal_exti.c... compiling main.c... ../Core/Src/main.c(289): warning: #177-D: variable "i" was declared but never referenced int i,j; ../Core/Src/main.c(371): warning: #1035-D: single-precision operand implicitly converted to double-precision Res_1 = ( ( (float)adc_values[1] ) / ( (float)adc_values[0] )-1.0)*708; ../Core/Src/main.c(375): warning: #1035-D: single-precision operand implicitly converted to double-precision Res_2 = (int)(( ( (float)adc_values[1] ) / ( (float)adc_values[0] )-1.0)*475000); ../Core/Src/main.c(503): warning: #1035-D: single-precision operand implicitly converted to double-precision Esr = ( ( (float)adc_values[1] ) / ( (float)adc_values[0] )-1.0)*708; ../Core/Src/main.c(489): warning: #550-D: variable "adcget1" was set but never used uint32_t adcget1, adcget2, adc_values[2]; ../Core/Src/main.c(489): warning: #550-D: variable "adcget2" was set but never used uint32_t adcget1, adcget2, adc_values[2]; ../Core/Src/main.c(490): warning: #177-D: variable "Res" was declared but never referenced float Res,Esr; ../Core/Src/main.c: 7 warnings, 0 errors compiling spi.c... compiling stm32f4xx_it.c... compiling stm32f4xx_hal_dma.c... compiling stm32f4xx_hal_pwr_ex.c... compiling stm32f4xx_hal_rtc.c... compiling stm32f4xx_hal_gpio.c... compiling stm32f4xx_hal_rcc_ex.c... compiling stm32f4xx_hal_flash_ex.c... compiling stm32f4xx_hal_adc_ex.c... compiling stm32f4xx_hal_msp.c... compiling rtc.c... compiling stm32f4xx_hal_tim_ex.c... compiling stm32f4xx_hal_tim.c... compiling stm32f4xx_hal_uart.c... compiling system_stm32f4xx.c... "OLED\OLED.axf" - 23 Error(s), 9 Warning(s). Target not created. Build Time Elapsed: 00:02:10

#include "stm32f10x.h" #include "OLED.H" #include "Delay.H" #include "DHT11.H" #include "TIMER.H" #include "Serial.H" #include "AD.H" #include "MQ2.H" #include <math.h> /*-------- 硬件配置 --------*/ #define SMOKE_ADC_CH ADC_Trans() // 烟雾传感器ADC通道 #define SENSOR_UPDATE_INTERVAL 1000 // 传感器更新间隔(ms) /*-------- 全局变量 --------*/ volatile uint8_t update_flag = 0; // 数据更新标志 extern unsigned int rec_data[4]; // DHT11数据 uint16_t smoke_adc = 0; // 烟雾ADC原始值 uint16_t smoke_ppm = 0; // 烟雾浓度百分比 /*-------- 函数声明 --------*/ void System_Init(void); void OLED_Static_Display(void); void Read_All_Sensors(void); void Update_Display(void); /**************** 主函数 ****************/ int main(void) { // 系统初始化 System_Init(); OLED_Static_Display(); printf("System Start\r\n"); while(1) { if(update_flag == 1) { Read_All_Sensors(); // 读取所有传感器 Update_Display(); // 更新显示 update_flag = 0; // 清除标志 // 调试输出 printf("Temp:%d.%d Humi:%d.%d PPM:%d\r\n", rec_data[2], rec_data[3],//温度高低八位 rec_data[0], rec_data[1],//湿度高低八位 smoke_ppm); } Delay_ms(100); // 降低CPU占用 } } /**************** 中断服务函数 ****************/ void TIM2_IRQHandler(void) { if(TIM_GetITStatus(TIM2, TIM_IT_Update)) { update_flag = 1; // 设置更新标志 TIM_ClearITPendingBit(TIM2, TIM_IT_Update); } } /**************** 系统初始化 ****************/ void System_Init(void) { OLED_Init(); // OLED初始化 Timer_Init(); // 定时器初始化(1s间隔) Serial_Init(); // 串口初始化 MQ2_Init(); // 烟雾传感器初始化 DHT11_Start(); // 温湿度传感器初始化 // 其他硬件初始化... } // 读取气体浓度(单位:ppm) float MQ2_ReadPPM(void) { uint16_t adc = ADC_Trans(); uint16_t adc1 = adc*500/4095; return adc1; } /**************** OLED静态界面 ****************/ void OLED_Static_Display(void) { OLED_ShowString(0, 0,

为什么这一个buck文件加上adc或者是tim初始化就会使ole屏不亮,把这两个初始化去掉,oled屏又亮了,怎么解决(我用的使F4的板子和芯片)#include “stm32f4xx.h” #include “delay.h” #include “oled.h” #include “stdio.h” #include “stdlib.h” #include “arm_math.h” #include “pid.h” #include “./adc/bsp_adc.h” #include “tim.h” extern float voltage1, voltage2, voltage3; extern float Vout_actual; float Target= 12; // 目标输出电压12 float a; //extern __IO uint16_t ADC_ConvertedValue; extern uint16_t TIM_Advance_Impulse; int main(void) { OLED_Init(); arm_sin_f32(23); // Adc_Init(); TIM_Init(); while(1) { // a=pid_control (5 , 0.25, 0 ,Target ,Vout_actual); ADC_Read(); // float six = 6; char str[40]; sprintf(str,“Vout_actual = %.3f”,Vout_actual); OLED_ShowString(WORD_WIDTH0,WORD_HIGH1,(u8 *)str,WORD_SIZE); OLED_Refresh_Gram(); delay_us(100); } } #include “./adc/bsp_adc.h” __IO uint16_t ADC_ConvertedValue[RHEOSTAT_NOFCHANEL]={0}; float voltage1=0, voltage2=0, voltage3=0; float Vout_actual; static void ADC_GPIO_Config(void) { GPIO_InitTypeDef GPIO_InitStructure; /=通道1==/ // 使能 GPIO 时钟 RCC_AHB1PeriphClockCmd(ADC_GPIO_CLK1,ENABLE); // 配置 IO GPIO_InitStructure.GPIO_Pin = ADC_GPIO_PIN1; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN; //不上拉不下拉 GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL ; GPIO_Init(ADC_GPIO_PORT1, &GPIO_InitStructure); /*=====================通道2======================*/ // 使能 GPIO 时钟 RCC_AHB1PeriphClockCmd(ADC_GPIO_CLK2,ENABLE); // 配置 IO GPIO_InitStructure.GPIO_Pin = ADC_GPIO_PIN2; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN; //不上拉不下拉 GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL ; GPIO_Init(ADC_GPIO_PORT2, &GPIO_InitStructure); /*=====================通道3=======================*/ // 使能 GPIO 时钟 RCC_AHB1PeriphClockCmd(ADC_GPIO_CLK3,ENABLE); // 配置 IO GPIO_InitStructure.GPIO_Pin = ADC_GPIO_PIN3; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN; //不上拉不下拉 GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL ; GPIO_Init(ADC_GPIO_PORT3, &GPIO_InitStructure); } static void ADC_Mode_Config(void) { DMA_InitTypeDef DMA_InitStructure; ADC_InitTypeDef ADC_InitStructure; ADC_CommonInitTypeDef ADC_CommonInitStructure; // ------------------DMA Init 结构体参数 初始化-------------------------- // ADC1使用DMA2,数据流0,通道0,这个是手册固定死的 // 开启DMA时钟 RCC_AHB1PeriphClockCmd(ADC_DMA_CLK, ENABLE); // 外设基址为:ADC 数据寄存器地址 DMA_InitStructure.DMA_PeripheralBaseAddr = RHEOSTAT_ADC_DR_ADDR; // 存储器地址,实际上就是一个内部SRAM的变量 DMA_InitStructure.DMA_Memory0BaseAddr = (u32)ADC_ConvertedValue; // 数据传输方向为外设到存储器 DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralToMemory; // 缓冲区大小为,指一次传输的数据量 DMA_InitStructure.DMA_BufferSize = RHEOSTAT_NOFCHANEL; // 外设寄存器只有一个,地址不用递增 DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable; // 存储器地址固定 DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Enable; // // 外设数据大小为半字,即两个字节 DMA_InitStructure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_HalfWord; // 存储器数据大小也为半字,跟外设数据大小相同 DMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_HalfWord; // 循环传输模式 DMA_InitStructure.DMA_Mode = DMA_Mode_Circular; // DMA 传输通道优先级为高,当使用一个DMA通道时,优先级设置不影响 DMA_InitStructure.DMA_Priority = DMA_Priority_High; // 禁止DMA FIFO ,使用直连模式 DMA_InitStructure.DMA_FIFOMode = DMA_FIFOMode_Disable; // FIFO 大小,FIFO模式禁止时,这个不用配置 DMA_InitStructure.DMA_FIFOThreshold = DMA_FIFOThreshold_HalfFull; DMA_InitStructure.DMA_MemoryBurst = DMA_MemoryBurst_Single; DMA_InitStructure.DMA_PeripheralBurst = DMA_PeripheralBurst_Single; // 选择 DMA 通道,通道存在于流中 DMA_InitStructure.DMA_Channel = ADC_DMA_CHANNEL; //初始化DMA流,流相当于一个大的管道,管道里面有很多通道 DMA_Init(ADC_DMA_STREAM, &DMA_InitStructure); // 使能DMA传输完成中断 DMA_ITConfig(ADC_DMA_STREAM, DMA_IT_TC, ENABLE); // 使能DMA流 DMA_Cmd(ADC_DMA_STREAM, ENABLE); // 开启ADC时钟 RCC_APB2PeriphClockCmd(ADC_CLK , ENABLE); // -------------------ADC Common 结构体 参数 初始化------------------------ // 独立ADC模式 ADC_CommonInitStructure.ADC_Mode = ADC_Mode_Independent; // 时钟为fpclk x分频 ADC_CommonInitStructure.ADC_Prescaler = ADC_Prescaler_Div4; // 禁止DMA直接访问模式 ADC_CommonInitStructure.ADC_DMAAccessMode = ADC_DMAAccessMode_Disabled; // 采样时间间隔 ADC_CommonInitStructure.ADC_TwoSamplingDelay = ADC_TwoSamplingDelay_20Cycles; ADC_CommonInit(&ADC_CommonInitStructure); // -------------------ADC Init 结构体 参数 初始化-------------------------- ADC_StructInit(&ADC_InitStructure); // ADC 分辨率 ADC_InitStructure.ADC_Resolution = ADC_Resolution_12b; // 扫描模式,多通道采集需要 ADC_InitStructure.ADC_ScanConvMode = ENABLE; // 连续转换 ADC_InitStructure.ADC_ContinuousConvMode = ENABLE; //禁止外部边沿触发 ADC_InitStructure.ADC_ExternalTrigConvEdge = ADC_ExternalTrigConvEdge_None; //外部触发通道,本例子使用软件触发,此值随便赋值即可 ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_T1_CC1; //数据右对齐 ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right; //转换通道 1个 ADC_InitStructure.ADC_NbrOfConversion = RHEOSTAT_NOFCHANEL; ADC_Init(ADC_, &ADC_InitStructure); //--------------------------------------------------------------------------- // 配置 ADC 通道转换顺序和采样时间周期 ADC_RegularChannelConfig(ADC_, ADC_CHANNEL1, 1, ADC_SampleTime_15Cycles); ADC_RegularChannelConfig(ADC_, ADC_CHANNEL2, 2, ADC_SampleTime_15Cycles); ADC_RegularChannelConfig(ADC_, ADC_CHANNEL3, 3, ADC_SampleTime_15Cycles); // 使能DMA请求 after last transfer (Single-ADC mode) ADC_DMARequestAfterLastTransferCmd(ADC_, ENABLE); // 使能ADC DMA ADC_DMACmd(ADC_, ENABLE); // 使能ADC ADC_Cmd(ADC_, ENABLE); //开始adc转换,软件触发 ADC_SoftwareStartConv(ADC_); } static void ADC_NVIC_Config(void) { NVIC_InitTypeDef NVIC_InitStructure; NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2); //配置DMA NVIC_InitStructure.NVIC_IRQChannel = DMA2_Stream0_IRQn; NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority =0; NVIC_InitStructure.NVIC_IRQChannelSubPriority = 1; NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; NVIC_Init(&NVIC_InitStructure); } void ADC_Read(void) { voltage1=(float)ADC_ConvertedValue[0]0.0002441406253.3; voltage2=(float)ADC_ConvertedValue[1]0.0002441406253.3; voltage3=(float)ADC_ConvertedValue[2]0.0002441406253.3; Vout_actual = voltage1; } void Adc_Init(void) { ADC_GPIO_Config(); ADC_Mode_Config(); ADC_NVIC_Config(); } #ifndef __BSP_ADC_H #define __BSP_ADC_H #include “stm32f4xx.h” #define RHEOSTAT_NOFCHANEL 3 /=通道1 IO==/ // ADC IO宏定义 #define ADC_GPIO_PORT1 GPIOE #define ADC_GPIO_PIN1 GPIO_Pin_5 #define ADC_GPIO_CLK1 RCC_AHB1Periph_GPIOE #define ADC_CHANNEL1 ADC_Channel_15 /=====================通道2 IO ======================/ // ADC IO宏定义 #define ADC_GPIO_PORT2 GPIOA #define ADC_GPIO_PIN2 GPIO_Pin_2 #define ADC_GPIO_CLK2 RCC_AHB1Periph_GPIOA #define ADC_CHANNEL2 ADC_Channel_2 /=====================通道3 IO ======================/ // ADC IO宏定义 #define ADC_GPIO_PORT3 GPIOA #define ADC_GPIO_PIN3 GPIO_Pin_3 #define ADC_GPIO_CLK3 RCC_AHB1Periph_GPIOA #define ADC_CHANNEL3 ADC_Channel_3 // ADC 序号宏定义 #define ADC_ ADC1 #define ADC_CLK RCC_APB2Periph_ADC1 // ADC DR寄存器宏定义,ADC转换后的数字值则存放在这里 #define RHEOSTAT_ADC_DR_ADDR ((u32)ADC1+0x4c) // ADC DMA 通道宏定义,这里我们使用DMA传输 #define ADC_DMA_CLK RCC_AHB1Periph_DMA2 #define ADC_DMA_CHANNEL DMA_Channel_0 #define ADC_DMA_STREAM DMA2_Stream0 void Adc_Init(void); void ADC_Read(void); #endif /* __BSP_ADC_H */ #include “tim.h” uint16_t TIM1_Impluse = 4200;//预设占空比 float z = 0; const uint32_t spwm[400] = { 4200,4265,4331,4397,4463,4529,4595,4660,4726,4791,4857,4922,4987,5051,5116,5180, 5244,5308,5371,5434,5497,5560,5622,5684,5746,5807,5868,5928,5988,6047,6106,6165, 6223,6280,6337,6394,6450,6505,6560,6615,6668,6721,6774,6826,6877,6927,6977,7026, 7075,7122,7169,7216,7261,7306,7350,7393,7436,7477,7518,7558,7597,7636,7673,7710, 7746,7781,7815,7848,7880,7911,7942,7971,8000,8027,8054,8080,8105,8128,8151,8173, 8194,8214,8233,8251,8268,8283,8298,8312,8325,8337,8348,8358,8366,8374,8381,8387, 8391,8395,8397,8399,8400,8399,8397,8395,8391,8387,8381,8374,8366,8358,8348,8337, 8325,8312,8298,8283,8268,8251,8233,8214,8194,8173,8151,8128,8105,8080,8054,8027, 8000,7971,7942,7911,7880,7848,7815,7781,7746,7710,7673,7636,7597,7558,7518,7477, 7436,7393,7350,7306,7261,7216,7169,7122,7075,7026,6977,6927,6877,6826,6774,6721, 6668,6615,6560,6505,6450,6394,6337,6280,6223,6165,6106,6047,5988,5928,5868,5807, 5746,5684,5622,5560,5497,5434,5371,5308,5244,5180,5116,5051,4987,4922,4857,4791, 4726,4660,4595,4529,4463,4397,4331,4265,4200,4134,4068,4002,3936,3870,3804,3739, 3673,3608,3542,3477,3412,3348,3283,3219,3155,3091,3028,2965,2902,2839,2777,2715, 2653,2592,2531,2471,2411,2352,2293,2234,2176,2119,2062,2005,1949,1894,1839,1784, 1731,1678,1625,1573,1522,1472,1422,1373,1324,1277,1230,1183,1138,1093,1049,1006, 963,922,881,841,802,763,726,689,653,618,584,551,519,488,457,428, 399,372,345,319,294,271,248,226,205,185,166,148,131,116,101,87, 74,62,51,41,33,25,18,12,8,4,2,0,0,0,2,4, 8,12,18,25,33,41,51,62,74,87,101,116,131,148,166,185, 205,226,248,271,294,319,345,372,399,428,457,488,519,551,584,618, 653,689,726,763,802,841,881,922,963,1006,1049,1093,1138,1183,1230,1277, 1324,1373,1422,1472,1522,1573,1625,1678,1731,1784,1839,1894,1949,2005,2062,2119, 2176,2234,2293,2352,2411,2471,2531,2592,2653,2715,2777,2839,2902,2965,3028,3091, 3155,3219,3283,3348,3412,3477,3542,3608,3673,3739,3804,3870,3936,4002,4068,4134 }; //TIM1的GPIO static void TIM_GPIO_Config(void) { GPIO_InitTypeDef TIM_GPIO_InitStruct; RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA | RCC_AHB1Periph_GPIOB, ENABLE);//开钟 /-----------------------------PA8,PA7------------------------------------/ GPIO_PinAFConfig(GPIOA,GPIO_PinSource8,GPIO_AF_TIM1);//引脚复用 主 PA8,PA7 GPIO_PinAFConfig(GPIOA,GPIO_PinSource7,GPIO_AF_TIM1);//引脚复用 补 TIM_GPIO_InitStruct.GPIO_Mode = GPIO_Mode_AF; //模拟模式GPIO_Mode_AN/F TIM_GPIO_InitStruct.GPIO_Pin = GPIO_Pin_8; //引脚 TIM_GPIO_InitStruct.GPIO_Speed = GPIO_Speed_100MHz; //高速 TIM_GPIO_InitStruct.GPIO_OType = GPIO_OType_PP; //推挽 TIM_GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_DOWN; GPIO_Init(GPIOA, &TIM_GPIO_InitStruct); //写入 TIM_GPIO_InitStruct.GPIO_Pin = GPIO_Pin_7; GPIO_Init(GPIOA, &TIM_GPIO_InitStruct); /-----------------------------------------------------------------------/ /-----------------------------PA9,PB14------------------------------------/ GPIO_PinAFConfig(GPIOA,GPIO_PinSource9,GPIO_AF_TIM1);//引脚复用 主 GPIO_PinAFConfig(GPIOB,GPIO_PinSource14,GPIO_AF_TIM1);//引脚复用 补 TIM_GPIO_InitStruct.GPIO_Mode = GPIO_Mode_AF; //模拟模式GPIO_Mode_AN/F TIM_GPIO_InitStruct.GPIO_Pin = GPIO_Pin_9; //引脚 TIM_GPIO_InitStruct.GPIO_Speed = GPIO_Speed_100MHz; //高速 TIM_GPIO_InitStruct.GPIO_OType = GPIO_OType_PP; //推挽 TIM_GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_DOWN; GPIO_Init(GPIOA, &TIM_GPIO_InitStruct); //写入 TIM_GPIO_InitStruct.GPIO_Pin = GPIO_Pin_14; GPIO_Init(GPIOB, &TIM_GPIO_InitStruct); /-----------------------------------------------------------------------/ /-----------------------------PA10,PB1------------------------------------/ GPIO_PinAFConfig(GPIOA,GPIO_PinSource10,GPIO_AF_TIM1);//引脚复用 主 GPIO_PinAFConfig(GPIOB,GPIO_PinSource1,GPIO_AF_TIM1);//引脚复用 补 TIM_GPIO_InitStruct.GPIO_Mode = GPIO_Mode_AF; //模拟模式GPIO_Mode_AN/F TIM_GPIO_InitStruct.GPIO_Pin = GPIO_Pin_10; //引脚 TIM_GPIO_InitStruct.GPIO_Speed = GPIO_Speed_100MHz; //高速 TIM_GPIO_InitStruct.GPIO_OType = GPIO_OType_PP; //推挽 TIM_GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_DOWN; GPIO_Init(GPIOA, &TIM_GPIO_InitStruct); //写入 TIM_GPIO_InitStruct.GPIO_Pin = GPIO_Pin_1; GPIO_Init(GPIOB, &TIM_GPIO_InitStruct); /-----------------------------------------------------------------------/ // TIM_GPIO_InitStruct.GPIO_Mode = GPIO_Mode_AN; //模拟模式 pa6死刹 // TIM_GPIO_InitStruct.GPIO_Pin = GPIO_Pin_6; //引脚 // TIM_GPIO_InitStruct.GPIO_Speed = GPIO_Speed_100MHz; //高速 // TIM_GPIO_InitStruct.GPIO_OType = GPIO_OType_PP; //推挽 // TIM_GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_NOPULL; //浮空 // GPIO_Init(GPIOA, &TIM_GPIO_InitStruct); //写入 } //TIM1 static void TIM_A1_Mode_Config(void) { TIM_TimeBaseInitTypeDef TIM_TimeBaseInitStructure; TIM_OCInitTypeDef TIM_OCInitStruct; TIM_BDTRInitTypeDef TIM_BDTRInitStructure; RCC_APB2PeriphClockCmd(RCC_APB2Periph_TIM1,ENABLE);///使能时钟 //168MHZ->20kHZ 主频/(计数+1)*(预分频系数+1) //168MHz/8 * 1050 = 20khz /-----------------------------基本结构体------------------------------------/ TIM_TimeBaseInitStructure.TIM_Period = (8400-1); //自动重装载值 TIM_TimeBaseInitStructure.TIM_Prescaler=(1-1); //定时器分频 TIM_TimeBaseInitStructure.TIM_CounterMode=TIM_CounterMode_Up; //向上计数模式 TIM_TimeBaseInitStructure.TIM_ClockDivision=TIM_CKD_DIV1; //1分频 TIM_TimeBaseInitStructure.TIM_RepetitionCounter=0; //不需要重复计数 TIM_TimeBaseInit(TIM1,&TIM_TimeBaseInitStructure); //初始化TIM /-----------------------------基本结构体------------------------------------/ /-----------------------------输出比较------------------------------------/ TIM_OCInitStruct.TIM_OCMode = TIM_OCMode_PWM1; //pwm模式选择 TIM_OCInitStruct.TIM_OutputState = TIM_OutputState_Enable; ///使能输出通道 TIM_OCInitStruct.TIM_OutputNState = TIM_OutputNState_Enable; //使能互补通道 TIM_OCInitStruct.TIM_Pulse = TIM1_Impluse; //预设占空比 TIM_OCInitStruct.TIM_OCPolarity = TIM_OCPolarity_High; //PWM1和2中的CH和CCR之间值的大小(多用pwm1的模式1) TIM_OCInitStruct.TIM_OCNPolarity = TIM_OCNPolarity_High; //当使用了刹车功能时,两路PWM1和2都会被强制禁止,进而输出我们配置的的空闲先状态 TIM_OCInitStruct.TIM_OCIdleState = TIM_OCIdleState_Set; //刹车时输出通道的状态 Set = high TIM_OCInitStruct.TIM_OCNIdleState = TIM_OCNIdleState_Reset; //刹车时互补通道的状态 Reset = low TIM_OC1Init(TIM1, &TIM_OCInitStruct); //使能通道1 TIM_OC1PreloadConfig(TIM1,TIM_OCPreload_Enable); /* 使能通道1重载 */ TIM_OCInitStruct.TIM_Pulse = TIM1_Impluse; TIM_OC2Init(TIM1, &TIM_OCInitStruct); TIM_OC2PreloadConfig(TIM1,TIM_OCPreload_Enable); TIM_OCInitStruct.TIM_Pulse = TIM1_Impluse; TIM_OC3Init(TIM1, &TIM_OCInitStruct); TIM_OC3PreloadConfig(TIM1,TIM_OCPreload_Enable); /-----------------------------输出比较------------------------------------/ /-----------------------------死区刹车------------------------------------/ TIM_BDTRInitStructure.TIM_OSSRState = TIM_OSSRState_Enable; //开启死区 TIM_BDTRInitStructure.TIM_OSSIState = TIM_OSSIState_Enable; //开启1空闲状态 TIM_BDTRInitStructure.TIM_LOCKLevel = TIM_LOCKLevel_1; //不同的锁定级别 (看BDTR寄存器) TIM_BDTRInitStructure.TIM_DeadTime = 20; //刹车时间,(看BDTR寄存器中的DTG[7:0]) //11转换成二进制为0000 1011 死区时间看[7;5]位,此处为000 TIM_BDTRInitStructure.TIM_Break = TIM_Break_Enable; //允许刹车 //BKIN 测到低电平 比较信号禁止 TIM_BDTRInitStructure.TIM_BreakPolarity = TIM_BreakPolarity_High; //高极性 TIM_BDTRInitStructure.TIM_AutomaticOutput = TIM_AutomaticOutput_Enable; //自动输出使能(刹车输入无效) TIM_BDTRConfig(TIM1, &TIM_BDTRInitStructure); //写入 /-----------------------------死区刹车------------------------------------/ TIM_ITConfig(TIM1, TIM_IT_Update, ENABLE); //允许定时器更新中断 | TIM_IT_Trigger TIM_Cmd(TIM1,ENABLE); //使能定时器 TIM_CtrlPWMOutputs(TIM1, ENABLE); //主动输出使能 } static void TIM_A1_NVIC_Config(void) { NVIC_InitTypeDef NVIC_InitStructure; /-----------------------------中断------------------------------------/ NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2); //分组 NVIC_InitStructure.NVIC_IRQChannel=TIM1_UP_TIM10_IRQn; //定时器1中断 NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority=3; NVIC_InitStructure.NVIC_IRQChannelSubPriority=0; NVIC_InitStructure.NVIC_IRQChannelCmd=ENABLE; //使能中断 NVIC_Init(&NVIC_InitStructure); //写入 /-----------------------------中断------------------------------------/ } void TIM_Init(void) { TIM_A1_NVIC_Config(); TIM_GPIO_Config(); TIM_A1_Mode_Config(); } #ifndef __TIM_H #define __TIM_H #include “sys.h” void TIM_Init(void); #endif #include “stm32f4xx_it.h” #include “oled.h” #include <math.h> #include “./adc/bsp_adc.h” #include “pid.h” extern uint16_t ADC_ConvertedValue[RHEOSTAT_NOFCHANEL]; extern float voltage1; uint16_t TIM_Advance_Impulse ;//高级定时器占空比 extern float Vout_actual; float Vout_set; // 目标输出电压 float pid_out; extern float pid_out; void TIM1_UP_IRQHandler(void) { if(TIM_GetITStatus(TIM1,TIM_IT_Update) == SET) { Vout_actual = voltage1; pid_out = pid_control (5 , 0.25, 0 ,Vout_set ,Vout_actual); TIM1->CCR1 = pid_out; TIM_ClearITPendingBit(TIM1, TIM_IT_Update); } } void DMA2_Stream0_IRQHandler(void) { // 检查传输完成中断标志 if (DMA_GetITStatus(DMA2_Stream0, DMA_IT_TCIF0) != RESET) { // 清除中断标志 DMA_ClearITPendingBit(DMA2_Stream0, DMA_IT_TCIF0); // 调用ADC_Read计算电压 ADC_Read(); } } void NMI_Handler(void) { } void HardFault_Handler(void) { /* Go to infinite loop when Hard Fault exception occurs */ while (1) {} } void MemManage_Handler(void) { /* Go to infinite loop when Memory Manage exception occurs / while (1) {} } void BusFault_Handler(void) { / Go to infinite loop when Bus Fault exception occurs / while (1) {} } void UsageFault_Handler(void) { / Go to infinite loop when Usage Fault exception occurs */ while (1) {} } void DebugMon_Handler(void) { } void SVC_Handler(void) { } void PendSV_Handler(void) { } void SysTick_Handler(void) { } #include “pid.h” float kp, ki, kd; // PID参数 float last_error = 0,last_error_2 = 0 , last_output, setpoint, input, output; float pid_control(float KP , float KI , float KD , float Set_Point , float Now_Point) { kp = KP; ki = KI; kd = KD; setpoint = Set_Point; input = Now_Point; float error = setpoint - input; float delta_error = error - last_error; output += kp*delta_error + ki*error + kd*(error-2*last_error+last_error_2); last_error_2 = last_error; last_error = error; last_output = output; //输出限幅 // if(output >= 100.0f ) output = 100.0f; return output; } #ifndef _PID_H #define _PID_H float pid_control(float KP , float KI , float KD , float Set_Point , float Now_Point); #endif #include “oled.h” #include “oledfont.h” #include “delay.h” //OLED的显存 //存放格式如下. //[0]0 1 2 3 … 127 //[1]0 1 2 3 … 127 //[2]0 1 2 3 … 127 //[3]0 1 2 3 … 127 //[4]0 1 2 3 … 127 //[5]0 1 2 3 … 127 //[6]0 1 2 3 … 127 //[7]0 1 2 3 … 127 u8 OLED_GRAM[128][8]; #if OLED_MODE==0 //向SSD1106写入一个字节。 //dat:要写入的数据/命令 //cmd:数据/命令标志 0,表示命令;1,表示数据; void OLED_WR_Byte(u8 dat,u8 cmd) { u8 i; OLED_DC=cmd; OLED_CS=0; for(i=0;i<8;i++) { OLED_SCL=0; if(dat&0x80) OLED_SDA=1; else OLED_SDA=0; OLED_SCL=1; dat<<=1; } OLED_CS=1; OLED_DC=1; } #endif #if OLED_MODE==1 //向SSD1106写入一个字节。 //dat:要写入的数据/命令 //cmd:数据/命令标志 0,表示命令;1,表示数据; void OLED_WR_Byte(u8 dat,u8 cmd) { OLED_DATA_OUT(dat); OLED_RST=cmd; OLED_CS=0; OLED_WR=0; OLED_WR=1; OLED_CS=1; OLED_DC=1; } #endif #if OLED_MODE==2 void OLED_WR_Byte(u8 dat,u8 cmd) { } #endif //更新显存到LCD void OLED_Refresh_Gram(void) { u8 i,n; for(i=0;i<8;i++) { OLED_WR_Byte (0xb0+i,OLED_CMD); //设置页地址(0~7) OLED_WR_Byte (0x00,OLED_CMD); //设置显示位置—列低地址 OLED_WR_Byte (0x10,OLED_CMD); //设置显示位置—列高地址 for(n=0;n<128;n++)OLED_WR_Byte(OLED_GRAM[n][i],OLED_DATA); } } void OLED_Set_Pos(unsigned char x, unsigned char y) { OLED_WR_Byte(0xb0+y,OLED_CMD); OLED_WR_Byte(((x&0xf0)>>4)|0x10,OLED_CMD); OLED_WR_Byte((x&0x0f)|0x01,OLED_CMD); } //开启OLED显示 void OLED_Display_On(void) { OLED_WR_Byte(0X8D,OLED_CMD); //SET DCDC命令 OLED_WR_Byte(0X14,OLED_CMD); //DCDC ON OLED_WR_Byte(0XAF,OLED_CMD); //DISPLAY ON } //关闭OLED显示 void OLED_Display_Off(void) { OLED_WR_Byte(0X8D,OLED_CMD); //SET DCDC命令 OLED_WR_Byte(0X10,OLED_CMD); //DCDC OFF OLED_WR_Byte(0XAE,OLED_CMD); //DISPLAY OFF } //清屏函数,清完屏,整个屏幕是黑色的!和没点亮一样!!! void OLED_Clear(void) { u8 i,n; for(i=0;i<8;i++) { for(n=0;n<128;n++) { OLED_GRAM[n][i]=0; } } OLED_Refresh_Gram();//更新显示 } //画点 //x:0~127 //y:0~63 //t:1 填充 0,清空 void OLED_DrawPoint(u8 x,u8 y,u8 t) { u8 pos,bx,temp=0; if(x>127||y>63)return;//超出范围了. pos=7-y/8; bx=y%8; temp=1<<(7-bx); if(t)OLED_GRAM[x][pos]|=temp; else OLED_GRAM[x][pos]&=~temp; } void OLED_DrawLine(u8 x1, u8 y1, u8 x2, u8 y2) { u16 t; int xerr=0,yerr=0,delta_x,delta_y,distance; int incx,incy,uRow,uCol; delta_x=x2-x1; //计算坐标增量 delta_y=y2-y1; uRow=x1; uCol=y1; if(delta_x>0)incx=1; //设置单步方向 else if(delta_x==0)incx=0;//垂直线 else {incx=-1;delta_x=-delta_x;} if(delta_y>0)incy=1; else if(delta_y==0)incy=0;//水平线 else{incy=-1;delta_y=-delta_y;} if( delta_x>delta_y)distance=delta_x; //选取基本增量坐标轴 else distance=delta_y; for(t=0;t<=distance+1;t++ )//画线输出 { OLED_DrawPoint(uRow,uCol,1);//画点 xerr+=delta_x ; yerr+=delta_y ; if(xerr>distance) { xerr-=distance; uRow+=incx; } if(yerr>distance) { yerr-=distance; uCol+=incy; } } } void OLED_DrawRectangle(u8 x1, u8 y1, u8 x2, u8 y2) { OLED_DrawLine(x1,y1,x2,y1); OLED_DrawLine(x1,y1,x1,y2); OLED_DrawLine(x1,y2,x2,y2); OLED_DrawLine(x2,y1,x2,y2); } //x1,y1,x2,y2 填充区域的对角坐标 //确保x1<=x2;y1<=y2 0<=x1<=127 0<=y1<=63 //dot:0,清空;1,填充 void OLED_Fill(u8 x1,u8 y1,u8 x2,u8 y2,u8 dot) { u8 x,y; for(x=x1;x<=x2;x++) { for(y=y1;y<=y2;y++) { OLED_DrawPoint(x,y,dot); } } OLED_Refresh_Gram();//更新显示 } //在指定位置显示一个字符,包括部分字符 //x:0~127 //y:0~63 //mode:0,反白显示;1,正常显示 //size:选择字体 12/16/24 void OLED_ShowChar(u8 x,u8 y,u8 chr,u8 size,u8 mode) { u8 temp,t,t1; u8 y0=y; u8 csize=(size/8+((size%8)?1:0)) * (size/2); //得到字体一个字符对应点阵集所占的字节数 chr=chr-’ ';//得到偏移后的值 for(t=0;t<csize;t++) { if(size12)temp=ascii_1206[chr][t]; //调用1206字体 else if(size16)temp=ascii_1608[chr][t]; //调用1608字体 else if(size==24)temp=ascii_2412[chr][t]; //调用2412字体 else return; //没有的字库 for(t1=0;t1<8;t1++) { if(temp&0x80)OLED_DrawPoint(x,y,mode); else OLED_DrawPoint(x,y,!mode); temp<<=1; y++; if((y-y0)==size) { y=y0; x++; break; } } } } //m^n函数 u32 oled_pow(u8 m,u8 n) { u32 result=1; while(n–)result*=m; return result; } //显示2个数字 //x,y :起点坐标 //len :数字的位数 //size:字体大小 //num:数值(0~4294967295); void OLED_ShowNum(u8 x,u8 y,u32 num,u8 len,u8 size) { u8 t,temp; u8 enshow=0; for(t=0;t<len;t++) { temp=(num/oled_pow(10,len-t-1))%10; if(enshow0&&t<(len-1)) { if(temp0) { OLED_ShowChar(x+(size/2)*t,y,’ ',size,1); continue; }else enshow=1; } OLED_ShowChar(x+(size/2)*t,y,temp+'0',size,1); } } //显示字符串 //x,y:起点坐标 //size:字体大小 //*p:字符串起始地址 void OLED_ShowString(u8 x,u8 y,const u8 *p,u8 size) { while((*p<=‘~’)&&(*p>=’ '))//判断是不是非法字符! { if(x>(128-(size/2))){x=0;y+=size;} if(y>(64-size)){y=x=0;OLED_Clear();} OLED_ShowChar(x,y,*p,size,1); x+=size/2; p++; } } //显示汉字 //x,y:起点坐标 //pos:数组位置汉字显示 //size:字体大小 //mode:0,反白显示;1,正常显示 void OLED_ShowFontHZ(u8 x,u8 y,u8 pos,u8 size,u8 mode) { u8 temp,t,t1; u8 y0=y; u8 csize=(size/8+((size%8)?1:0))*(size);//得到字体一个字符对应点阵集所占的字节数 if(size!=12&&size!=16&&size!=24&&size!=32)return; //不支持的size for(t=0;t<csize;t++) { if(size==12)temp=FontHzk_12[pos][t]; //调用1206字体 else if(size==16)temp=FontHzk_16[pos][t]; //调用1608字体 else if(size==24)temp=FontHzk_24[pos][t]; //调用2412字体 else if(size==32)temp=FontHzk_32[pos][t]; //调用3216字体 else return; //没有的字库 for(t1=0;t1<8;t1++) { if(temp&0x80)OLED_DrawPoint(x,y,mode); else OLED_DrawPoint(x,y,!mode); temp<<=1; y++; if((y-y0)==size) { y=y0; x++; break; } } } } //显示BMP图片128×64 //起始点坐标(x,y),x的范围0~127,y为页的范围0~7 void OLED_DrawBMP(u8 x0, u8 y0,u8 x1, u8 y1,u8 BMP[]) { u16 j=0; u8 x,y; if(y1%8==0)y=y1/8; else y=y1/8+1; for(y=y0;y<y1;y++) { OLED_Set_Pos(x0,y); for(x=x0;x<x1;x++) { OLED_WR_Byte(BMP[j++],OLED_DATA); } } } //GND 接电源地 //VCC 接5V或3.3v电源 //D0 接PD6(SCL) //D1 接PD7(SDA) //RES 接PD4 //DC 接PD5 //CS 接PD3 void OLED_Init() { GPIO_InitTypeDef GPIO_InitStructure; #if OLED_MODE==0 //4线SPI模式 RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOE|RCC_AHB1Periph_GPIOC|RCC_AHB1Periph_GPIOA,ENABLE); GPIO_InitStructure.GPIO_Mode=GPIO_Mode_OUT; //输出模式 GPIO_InitStructure.GPIO_Pin=GPIO_Pin_2|GPIO_Pin_6;//管脚设置 GPIO_InitStructure.GPIO_Speed=GPIO_Speed_100MHz;//速度为100M GPIO_InitStructure.GPIO_OType=GPIO_OType_PP;//推挽输出 GPIO_InitStructure.GPIO_PuPd=GPIO_PuPd_NOPULL;//不拉 GPIO_Init(GPIOE,&GPIO_InitStructure); //初始化结构体 GPIO_SetBits(GPIOE,GPIO_Pin_2|GPIO_Pin_6); //拉高电平 GPIO_InitStructure.GPIO_Mode=GPIO_Mode_OUT; //输出模式 GPIO_InitStructure.GPIO_Pin=GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_13;//管脚设置 GPIO_InitStructure.GPIO_Speed=GPIO_Speed_100MHz;//速度为100M GPIO_InitStructure.GPIO_OType=GPIO_OType_PP;//推挽输出 GPIO_InitStructure.GPIO_PuPd=GPIO_PuPd_NOPULL;//不拉 GPIO_Init(GPIOC,&GPIO_InitStructure); //初始化结构体 GPIO_SetBits(GPIOC,GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_13); //拉高电平 OLED_Clear(); #endif #if OLED_MODE==1 //8080模式 RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOD|RCC_AHB1Periph_GPIOC,ENABLE); GPIO_InitStructure.GPIO_Mode=GPIO_Mode_OUT; //输出模式 GPIO_InitStructure.GPIO_Pin=GPIO_Pin_3|GPIO_Pin_4|GPIO_Pin_5|GPIO_Pin_6|GPIO_Pin_7;//管脚设置 GPIO_InitStructure.GPIO_Speed=GPIO_Speed_100MHz;//速度为100M GPIO_InitStructure.GPIO_OType=GPIO_OType_PP;//推挽输出 GPIO_InitStructure.GPIO_PuPd=GPIO_PuPd_UP;//上拉 GPIO_Init(GPIOD,&GPIO_InitStructure); //初始化结构体 GPIO_SetBits(GPIOD,GPIO_Pin_3|GPIO_Pin_4|GPIO_Pin_5|GPIO_Pin_6|GPIO_Pin_7); GPIO_InitStructure.GPIO_Pin = 0XFF; //PC0-7 GPIO_Init(GPIOC, &GPIO_InitStructure); GPIO_SetBits(GPIOC,0xFF); //PC0-7输出高 #endif #if OLED_MODE==2 //IIC模式 #endif OLED_RST=1; delay_ms(100); OLED_RST=0; delay_ms(100); OLED_RST=1; OLED_WR_Byte(0xAE,OLED_CMD); //关闭显示 OLED_WR_Byte(0xD5,OLED_CMD); //设置时钟分频因子,震荡频率 OLED_WR_Byte(80,OLED_CMD); //[3:0],分频因子;[7:4],震荡频率 OLED_WR_Byte(0xA8,OLED_CMD); //设置驱动路数 OLED_WR_Byte(0X3F,OLED_CMD); //默认0X3F(1/64) OLED_WR_Byte(0xD3,OLED_CMD); //设置显示偏移 OLED_WR_Byte(0X00,OLED_CMD); //默认为0 OLED_WR_Byte(0x40,OLED_CMD); //设置显示开始行 [5:0],行数. OLED_WR_Byte(0x8D,OLED_CMD); //电荷泵设置 OLED_WR_Byte(0x14,OLED_CMD); //bit2,开启/关闭 OLED_WR_Byte(0x20,OLED_CMD); //设置内存地址模式 OLED_WR_Byte(0x02,OLED_CMD); //[1:0],00,列地址模式;01,行地址模式;10,页地址模式;默认10; OLED_WR_Byte(0xA1,OLED_CMD); //段重定义设置,bit0:0,0->0;1,0->127; OLED_WR_Byte(0xC0,OLED_CMD); //设置COM扫描方向;bit3:0,普通模式;1,重定义模式 COM[N-1]->COM0;N:驱动路数 OLED_WR_Byte(0xDA,OLED_CMD); //设置COM硬件引脚配置 OLED_WR_Byte(0x12,OLED_CMD); //[5:4]配置 OLED_WR_Byte(0x81,OLED_CMD); //对比度设置 OLED_WR_Byte(0xEF,OLED_CMD); //1~255;默认0X7F (亮度设置,越大越亮) OLED_WR_Byte(0xD9,OLED_CMD); //设置预充电周期 OLED_WR_Byte(0xf1,OLED_CMD); //[3:0],PHASE 1;[7:4],PHASE 2; OLED_WR_Byte(0xDB,OLED_CMD); //设置VCOMH 电压倍率 OLED_WR_Byte(0x30,OLED_CMD); //[6:4] 000,0.65*vcc;001,0.77*vcc;011,0.83*vcc; OLED_WR_Byte(0xA4,OLED_CMD); //全局显示开启;bit0:1,开启;0,关闭;(白屏/黑屏) OLED_WR_Byte(0xA6,OLED_CMD); //设置显示方式;bit0:1,反相显示;0,正常显示 OLED_WR_Byte(0xAF,OLED_CMD); //开启显示 OLED_Clear(); } #ifndef _oled_H #define _oled_H #include “sys/system.h” #include “stdlib.h” #define WORD_SIZE 12 #define X_OFFSET_WORD 0 #define Y_OFFSET_WORD 0 #define X_OFFSTE_PIXEL 0 #define Y_OFFSTE_PIXEL 0 #if WORD_SIZE != 12 && WORD_SIZE != 16 && WORD_SIZE != 24 #define WORD_SIZE 12 #endif #if WORD_SIZE == 24 #define WORD_WIDTH 12 #define WORD_HIGH 24 #endif #if WORD_SIZE == 16 #define WORD_WIDTH 8 #define WORD_HIGH 16 #endif #if WORD_SIZE == 12 #define WORD_WIDTH 6 #define WORD_HIGH 12 #endif //OLED模式设置 //0:4线串行SPI模式 //1:并行8080模式 //2:IIC模式 #define OLED_MODE 0 #define SIZE 16 #define XLevelL 0x00 #define XLevelH 0x10 #define Max_Column 128 #define Max_Row 64 #define Brightness 0xFF #define X_WIDTH 128 #define Y_WIDTH 64 #if OLED_MODE==0 //OLDE-SPI4线控制管脚定义 #define OLED_SCL PCout(1) #define OLED_SDA PCout(0) #define OLED_RST PCout(13) #define OLED_DC PEout(6) #define OLED_CS PEout(2) #endif #if OLED_MODE==1 //OLDE-8080总线控制管脚定义 #define OLED_CS PDout(3) #define OLED_RST PDout(4) #define OLED_DC PDout(5) #define OLED_WR PDout(6) #define OLED_RD PDout(7) #define OLED_DATA_OUT(x) GPIO_Write(GPIOC,x);//输出 #endif #if OLED_MODE==2 //OLDE-IIC总线控制管脚定义 #endif #define OLED_CMD 0 //写命令 #define OLED_DATA 1 //写数据 //OLED控制用函数 void OLED_WR_Byte(u8 dat,u8 cmd); void OLED_Display_On(void); void OLED_Display_Off(void); void OLED_Set_Pos(unsigned char x, unsigned char y); void OLED_Init(void); void OLED_Refresh_Gram(void); void OLED_Clear(void); void OLED_DrawPoint(u8 x,u8 y,u8 t); void OLED_DrawLine(u8 x1, u8 y1, u8 x2, u8 y2); void OLED_DrawRectangle(u8 x1, u8 y1, u8 x2, u8 y2); void OLED_Fill(u8 x1,u8 y1,u8 x2,u8 y2,u8 dot); void OLED_ShowChar(u8 x,u8 y,u8 chr,u8 size,u8 mode); void OLED_ShowNum(u8 x,u8 y,u32 num,u8 len,u8 size); void OLED_ShowString(u8 x,u8 y,const u8 *p,u8 size); void OLED_ShowFontHZ(u8 x,u8 y,u8 pos,u8 size,u8 mode); void OLED_DrawBMP(u8 x0, u8 y0,u8 x1, u8 y1,u8 BMP[]); #endif

以此为模板,我想要一个单通道adc+dma来采集电压,看看我先面这个adc模块还可以怎么改#ifndef __BSP_ADC_H #define __BSP_ADC_H #include "stm32f4xx.h" #define RHEOSTAT_NOFCHANEL 1 /*=====================通道1 IO======================*/ // ADC IO宏定义 #define ADC_GPIO_PORT1 GPIOA #define ADC_GPIO_PIN1 GPIO_Pin_4 #define ADC_GPIO_CLK1 RCC_AHB1Periph_GPIOA #define ADC_CHANNEL1 ADC_Channel_4 // ADC 序号宏定义 #define ADC_ ADC1 #define ADC_CLK RCC_APB2Periph_ADC1 // ADC DR寄存器宏定义,ADC转换后的数字值则存放在这里 #define RHEOSTAT_ADC_DR_ADDR ((u32)ADC1+0x4c) // ADC DMA 通道宏定义,这里我们使用DMA传输 // DMA 配置 #define ADC_DMA_CLK RCC_AHB1Periph_DMA2 #define ADC_DMA_CHANNEL DMA_Channel_0 #define ADC_DMA_STREAM DMA2_Stream0 void Adc_Init(void); //float ADC_ReadVoltage(void); #endif /* __BSP_ADC_H */ #include “./adc/bsp_adc.h” #include “bsp_GeneralTim.h” #include “stm32f4xx_adc.h” __IO uint16_t ADC_ConvertedValue[1]={0}; volatile uint8_t current_buffer = 0; extern volatile uint32_t time; static void ADC_GPIO_Config(void) { GPIO_InitTypeDef GPIO_InitStructure; /=通道1==/ // 使能 GPIO 时钟 RCC_AHB1PeriphClockCmd(ADC_GPIO_CLK1,ENABLE); // 配置 IO GPIO_InitStructure.GPIO_Pin = ADC_GPIO_PIN1; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN; //不上拉不下拉 GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL ; GPIO_Init(ADC_GPIO_PORT1, &GPIO_InitStructure); } void ADC_DMA_Config(void) { DMA_InitTypeDef DMA_InitStructure; // 1. 使能 DMA 时钟 RCC_AHB1PeriphClockCmd(ADC_DMA_CLK, ENABLE); // 2. 配置 DMA 参数 DMA_InitStructure.DMA_Channel = ADC_DMA_CHANNEL; // DMA 通道 0 DMA_InitStructure.DMA_Memory0BaseAddr = (uint32_t)ADC_ConvertedValue; // 目标地址:内存缓冲区 DMA_InitStructure.DMA_PeripheralBaseAddr = (uint32_t)&ADC1->DR; // 修正外设地址 DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralToMemory; // 外设到内存 DMA_InitStructure.DMA_BufferSize = 1; // 缓冲区大小 DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable; // 外设地址不递增 DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Disable; // 单通道禁用地址递增 DMA_InitStructure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_HalfWord; // 外设数据大小:半字(16位) DMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_HalfWord; // 内存数据大小:半字(16位) DMA_InitStructure.DMA_Mode = DMA_Mode_Circular; // 循环模式 DMA_InitStructure.DMA_Priority = DMA_Priority_High; // 高优先级 DMA_InitStructure.DMA_FIFOMode = DMA_FIFOMode_Disable; // 禁用 FIFO 模式 DMA_InitStructure.DMA_FIFOThreshold = DMA_FIFOThreshold_HalfFull; // FIFO 阈值 DMA_InitStructure.DMA_MemoryBurst = DMA_MemoryBurst_Single; // 内存突发传输:单次 DMA_InitStructure.DMA_PeripheralBurst = DMA_PeripheralBurst_Single; // 外设突发传输:单次 // 3. 初始化 DMA DMA_Init(ADC_DMA_STREAM, &DMA_InitStructure); // 4. 使能 DMA 中断(传输完成、传输错误) DMA_ITConfig(ADC_DMA_STREAM, DMA_IT_TC | DMA_IT_TE | DMA_IT_HT, ENABLE); // 5. 使能 DMA 流 DMA_Cmd(ADC_DMA_STREAM, ENABLE); } void ADC_Config(void) { ADC_InitTypeDef ADC_InitStructure; ADC_CommonInitTypeDef ADC_CommonInitStructure; // 1. 使能 ADC 时钟 RCC_APB2PeriphClockCmd(ADC_CLK, ENABLE); // 2. 配置 ADC 通用参数 ADC_CommonInitStructure.ADC_Mode = ADC_Mode_Independent; // 独立模式 ADC_CommonInitStructure.ADC_Prescaler = ADC_Prescaler_Div4; // ADC 时钟分频:PCLK2/4 ADC_CommonInitStructure.ADC_DMAAccessMode = ADC_DMAAccessMode_1 ; // DMA 访问模式 ADC_CommonInitStructure.ADC_TwoSamplingDelay = ADC_TwoSamplingDelay_5Cycles; // 采样延迟 ADC_CommonInit(&ADC_CommonInitStructure); // 3. 配置 ADC 参数 ADC_InitStructure.ADC_Resolution = ADC_Resolution_12b; // 12位分辨率 ADC_InitStructure.ADC_ScanConvMode = DISABLE; // 扫描模式使能 ADC_InitStructure.ADC_ContinuousConvMode = ENABLE; // 连续转换模式 ADC_InitStructure.ADC_ExternalTrigConvEdge = ADC_ExternalTrigConvEdge_None; // 软件触发 ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_T1_CC1; // 任意值 ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right; // 数据右对齐 ADC_InitStructure.ADC_NbrOfConversion = 1 ; // 转换通道数 ADC_Init(ADC_, &ADC_InitStructure); // 4. 配置 ADC 通道(通道4,PA4) ADC_RegularChannelConfig(ADC_, ADC_Channel_4, 1, ADC_SampleTime_84Cycles); // 5. 使能 ADC DMA ADC_DMACmd(ADC_, ENABLE); // 6. 使能 ADC ADC_Cmd(ADC_, ENABLE); // 7. 启动 ADC 转换 ADC_SoftwareStartConv(ADC_); } static void ADC_NVIC_Config(void) { NVIC_InitTypeDef NVIC_InitStructure; NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2); NVIC_InitStructure.NVIC_IRQChannel = DMA2_Stream0_IRQn; NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1; NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0; NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; NVIC_Init(&NVIC_InitStructure); } void Adc_Init(void) { ADC_GPIO_Config(); ADC_DMA_Config(); ADC_Config(); ADC_NVIC_Config(); } //float ADC_ReadVoltage(void) // { // // static uint8_t initialized = 0; // if(!initialized) // { // Adc_Init(); // initialized = 1; // } // // // // 直接读取全局数组 // return ADC_ConvertedValue[0] * 3.3f /4096; //} 而且按下面这样可以读到正确的adc值吗 #include “stm32f4xx_it.h” #include “oled.h” #include <math.h> #include “./adc/bsp_adc.h” #include “pid.h” #include “bsp_GeneralTim.h” float Taget=12; extern uint16_t ADC_ConvertedValue[RHEOSTAT_NOFCHANEL]; extern float voltage1; extern float pid_out; extern float Vout_actual; extern uint16_t TIM1_Impluse;//高级定时器占空比 volatile uint8_t adc_data_ready = 0; volatile uint8_t tim_update_flag=0 ; volatile uint32_t last_adc_value = 0; extern volatile uint32_t time; extern float six; // 在DMA中断中仅设置标志 void DMA2_Stream0_IRQHandler(void) { if (DMA_GetITStatus(DMA2_Stream0, DMA_IT_TCIF0)) { adc_data_ready = 1; // 仅设置标志 DMA_ClearITPendingBit(DMA2_Stream0, DMA_IT_TCIF0); } } void TIM1_UP_TIM10_IRQHandler(void) { if(TIM_GetITStatus(TIM1, TIM_IT_Update)) { if(adc_data_ready) { // 修正ADC转换公式 Vout_actual = ADC_ConvertedValue[0] * 3.3f / 4096.0f; adc_data_ready = 0; // // PID计算 pid_out = pid_control(2.6, 1.5, 0.1, 12, Vout_actual); TIM1_Impluse=pid_out*84; // 限幅保护 if(pid_out > TIM1->ARR) TIM1_Impluse = TIM1->ARR; // 更新PWM TIM1->CCR2 = TIM1_Impluse; six = 1; // 存储实际设置的PWM值 } TIM_ClearITPendingBit(TIM1, TIM_IT_Update); } } void NMI_Handler(void) { } void HardFault_Handler(void) { /* Go to infinite loop when Hard Fault exception occurs */ while (1) {} } void MemManage_Handler(void) { /* Go to infinite loop when Memory Manage exception occurs / while (1) {} } void BusFault_Handler(void) { / Go to infinite loop when Bus Fault exception occurs / while (1) {} } void UsageFault_Handler(void) { / Go to infinite loop when Usage Fault exception occurs */ while (1) {} } void DebugMon_Handler(void) { } void SVC_Handler(void) { } void PendSV_Handler(void) { } void SysTick_Handler(void) { }

/** ****************************************************************************** * @file main.c * @author embedfire * @version V1.0 * @date 2024 * @brief 标准库模板 ****************************************************************************** * @attention * * 实验平台 :野火 STM32F103C8T6-STM32开发板 * 论坛 :http://www.firebbs.cn * 官网 :https://embedfire.com/ * 淘宝 :https://yehuosm.tmall.com/ * ****************************************************************************** */ #include "stm32f10x.h" // Device header #include "delay/bsp_delay.h" #include "stm32f10x.h" #include "OLED/OLED.h" /* DHT11驱动部分 */ #define DHT11_GPIO_PORT GPIOA #define DHT11_GPIO_PIN GPIO_Pin_9 void DHT11_Init(void) { GPIO_InitTypeDef GPIO_InitStructure; RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE); GPIO_InitStructure.GPIO_Pin = DHT11_GPIO_PIN; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; GPIO_Init(DHT11_GPIO_PORT, &GPIO_InitStructure); GPIO_SetBits(DHT11_GPIO_PORT, DHT11_GPIO_PIN); } uint8_t DHT11_Read_Data(float *temp, float *humi) { uint8_t buf[5]; // 启动信号时序代码 GPIO_ResetBits(DHT11_GPIO_PORT, DHT11_GPIO_PIN); Rough_Delay_Ms(18); GPIO_SetBits(DHT11_GPIO_PORT, DHT11_GPIO_PIN); Rough_Delay_Us(30); // 数据接收处理代码 // ...(完整时序处理代码) // 校验数据 if(buf[0] + buf[1] + buf[2] + buf[3] == buf[4]) { *humi = buf[0] + buf[1]*0.1; *temp = buf[2] + buf[3]*0.1; return 0; } return 1; } ///* OLED驱动部分 */ //void OLED_Write_Cmd(uint8_t cmd) { // I2C_Start(); // I2C_Write_Byte(0x78); // 器件地址 // I2C_Write_Byte(0x00); // 命令模式 // I2C_Write_Byte(cmd); // I2C_Stop(); //} //void OLED_Init(void) { // // 初始化序列 // OLED_Write_Cmd(0xAE); // 关闭显示 // OLED_Write_Cmd(0xD5); // 设置显示时钟分频比 // OLED_Write_Cmd(0x80); // // ...其他初始化命令 // OLED_Write_Cmd(0xAF); // 开启显示 //} /* 主程序逻辑 */ int main(void) { float temperature, humidity; SystemInit(); DHT11_Init(); OLED_Init(); while(1) { if(DHT11_Read_Data(&temperature, &humidity) == 0) { OLED_ShowString(0, 0, "Temp:"); OLED_ShowNum(48, 0, (uint16_t)temperature, 2); OLED_ShowString(0, 2, "Humi:"); OLED_ShowNum(48, 2, (uint16_t)humidity, 2); } Rough_Delay_Ms(2000); } }.\Objects\Fire_F103.axf: Error: L6200E: Symbol OLED_F8x16 multiply defined (by oled.o and main.o).

oledfont.h代码为////////////////////////////////////////////////////////////////////////////////// //本程序只供学习使用,未经作者许可,不得用于其它任何用途 /*************************************** * 文件名 :spi_oled.h * 描述 :配置硬件spi驱动oled * 实验平台:基于STM32F103C8T6 * 硬件连接:------------------------OLED 7接口硬件SPI演示例程 // 说明: // ---------------------------------------------------------------- // GND 电源地 // VCC 接5V或3.3v电源 // D0 接PA5(SCL) // D1 接PA7(SDA) // RES 接PB2 // CS 接PB1 // DC 接PB0 // ---------------------------------------------------------------- * 库版本 :V3.5.0 ******************************************************************************/ #ifndef __SPI_OLED_H #define __SPI_OLED_H #include "stc8a8k64d4.h" #include "stdlib.h" #include <stdint.h> //OLED模式设置 //0:4线串行模式 //1:并行8080模式 #define OLED_MODE 0 #define SIZE 16 #define XLevelL 0x00 #define XLevelH 0x10 #define Max_Column 128 #define Max_Row 64 #define Brightness 0xFF #define X_WIDTH 128 #define Y_WIDTH 64 //-----------------OLED端口定义---------------- #define OLED_SCLK_Clr() ClrBits(P1,PIN_5)//CLK #define OLED_SCLK_Set() SetBits(P1,PIN_5) #define OLED_SDIN_Clr() ClrBits(P1,PIN_3)//DIN #define OLED_SDIN_Set() SetBits(P1,PIN_3) #define OLED_RST_Clr() ClrBits(P6,PIN_2)//RES #define OLED_RST_Set() SetBits(P6,PIN_2) #define OLED_DC_Clr() ClrBits(P6,PIN_0)//DC #define OLED_DC_Set() SetBits(P6,PIN_0) #define OLED_CS_Clr() ClrBits(P6,PIN_1)//CS #define OLED_CS_Set() SetBits(P6,PIN_1) #define OLED_CMD 0 //写命令 #define OLED_DATA 1 //写数据 //OLED控制用函数 uint8_t SPI1_WriteByte(uint8_t TxData); void SPI_OLED_WR_Byte(uint8_t dat,uint8_t cmd); void SPI_OLED_Set_Pos(unsigned char x, unsigned char y); void SPI_OLED_Display_On(void); void SPI_OLED_Display_Off(void); void SPI_OLED_Clear(void); void SPI_OLED_ShowChar(uint8_t x,uint8_t y,uint8_t chr); void SPI_OLED_ShowNum(uint8_t x,uint8_t y,uint16_t num,uint8_t len,uint8_t size); void SPI_OLED_ShowString(uint8_t x,uint8_t y, char *p); void SPI_OLED_Set_Pos(unsigned char x, unsigned char y); void SPI_OLED_ShowCHinese(uint8_t x,uint8_t y,uint8_t no); void SPI_OLED_DrawBMP(unsigned char x0, unsigned char y0,unsigned char x1, unsigned char y1,unsigned char BMP[]); void spi_oled_init(void); #endif main.c文件为/** ****************************************************************************** * @ 名称 SPI OLED屏显示中文实验 * @ 描述 按照如下方式将 OLED 连接到 STC8A8K64D4 * GND 电源地 * VCC 接5V或3.3v电源 * CLK 接P1.5 * MOSI 接P1.3 * RES 接P6.2 * CS 接P6.1 * DC 接P6.0 * * @ 注意 显示坐标与标准二维坐标轴不同,坐标原点的位置跟数学的坐标原点不一样, * 位置从左上角出发,横x轴,竖y轴。OLED显示屏分辨率是128*64,既每行有 * 128个像素点,每列是64个像素点 ****************************************************************************** */ #include "stc8a8k64d4.h" #include <string.h> #include <math.h> #include <stdio.h> #include <stdint.h> #include <stdlib.h> #include <delay.h> #include <uart.h> #include <spi_oled.h> void main(void) { serial_init(); //spi1以及oled的初始化 spi_oled_init(); // OLED屏中并没有存储汉字,汉字的显示是通过取模软件生成特定的字库,并将字库信息放在一个二维矩阵作为索引 // 通过不同汉字的索引,点亮特定区域内的像素点来呈现汉字 // 字摸索引位于 oledfont.h 中 // 注意由于51单片机的IRAM空间不多,所以声明字模时需要加上__xdata修饰词, // 将字模放在更大的XRAM中 SPI_OLED_ShowCHinese(0,0,0);//好 SPI_OLED_ShowCHinese(16,0,1);//好 SPI_OLED_ShowCHinese(32,0,2);//学 SPI_OLED_ShowCHinese(48,0,3);//习 SPI_OLED_ShowCHinese(64,0,4);//天 SPI_OLED_ShowCHinese(80,0,5);//天 SPI_OLED_ShowCHinese(96,0,6);//向 SPI_OLED_ShowCHinese(112,0,7);//上 delay_ms(50); SPI_OLED_ShowCHinese(0,2,0);//好 SPI_OLED_ShowCHinese(16,2,1);//好 SPI_OLED_ShowCHinese(32,2,2);//学 SPI_OLED_ShowCHinese(48,2,3);//习 SPI_OLED_ShowCHinese(64,2,4);//天 SPI_OLED_ShowCHinese(80,2,5);//天 SPI_OLED_ShowCHinese(96,2,6);//向 SPI_OLED_ShowCHinese(112,2,7);//上 delay_ms(50); SPI_OLED_ShowCHinese(0,4,0);//好 SPI_OLED_ShowCHinese(16,4,1);//好 SPI_OLED_ShowCHinese(32,4,2);//学 SPI_OLED_ShowCHinese(48,4,3);//习 SPI_OLED_ShowCHinese(64,4,4);//天 SPI_OLED_ShowCHinese(80,4,5);//天 SPI_OLED_ShowCHinese(96,4,6);//向 SPI_OLED_ShowCHinese(112,4,7);//上 delay_ms(50); SPI_OLED_ShowCHinese(0,6,0);//好 SPI_OLED_ShowCHinese(16,6,1);//好 SPI_OLED_ShowCHinese(32,6,2);//学 SPI_OLED_ShowCHinese(48,6,3);//习 SPI_OLED_ShowCHinese(64,6,4);//天 SPI_OLED_ShowCHinese(80,6,5);//天 SPI_OLED_ShowCHinese(96,6,6);//向 SPI_OLED_ShowCHinese(112,6,7);//上 delay_ms(50); while(1) { ; } } 我要怎么修改这两个文件使oled显示器显示的第一行是温度(暂时先空着),第二行是班级(电科232),第三行是名字(喂喂喂),第四行是学号202300324059,

/* USER CODE BEGIN Header */ /** ****************************************************************************** * @file : main.c * @brief : Main program body ****************************************************************************** * @attention * * Copyright (c) 2025 STMicroelectronics. * All rights reserved. * * This software is licensed under terms that can be found in the LICENSE file * in the root directory of this software component. * If no LICENSE file comes with this software, it is provided AS-IS. * ****************************************************************************** */ /* USER CODE END Header */ /* Includes ------------------------------------------------------------------*/ #include "main.h" #include "tim.h" #include "usart.h" #include "gpio.h" /* Private includes ----------------------------------------------------------*/ /* USER CODE BEGIN Includes */ #include "stdio.h" #include "oled.h" #include "pid.h" /* USER CODE END Includes */ /* Private typedef -----------------------------------------------------------*/ /* USER CODE BEGIN PTD */ typedef struct { int16_t x; int16_t y; int16_t z; uint8_t valid; } SensorData; /* USER CODE END PTD */ /* Private define ------------------------------------------------------------*/ /* USER CODE BEGIN PD */ #define PACKET_SIZE 10 #define RX_BUFFER_SIZE 256 #define SERVO_SETTLE_TIME 2500 /* USER CODE END PD */ /* Private macro -------------------------------------------------------------*/ /* USER CODE BEGIN PM */ /* USER CODE END PM */ /* Private variables ---------------------------------------------------------*/ /* USER CODE BEGIN PV */ uint8_t test1 = 0; uint8_t test2 = 0; int x = 0; int y = 0; uint8_t string[20]; //uint8_t g_ucUsart1ReceiveData; uint8_t state = 0; uint8_t g_ucaUsart2ReceiveBuffer[20]; uint8_t g_ucUsart1ReceivCounter=0; uint8_t g_ucUsart1ReceiveCompletionFlag; int key_date; uint8_t rx_buffer[PACKET_SIZE]; uint8_t rx_index = 0; uint8_t sync_flag = 0; uint8_t a[20]; SensorData data; int pwm1 = 720; int pwm2 = 720; int jiaodu; float Kp1 = 1.05, Ki1 = 0, Kd1 = 0; float Kp2 = 1.05, Ki2 = 0, Kd2 = 0; int setpoint1 = 0; int integral1 = 0, last_error1 = 0; float error1, derivative1, output1; int setpoint2 = 0; int integral2 = 0, last_error2 = 0; float error2, derivative2, output2; int zhongjian1 = 0; int zhongjian2 = 0; uint8_t Key_row[1] = { 0xff }; volatile char key_Data = 0; volatile uint8_t key_pressed = 0; int Keyflg = 1; int flg = 1; int pwm_start_time = 0; char message[20]; int distance = 0, angle = 0; /* USER CODE END PV */ /* Private function prototypes -----------------------------------------------*/ void SystemClock_Config(void); /* USER CODE BEGIN PFP */ /* USER CODE END PFP */ /* Private user code ---------------------------------------------------------*/ /* USER CODE BEGIN 0 */ #define FILTER_WINDOW_SIZE 5 // 滤波数组 int filter_buffer_x[FILTER_WINDOW_SIZE]; int filter_buffer_y[FILTER_WINDOW_SIZE]; int filter_index_x = 0; int filter_index_y = 0; // 初始化滤波数组 void filter_init() { for (int i = 0; i < FILTER_WINDOW_SIZE; i++) { filter_buffer_x[i] = 0; filter_buffer_y[i] = 0; } } // 移动平均滤波函数 int moving_average_filter(int *buffer, int *index, int new_value) { buffer[*index] = new_value; *index = (*index + 1) % FILTER_WINDOW_SIZE; int sum = 0; for (int i = 0; i < FILTER_WINDOW_SIZE; i++) { sum += buffer[i]; } return sum / FILTER_WINDOW_SIZE; } // 限制PWM变化率 int limit_pwm_change(int current_pwm, int target_pwm, int max_change) { if (target_pwm > current_pwm + max_change) { return current_pwm + max_change; } else if (target_pwm < current_pwm - max_change) { return current_pwm - max_change; } else { return target_pwm; } } int fputc(int ch, FILE *f) { HAL_UART_Transmit(&huart1, (uint8_t *)&ch, 1, 0xFFFF); return ch; } uint8_t parse_packet(uint8_t *data, SensorData *result) { if (data[0] != 0x2C || data[1] != 0x12 || data[9] != 0x5B) { return 0; } result->x = (data[2] << 8) | data[3]; result->y = (data[4] << 8) | data[5]; result->z = (data[6] << 8) | data[7]; uint8_t checksum = 0; for (int i = 2; i <= 7; i++) { checksum ^= data[i]; } if (checksum != data[8]) { return 0; } return 1; } void xianfu() { if (pwm1 < 1000) { pwm1 = 1000; } else if (pwm1 > 3000) { pwm1 = 3000; } if (pwm2 < 1000) { pwm2 = 1000; } else if (pwm2 > 3000) { pwm2 = 3000; } } int PID_Compute1(int setpoint, int measured_value) { error1 = setpoint - measured_value; integral1 += error1; derivative1 = error1 - last_error1; last_error1 = error1; output1 = Kp1 * error1 + Ki1 * integral1 + Kd1 * derivative1; if (output1 > 3600) output1 = 3600; else if (output1 <-3600) output1 = -3600; return output1; } int PID_Compute2(int setpoint, int measured_value) { error2 = setpoint - measured_value; integral2 += error2; derivative2 = error2 - last_error2; last_error2 = error2; output2 = Kp2 * error2 + Ki2 * integral2 + Kd2 * derivative2; if (output2 > 3600) output1 = 3600; else if (output2 < -3600) output1 = -3600; return output2; } void duoji1() { // zhongjian1 = PID_Compute1(400, data.x); // pwm1 = 2000 + zhongjian1; // xianfu(); // __HAL_TIM_SetCompare(&htim1, TIM_CHANNEL_1, pwm1); int filtered_x = moving_average_filter(filter_buffer_x, &filter_index_x, data.x); zhongjian1 = PID_Compute1(400, filtered_x); int target_pwm1 = 2000 -zhongjian1; // 限制PWM变化率 pwm1 = limit_pwm_change(pwm1, target_pwm1, 10); xianfu(); __HAL_TIM_SetCompare(&htim1, TIM_CHANNEL_1, pwm1); }; void duoji2() { // zhongjian2 = PID_Compute2(400, data.y); // pwm2 = 2000 + zhongjian2; // xianfu(); // __HAL_TIM_SetCompare(&htim1, TIM_CHANNEL_4, pwm2); int filtered_y = moving_average_filter(filter_buffer_y, &filter_index_y, data.y); zhongjian2 = PID_Compute2(400, filtered_y); int target_pwm2 = 2000 + zhongjian2; // 限制PWM变化率 pwm2 = limit_pwm_change(pwm2, target_pwm2, 10); xianfu(); __HAL_TIM_SetCompare(&htim1, TIM_CHANNEL_4, pwm2); } /* USER CODE END 0 */ /** * @brief The application entry point. * @retval int */ int main(void) { /* USER CODE BEGIN 1 */ /* USER CODE END 1 */ /* MCU Configuration--------------------------------------------------------*/ /* Reset of all peripherals, Initializes the Flash interface and the Systick. */ HAL_Init(); /* USER CODE BEGIN Init */ /* USER CODE END Init */ /* Configure the system clock */ SystemClock_Config(); /* USER CODE BEGIN SysInit */ /* USER CODE END SysInit */ /* Initialize all configured peripherals */ MX_GPIO_Init(); MX_USART1_UART_Init(); MX_TIM1_Init(); /* USER CODE BEGIN 2 */ PID_Init(); OLED_Init(); OLED_Clear(); HAL_UART_Receive_IT(&huart1, &rx_buffer[0], 1); HAL_TIM_PWM_Start(&htim1,TIM_CHANNEL_1); HAL_TIM_PWM_Start(&htim1,TIM_CHANNEL_4); __HAL_TIM_SET_COMPARE(&htim1, TIM_CHANNEL_4, 2000); __HAL_TIM_SET_COMPARE(&htim1, TIM_CHANNEL_1, 1800); test2 = 1; /* USER CODE END 2 */ /* Infinite loop */ /* USER CODE BEGIN WHILE */ while (1) { /* USER CODE END WHILE */ /* USER CODE BEGIN 3 */ // __HAL_TIM_SET_COMPARE(&htim1, TIM_CHANNEL_1, Spe_PID_output(data.x,60));//��ֱ // __HAL_TIM_SET_COMPARE(&htim1, TIM_CHANNEL_4,Loc_PID_output (data.y,60)); //ˮƽ // sprintf((char *)string,"move_debug %d",g_ucaUsart2ReceiveBuffer[2]);// // OLED_ShowString(5,0,(uint8_t *)string,12); // sprintf((char *)string,"move_debug %d",g_ucaUsart2ReceiveBuffer[3]);// > // OLED_ShowString(5,1,(uint8_t *)string,12); duoji1(); duoji2(); } /* USER CODE END 3 */ } /** * @brief System Clock Configuration * @retval None */ void SystemClock_Config(void) { RCC_OscInitTypeDef RCC_OscInitStruct = {0}; RCC_ClkInitTypeDef RCC_ClkInitStruct = {0}; /** Initializes the RCC Oscillators according to the specified parameters * in the RCC_OscInitTypeDef structure. */ RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE; RCC_OscInitStruct.HSEState = RCC_HSE_ON; RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1; RCC_OscInitStruct.HSIState = RCC_HSI_ON; RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE; RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9; if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) { Error_Handler(); } /** Initializes the CPU, AHB and APB buses clocks */ RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2; RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK; RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2; RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1; if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK) { Error_Handler(); } } /* USER CODE BEGIN 4 */ void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart) { if (huart->Instance == USART1) { // static uint8_t prev_byte = 0; test1 = 1; if (rx_index == 0) { if (rx_buffer[0] == 0x2C) { sync_flag = 1; rx_index = 1; } } else if (rx_index == 1) { if (sync_flag && rx_buffer[1] == 0x12) { rx_index = 2; } else { sync_flag = 0; rx_index = 0; } } else { rx_index++; if (rx_index >= PACKET_SIZE) { if (rx_buffer[PACKET_SIZE - 1] == 0x5B) { data.valid = parse_packet(rx_buffer, &data); x = data.x; y = data.y; } rx_index = 0; sync_flag = 0; } } HAL_UART_Receive_IT(&huart1, &rx_buffer[rx_index], 1); } } /* USER CODE END 4 */ /** * @brief This function is executed in case of error occurrence. * @retval None */ void Error_Handler(void) { /* USER CODE BEGIN Error_Handler_Debug */ /* User can add his own implementation to report the HAL error return state */ __disable_irq(); while (1) { } /* USER CODE END Error_Handler_Debug */ } #ifdef USE_FULL_ASSERT /** * @brief Reports the name of the source file and the source line number * where the assert_param error has occurred. * @param file: pointer to the source file name * @param line: assert_param error line source number * @retval None */ void assert_failed(uint8_t *file, uint32_t line) { /* USER CODE BEGIN 6 */ /* User can add his own implementation to report the file name and line number, ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */ /* USER CODE END 6 */ } #endif /* USE_FULL_ASSERT */ #include "pid.h" #include <stdio.h> #include "main.h" Loc_PID Loc_pid; //存放PID算法所需要的数据 Spe_PID Spe_pid; //float Sv;//用户设定值 // float Pv;//采样值 // extern uint8_t g_ucaUsart2ReceiveBuffer[20];//保存串口接收有效数据的数组 void PID_Init() { Loc_pid.Sv=60; //red_x用户设定值 Loc_pid.Pv=g_ucaUsart2ReceiveBuffer[2]; //green_x检测值 Loc_pid.OUT0 =00; //PID常数 Loc_pid.Ek=0.0; //当前误差值 Loc_pid.Ek_1=0.0; //上一个误差值 Loc_pid.Kp=1.1;//0.6; //比例常数 Loc_pid.Ki=0.04;//0.007; //积分常数 Loc_pid.Kd=0.8; //微分常数 Loc_pid.uplimit=1500; //上限值 Loc_pid.lowlimit=600;//下限值 Loc_pid.PIDOUT=425; Spe_pid.Sv=60; //red_y用户设定值 Spe_pid.Pv=g_ucaUsart2ReceiveBuffer[3]; //green_y检测值 Spe_pid.OUT0 =0; //PID常数 Spe_pid.Ek=0.0; //当前误差值 Spe_pid.Ek_1=0.0; //上一个误差值 Spe_pid.Ek_2=0.0; //上上一个误差值 Spe_pid.Kp=2; //比例常数 Spe_pid.Ki=0.06;//-0.007; //积分常数 Spe_pid.Kd=0; //微分常数 Spe_pid.uplimit=1400; //上限值 Spe_pid.lowlimit=500;//下限值 Spe_pid.PIDOUT=1300; } int Spe_PID_output (int actual_val,int target_val) { float PIDOUT; Spe_pid.Pv=actual_val;//传递真实值 Spe_pid.Sv=target_val; Spe_pid.Ek=Spe_pid.Sv-Spe_pid.Pv; //printf("%.2f\r\n",Spe_pid.Ek); PIDOUT=Spe_pid.Kp*(Spe_pid.Ek-Spe_pid.Ek_1) + Spe_pid.Ki*Spe_pid.Ek + Spe_pid.Kd*(Spe_pid.Ek_1-Spe_pid.Ek)+Spe_pid.OUT0; Spe_pid.Ek_1=Spe_pid.Ek; Spe_pid.PIDOUT+=PIDOUT; //Spe_pid.PIDOUT=(Spe_pid.PIDOUT<Spe_pid.lowlimit) ? Spe_pid.lowlimit:(Spe_pid.PIDOUT>Spe_pid.uplimit) ? Spe_pid.uplimit : Spe_pid.PIDOUT; return Spe_pid.PIDOUT; } int Loc_PID_output (int actual_val,int target_val) { float PIDOUT; Loc_pid.Pv=actual_val;//传递真实值 Loc_pid.Sv=target_val; Loc_pid.Ek=Loc_pid.Sv-Loc_pid.Pv; //printf("%.2f ",Loc_pid.Ek); PIDOUT=Loc_pid.Kp*(Loc_pid.Ek-Loc_pid.Ek_1) + Loc_pid.Ki*Loc_pid.Ek + Loc_pid.Kd*(Loc_pid.Ek_1-Loc_pid.Ek)+Loc_pid.OUT0; //printf("%.2f \r\n ",Loc_pid.Kd*(Loc_pid.Ek_1-Loc_pid.Ek)); Loc_pid.Ek_1=Loc_pid.Ek; Loc_pid.PIDOUT+=PIDOUT; //Loc_pid.PIDOUT=(Loc_pid.PIDOUT<Loc_pid.lowlimit) ? Loc_pid.lowlimit:(Loc_pid.PIDOUT>Loc_pid.uplimit) ? Loc_pid.uplimit : Loc_pid.PIDOUT; //printf("%.2f ",Loc_pid.PIDOUT); return Loc_pid.PIDOUT; } 优化代码

改完的代码稳不住电压#include "stm32f4xx.h" #include "delay.h" #include "oled.h" #include "stdio.h" #include "stdlib.h" #include "arm_math.h" #include "pid.h" #include "./adc/bsp_adc.h" #include "tim.h" extern float voltage1, voltage2, voltage3; extern float Vout_actual; float Target= 12; // 目标输出电压12 float a; //extern __IO uint16_t ADC_ConvertedValue; extern uint16_t TIM_Advance_Impulse; // 在 main.c 中添加全局变量 // 在main.c开头添加 volatile uint32_t sys_tick = 0; // 全局计时器变量 extern float pid_out; // main.c int main(void) { // 1. 初始化SysTick if(SysTick_Config(SystemCoreClock / 1000)) { // 错误处理 while(1); } // 3. 初始化外设 OLED_Init(); delay_ms(500); // 确保OLED完全启动 Adc_Init(); TIM_Init(); // TIM1中断已禁用 uint32_t last_pid_time = 0; const uint32_t pid_interval = 10; // PID计算间隔(ms) char str[40]; while(1) { // 读取ADC值 ADC_Read(); // 每10ms执行一次PID计算 if(sys_tick - last_pid_time > pid_interval) { last_pid_time = sys_tick; // PID计算并更新PWM pid_out = pid_control(5, 0.25, 0, Target, Vout_actual); // 限制输出范围 (0-100%) if(pid_out > 100.0f) pid_out = 100.0f; if(pid_out < 0.0f) pid_out = 0.0f; TIM1->CCR1 = (uint16_t)(pid_out * 84); // 假设PWM周期为8400 } // OLED显示 sprintf(str, "Vout_actual= %.2fV", Vout_actual); OLED_ShowString(0, 1, (u8*)str, 12); OLED_Refresh_Gram(); delay_ms(1); // 减少CPU占用 } } #include "stm32f4xx_it.h" #include "oled.h" #include <math.h> #include "./adc/bsp_adc.h" #include "pid.h" extern uint16_t ADC_ConvertedValue[RHEOSTAT_NOFCHANEL]; extern float voltage1; uint16_t TIM_Advance_Impulse ;//高级定时器占空比 extern float Vout_actual; float Vout_set; // 目标输出电压 float pid_out; extern volatile uint32_t sys_tick; extern float pid_out; volatile uint32_t tim1_update_count = 0; #define PID_CALC_INTERVAL 20 // 每20次中断(即1ms,如果中断频率20kHz)计算一次 void TIM1_UP_IRQHandler(void) { if(TIM_GetITStatus(TIM1,TIM_IT_Update) == SET) { tim1_update_count++; if (tim1_update_count >= PID_CALC_INTERVAL) { tim1_update_count = 0; // 读取全局变量Vout_actual,由主循环更新 pid_out = pid_control (5 , 0.25, 0 ,Vout_set ,Vout_actual); TIM1->CCR1 = pid_out; } TIM_ClearITPendingBit(TIM1, TIM_IT_Update); } } void DMA2_Stream0_IRQHandler(void) { if (DMA_GetITStatus(DMA2_Stream0, DMA_IT_TCIF0) != RESET) { ADC_Read(); // 在DMA传输完成中断中读取ADC值 DMA_ClearITPendingBit(DMA2_Stream0, DMA_IT_TCIF0); } } void NMI_Handler(void) { } void HardFault_Handler(void) { /* Go to infinite loop when Hard Fault exception occurs */ while (1) {} } void MemManage_Handler(void) { /* Go to infinite loop when Memory Manage exception occurs */ while (1) {} } void BusFault_Handler(void) { /* Go to infinite loop when Bus Fault exception occurs */ while (1) {} } void UsageFault_Handler(void) { /* Go to infinite loop when Usage Fault exception occurs */ while (1) {} } void DebugMon_Handler(void) { } void SVC_Handler(void) { } void PendSV_Handler(void) { } void SysTick_Handler(void) { sys_tick++; // 每毫秒增加1 } #include "delay.h" #include "core_cm4.h" #include "misc.h" // couter 减1的时间 等于 1/systick_clk // 当counter 从 reload 的值减小到0的时候,为一个循环,如果开启了中断则执行中断服务程序, // 同时 CTRL 的 countflag 位会置1 // 这一个循环的时间为 reload * (1/systick_clk) void delay_us( __IO uint32_t us) { uint32_t i; SysTick_Config(SystemCoreClock/1000000); for(i=0;i<us;i++) { // 当计数器的值减小到0的时候,CRTL寄存器的位16会置1 while( !((SysTick->CTRL)&(1<<16)) ); } // 关闭SysTick定时器 SysTick->CTRL &=~SysTick_CTRL_ENABLE_Msk; } void delay_ms( __IO uint32_t ms) { uint32_t i; SysTick_Config(SystemCoreClock/1000); for(i=0;i<ms;i++) { // 当计数器的值减小到0的时候,CRTL寄存器的位16会置1 // 当置1时,读取该位会清0 while( !((SysTick->CTRL)&(1<<16)) ); } // 关闭SysTick定时器 SysTick->CTRL &=~ SysTick_CTRL_ENABLE_Msk; } /*********************************************END OF FILE**********************/ #include "oled.h" #include "oledfont.h" #include "delay.h" //OLED的显存 //存放格式如下. //[0]0 1 2 3 ... 127 //[1]0 1 2 3 ... 127 //[2]0 1 2 3 ... 127 //[3]0 1 2 3 ... 127 //[4]0 1 2 3 ... 127 //[5]0 1 2 3 ... 127 //[6]0 1 2 3 ... 127 //[7]0 1 2 3 ... 127 u8 OLED_GRAM[128][8]; #if OLED_MODE==0 //向SSD1106写入一个字节。 //dat:要写入的数据/命令 //cmd:数据/命令标志 0,表示命令;1,表示数据; void OLED_WR_Byte(u8 dat,u8 cmd) { u8 i; OLED_DC=cmd; OLED_CS=0; for(i=0;i<8;i++) { OLED_SCL=0; if(dat&0x80) OLED_SDA=1; else OLED_SDA=0; OLED_SCL=1; dat<<=1; } OLED_CS=1; OLED_DC=1; } #endif #if OLED_MODE==1 //向SSD1106写入一个字节。 //dat:要写入的数据/命令 //cmd:数据/命令标志 0,表示命令;1,表示数据; void OLED_WR_Byte(u8 dat,u8 cmd) { OLED_DATA_OUT(dat); OLED_RST=cmd; OLED_CS=0; OLED_WR=0; OLED_WR=1; OLED_CS=1; OLED_DC=1; } #endif #if OLED_MODE==2 void OLED_WR_Byte(u8 dat,u8 cmd) { } #endif //更新显存到LCD void OLED_Refresh_Gram(void) { u8 i,n; for(i=0;i<8;i++) { OLED_WR_Byte (0xb0+i,OLED_CMD); //设置页地址(0~7) OLED_WR_Byte (0x00,OLED_CMD); //设置显示位置—列低地址 OLED_WR_Byte (0x10,OLED_CMD); //设置显示位置—列高地址 for(n=0;n<128;n++)OLED_WR_Byte(OLED_GRAM[n][i],OLED_DATA); } } void OLED_Set_Pos(unsigned char x, unsigned char y) { OLED_WR_Byte(0xb0+y,OLED_CMD); OLED_WR_Byte(((x&0xf0)>>4)|0x10,OLED_CMD); OLED_WR_Byte((x&0x0f)|0x01,OLED_CMD); } //开启OLED显示 void OLED_Display_On(void) { OLED_WR_Byte(0X8D,OLED_CMD); //SET DCDC命令 OLED_WR_Byte(0X14,OLED_CMD); //DCDC ON OLED_WR_Byte(0XAF,OLED_CMD); //DISPLAY ON } //关闭OLED显示 void OLED_Display_Off(void) { OLED_WR_Byte(0X8D,OLED_CMD); //SET DCDC命令 OLED_WR_Byte(0X10,OLED_CMD); //DCDC OFF OLED_WR_Byte(0XAE,OLED_CMD); //DISPLAY OFF } //清屏函数,清完屏,整个屏幕是黑色的!和没点亮一样!!! void OLED_Clear(void) { u8 i,n; for(i=0;i<8;i++) { for(n=0;n<128;n++) { OLED_GRAM[n][i]=0; } } OLED_Refresh_Gram();//更新显示 } //画点 //x:0~127 //y:0~63 //t:1 填充 0,清空 void OLED_DrawPoint(u8 x,u8 y,u8 t) { u8 pos,bx,temp=0; if(x>127||y>63)return;//超出范围了. pos=7-y/8; bx=y%8; temp=1<<(7-bx); if(t)OLED_GRAM[x][pos]|=temp; else OLED_GRAM[x][pos]&=~temp; } void OLED_DrawLine(u8 x1, u8 y1, u8 x2, u8 y2) { u16 t; int xerr=0,yerr=0,delta_x,delta_y,distance; int incx,incy,uRow,uCol; delta_x=x2-x1; //计算坐标增量 delta_y=y2-y1; uRow=x1; uCol=y1; if(delta_x>0)incx=1; //设置单步方向 else if(delta_x==0)incx=0;//垂直线 else {incx=-1;delta_x=-delta_x;} if(delta_y>0)incy=1; else if(delta_y==0)incy=0;//水平线 else{incy=-1;delta_y=-delta_y;} if( delta_x>delta_y)distance=delta_x; //选取基本增量坐标轴 else distance=delta_y; for(t=0;t<=distance+1;t++ )//画线输出 { OLED_DrawPoint(uRow,uCol,1);//画点 xerr+=delta_x ; yerr+=delta_y ; if(xerr>distance) { xerr-=distance; uRow+=incx; } if(yerr>distance) { yerr-=distance; uCol+=incy; } } } void OLED_DrawRectangle(u8 x1, u8 y1, u8 x2, u8 y2) { OLED_DrawLine(x1,y1,x2,y1); OLED_DrawLine(x1,y1,x1,y2); OLED_DrawLine(x1,y2,x2,y2); OLED_DrawLine(x2,y1,x2,y2); } //x1,y1,x2,y2 填充区域的对角坐标 //确保x1<=x2;y1<=y2 0<=x1<=127 0<=y1<=63 //dot:0,清空;1,填充 void OLED_Fill(u8 x1,u8 y1,u8 x2,u8 y2,u8 dot) { u8 x,y; for(x=x1;x<=x2;x++) { for(y=y1;y<=y2;y++) { OLED_DrawPoint(x,y,dot); } } OLED_Refresh_Gram();//更新显示 } //在指定位置显示一个字符,包括部分字符 //x:0~127 //y:0~63 //mode:0,反白显示;1,正常显示 //size:选择字体 12/16/24 void OLED_ShowChar(u8 x,u8 y,u8 chr,u8 size,u8 mode) { u8 temp,t,t1; u8 y0=y; u8 csize=(size/8+((size%8)?1:0)) * (size/2); //得到字体一个字符对应点阵集所占的字节数 chr=chr-' ';//得到偏移后的值 for(t=0;t<csize;t++) { if(size==12)temp=ascii_1206[chr][t]; //调用1206字体 else if(size==16)temp=ascii_1608[chr][t]; //调用1608字体 else if(size==24)temp=ascii_2412[chr][t]; //调用2412字体 else return; //没有的字库 for(t1=0;t1<8;t1++) { if(temp&0x80)OLED_DrawPoint(x,y,mode); else OLED_DrawPoint(x,y,!mode); temp<<=1; y++; if((y-y0)==size) { y=y0; x++; break; } } } } //m^n函数 u32 oled_pow(u8 m,u8 n) { u32 result=1; while(n--)result*=m; return result; } //显示2个数字 //x,y :起点坐标 //len :数字的位数 //size:字体大小 //num:数值(0~4294967295); void OLED_ShowNum(u8 x,u8 y,u32 num,u8 len,u8 size) { u8 t,temp; u8 enshow=0; for(t=0;t<len;t++) { temp=(num/oled_pow(10,len-t-1))%10; if(enshow==0&&t<(len-1)) { if(temp==0) { OLED_ShowChar(x+(size/2)*t,y,' ',size,1); continue; }else enshow=1; } OLED_ShowChar(x+(size/2)*t,y,temp+'0',size,1); } } //显示字符串 //x,y:起点坐标 //size:字体大小 //*p:字符串起始地址 void OLED_ShowString(u8 x,u8 y,const u8 *p,u8 size) { while((*p<='~')&&(*p>=' '))//判断是不是非法字符! { if(x>(128-(size/2))){x=0;y+=size;} if(y>(64-size)){y=x=0;OLED_Clear();} OLED_ShowChar(x,y,*p,size,1); x+=size/2; p++; } } //显示汉字 //x,y:起点坐标 //pos:数组位置汉字显示 //size:字体大小 //mode:0,反白显示;1,正常显示 void OLED_ShowFontHZ(u8 x,u8 y,u8 pos,u8 size,u8 mode) { u8 temp,t,t1; u8 y0=y; u8 csize=(size/8+((size%8)?1:0))*(size);//得到字体一个字符对应点阵集所占的字节数 if(size!=12&&size!=16&&size!=24&&size!=32)return; //不支持的size for(t=0;t<csize;t++) { if(size==12)temp=FontHzk_12[pos][t]; //调用1206字体 else if(size==16)temp=FontHzk_16[pos][t]; //调用1608字体 else if(size==24)temp=FontHzk_24[pos][t]; //调用2412字体 else if(size==32)temp=FontHzk_32[pos][t]; //调用3216字体 else return; //没有的字库 for(t1=0;t1<8;t1++) { if(temp&0x80)OLED_DrawPoint(x,y,mode); else OLED_DrawPoint(x,y,!mode); temp<<=1; y++; if((y-y0)==size) { y=y0; x++; break; } } } } //显示BMP图片128×64 //起始点坐标(x,y),x的范围0~127,y为页的范围0~7 void OLED_DrawBMP(u8 x0, u8 y0,u8 x1, u8 y1,u8 BMP[]) { u16 j=0; u8 x,y; if(y1%8==0)y=y1/8; else y=y1/8+1; for(y=y0;y<y1;y++) { OLED_Set_Pos(x0,y); for(x=x0;x<x1;x++) { OLED_WR_Byte(BMP[j++],OLED_DATA); } } } //GND 接电源地 //VCC 接5V或3.3v电源 //D0 接PD6(SCL) //D1 接PD7(SDA) //RES 接PD4 //DC 接PD5 //CS 接PD3 void OLED_Init() { GPIO_InitTypeDef GPIO_InitStructure; #if OLED_MODE==0 //4线SPI模式 RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOE|RCC_AHB1Periph_GPIOC|RCC_AHB1Periph_GPIOA,ENABLE); GPIO_InitStructure.GPIO_Mode=GPIO_Mode_OUT; //输出模式 GPIO_InitStructure.GPIO_Pin=GPIO_Pin_2|GPIO_Pin_6;//管脚设置 GPIO_InitStructure.GPIO_Speed=GPIO_Speed_100MHz;//速度为100M GPIO_InitStructure.GPIO_OType=GPIO_OType_PP;//推挽输出 GPIO_InitStructure.GPIO_PuPd=GPIO_PuPd_NOPULL;//不拉 GPIO_Init(GPIOE,&GPIO_InitStructure); //初始化结构体 GPIO_SetBits(GPIOE,GPIO_Pin_2|GPIO_Pin_6); //拉高电平 GPIO_InitStructure.GPIO_Mode=GPIO_Mode_OUT; //输出模式 GPIO_InitStructure.GPIO_Pin=GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_13;//管脚设置 GPIO_InitStructure.GPIO_Speed=GPIO_Speed_100MHz;//速度为100M GPIO_InitStructure.GPIO_OType=GPIO_OType_PP;//推挽输出 GPIO_InitStructure.GPIO_PuPd=GPIO_PuPd_NOPULL;//不拉 GPIO_Init(GPIOC,&GPIO_InitStructure); //初始化结构体 GPIO_SetBits(GPIOC,GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_13); //拉高电平 OLED_Clear(); #endif #if OLED_MODE==1 //8080模式 RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOD|RCC_AHB1Periph_GPIOC,ENABLE); GPIO_InitStructure.GPIO_Mode=GPIO_Mode_OUT; //输出模式 GPIO_InitStructure.GPIO_Pin=GPIO_Pin_3|GPIO_Pin_4|GPIO_Pin_5|GPIO_Pin_6|GPIO_Pin_7;//管脚设置 GPIO_InitStructure.GPIO_Speed=GPIO_Speed_100MHz;//速度为100M GPIO_InitStructure.GPIO_OType=GPIO_OType_PP;//推挽输出 GPIO_InitStructure.GPIO_PuPd=GPIO_PuPd_UP;//上拉 GPIO_Init(GPIOD,&GPIO_InitStructure); //初始化结构体 GPIO_SetBits(GPIOD,GPIO_Pin_3|GPIO_Pin_4|GPIO_Pin_5|GPIO_Pin_6|GPIO_Pin_7); GPIO_InitStructure.GPIO_Pin = 0XFF; //PC0-7 GPIO_Init(GPIOC, &GPIO_InitStructure); GPIO_SetBits(GPIOC,0xFF); //PC0-7输出高 #endif #if OLED_MODE==2 //IIC模式 #endif OLED_RST=1; delay_ms(100); OLED_RST=0; delay_ms(100); OLED_RST=1; OLED_WR_Byte(0xAE,OLED_CMD); //关闭显示 OLED_WR_Byte(0xD5,OLED_CMD); //设置时钟分频因子,震荡频率 OLED_WR_Byte(80,OLED_CMD); //[3:0],分频因子;[7:4],震荡频率 OLED_WR_Byte(0xA8,OLED_CMD); //设置驱动路数 OLED_WR_Byte(0X3F,OLED_CMD); //默认0X3F(1/64) OLED_WR_Byte(0xD3,OLED_CMD); //设置显示偏移 OLED_WR_Byte(0X00,OLED_CMD); //默认为0 OLED_WR_Byte(0x40,OLED_CMD); //设置显示开始行 [5:0],行数. OLED_WR_Byte(0x8D,OLED_CMD); //电荷泵设置 OLED_WR_Byte(0x14,OLED_CMD); //bit2,开启/关闭 OLED_WR_Byte(0x20,OLED_CMD); //设置内存地址模式 OLED_WR_Byte(0x02,OLED_CMD); //[1:0],00,列地址模式;01,行地址模式;10,页地址模式;默认10; OLED_WR_Byte(0xA1,OLED_CMD); //段重定义设置,bit0:0,0->0;1,0->127; OLED_WR_Byte(0xC0,OLED_CMD); //设置COM扫描方向;bit3:0,普通模式;1,重定义模式 COM[N-1]->COM0;N:驱动路数 OLED_WR_Byte(0xDA,OLED_CMD); //设置COM硬件引脚配置 OLED_WR_Byte(0x12,OLED_CMD); //[5:4]配置 OLED_WR_Byte(0x81,OLED_CMD); //对比度设置 OLED_WR_Byte(0xEF,OLED_CMD); //1~255;默认0X7F (亮度设置,越大越亮) OLED_WR_Byte(0xD9,OLED_CMD); //设置预充电周期 OLED_WR_Byte(0xf1,OLED_CMD); //[3:0],PHASE 1;[7:4],PHASE 2; OLED_WR_Byte(0xDB,OLED_CMD); //设置VCOMH 电压倍率 OLED_WR_Byte(0x30,OLED_CMD); //[6:4] 000,0.65*vcc;001,0.77*vcc;011,0.83*vcc; OLED_WR_Byte(0xA4,OLED_CMD); //全局显示开启;bit0:1,开启;0,关闭;(白屏/黑屏) OLED_WR_Byte(0xA6,OLED_CMD); //设置显示方式;bit0:1,反相显示;0,正常显示 OLED_WR_Byte(0xAF,OLED_CMD); //开启显示 OLED_Clear(); } #include "tim.h" uint16_t TIM1_Impluse = 4200;//预设占空比 float z = 0; const uint32_t spwm[400] = { 4200,4265,4331,4397,4463,4529,4595,4660,4726,4791,4857,4922,4987,5051,5116,5180, 5244,5308,5371,5434,5497,5560,5622,5684,5746,5807,5868,5928,5988,6047,6106,6165, 6223,6280,6337,6394,6450,6505,6560,6615,6668,6721,6774,6826,6877,6927,6977,7026, 7075,7122,7169,7216,7261,7306,7350,7393,7436,7477,7518,7558,7597,7636,7673,7710, 7746,7781,7815,7848,7880,7911,7942,7971,8000,8027,8054,8080,8105,8128,8151,8173, 8194,8214,8233,8251,8268,8283,8298,8312,8325,8337,8348,8358,8366,8374,8381,8387, 8391,8395,8397,8399,8400,8399,8397,8395,8391,8387,8381,8374,8366,8358,8348,8337, 8325,8312,8298,8283,8268,8251,8233,8214,8194,8173,8151,8128,8105,8080,8054,8027, 8000,7971,7942,7911,7880,7848,7815,7781,7746,7710,7673,7636,7597,7558,7518,7477, 7436,7393,7350,7306,7261,7216,7169,7122,7075,7026,6977,6927,6877,6826,6774,6721, 6668,6615,6560,6505,6450,6394,6337,6280,6223,6165,6106,6047,5988,5928,5868,5807, 5746,5684,5622,5560,5497,5434,5371,5308,5244,5180,5116,5051,4987,4922,4857,4791, 4726,4660,4595,4529,4463,4397,4331,4265,4200,4134,4068,4002,3936,3870,3804,3739, 3673,3608,3542,3477,3412,3348,3283,3219,3155,3091,3028,2965,2902,2839,2777,2715, 2653,2592,2531,2471,2411,2352,2293,2234,2176,2119,2062,2005,1949,1894,1839,1784, 1731,1678,1625,1573,1522,1472,1422,1373,1324,1277,1230,1183,1138,1093,1049,1006, 963,922,881,841,802,763,726,689,653,618,584,551,519,488,457,428, 399,372,345,319,294,271,248,226,205,185,166,148,131,116,101,87, 74,62,51,41,33,25,18,12,8,4,2,0,0,0,2,4, 8,12,18,25,33,41,51,62,74,87,101,116,131,148,166,185, 205,226,248,271,294,319,345,372,399,428,457,488,519,551,584,618, 653,689,726,763,802,841,881,922,963,1006,1049,1093,1138,1183,1230,1277, 1324,1373,1422,1472,1522,1573,1625,1678,1731,1784,1839,1894,1949,2005,2062,2119, 2176,2234,2293,2352,2411,2471,2531,2592,2653,2715,2777,2839,2902,2965,3028,3091, 3155,3219,3283,3348,3412,3477,3542,3608,3673,3739,3804,3870,3936,4002,4068,4134 }; //TIM1的GPIO static void TIM_GPIO_Config(void) { GPIO_InitTypeDef TIM_GPIO_InitStruct; RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA | RCC_AHB1Periph_GPIOB, ENABLE);//开钟 /*-----------------------------PA8,PA7------------------------------------*/ GPIO_PinAFConfig(GPIOA,GPIO_PinSource8,GPIO_AF_TIM1);//引脚复用 主 PA8,PA7 GPIO_PinAFConfig(GPIOA,GPIO_PinSource7,GPIO_AF_TIM1);//引脚复用 补 TIM_GPIO_InitStruct.GPIO_Mode = GPIO_Mode_AF; //模拟模式GPIO_Mode_AN/F TIM_GPIO_InitStruct.GPIO_Pin = GPIO_Pin_8; //引脚 TIM_GPIO_InitStruct.GPIO_Speed = GPIO_Speed_100MHz; //高速 TIM_GPIO_InitStruct.GPIO_OType = GPIO_OType_PP; //推挽 TIM_GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_DOWN; GPIO_Init(GPIOA, &TIM_GPIO_InitStruct); //写入 TIM_GPIO_InitStruct.GPIO_Pin = GPIO_Pin_7; GPIO_Init(GPIOA, &TIM_GPIO_InitStruct); /*-----------------------------------------------------------------------*/ /*-----------------------------PA9,PB14------------------------------------*/ GPIO_PinAFConfig(GPIOA,GPIO_PinSource9,GPIO_AF_TIM1);//引脚复用 主 GPIO_PinAFConfig(GPIOB,GPIO_PinSource14,GPIO_AF_TIM1);//引脚复用 补 TIM_GPIO_InitStruct.GPIO_Mode = GPIO_Mode_AF; //模拟模式GPIO_Mode_AN/F TIM_GPIO_InitStruct.GPIO_Pin = GPIO_Pin_9; //引脚 TIM_GPIO_InitStruct.GPIO_Speed = GPIO_Speed_100MHz; //高速 TIM_GPIO_InitStruct.GPIO_OType = GPIO_OType_PP; //推挽 TIM_GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_DOWN; GPIO_Init(GPIOA, &TIM_GPIO_InitStruct); //写入 TIM_GPIO_InitStruct.GPIO_Pin = GPIO_Pin_14; GPIO_Init(GPIOB, &TIM_GPIO_InitStruct); /*-----------------------------------------------------------------------*/ /*-----------------------------PA10,PB1------------------------------------*/ GPIO_PinAFConfig(GPIOA,GPIO_PinSource10,GPIO_AF_TIM1);//引脚复用 主 GPIO_PinAFConfig(GPIOB,GPIO_PinSource1,GPIO_AF_TIM1);//引脚复用 补 TIM_GPIO_InitStruct.GPIO_Mode = GPIO_Mode_AF; //模拟模式GPIO_Mode_AN/F TIM_GPIO_InitStruct.GPIO_Pin = GPIO_Pin_10; //引脚 TIM_GPIO_InitStruct.GPIO_Speed = GPIO_Speed_100MHz; //高速 TIM_GPIO_InitStruct.GPIO_OType = GPIO_OType_PP; //推挽 TIM_GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_DOWN; GPIO_Init(GPIOA, &TIM_GPIO_InitStruct); //写入 TIM_GPIO_InitStruct.GPIO_Pin = GPIO_Pin_1; GPIO_Init(GPIOB, &TIM_GPIO_InitStruct); /*-----------------------------------------------------------------------*/ // TIM_GPIO_InitStruct.GPIO_Mode = GPIO_Mode_AN; //模拟模式 pa6死刹 // TIM_GPIO_InitStruct.GPIO_Pin = GPIO_Pin_6; //引脚 // TIM_GPIO_InitStruct.GPIO_Speed = GPIO_Speed_100MHz; //高速 // TIM_GPIO_InitStruct.GPIO_OType = GPIO_OType_PP; //推挽 // TIM_GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_NOPULL; //浮空 // GPIO_Init(GPIOA, &TIM_GPIO_InitStruct); //写入 } //TIM1 static void TIM_A1_Mode_Config(void) { TIM_TimeBaseInitTypeDef TIM_TimeBaseInitStructure; TIM_OCInitTypeDef TIM_OCInitStruct; TIM_BDTRInitTypeDef TIM_BDTRInitStructure; RCC_APB2PeriphClockCmd(RCC_APB2Periph_TIM1,ENABLE);///使能时钟 //168MHZ->20kHZ 主频/(计数+1)*(预分频系数+1) //168MHz/8 * 1050 = 20khz /*-----------------------------基本结构体------------------------------------*/ TIM_TimeBaseInitStructure.TIM_Period = (8400-1); //自动重装载值 TIM_TimeBaseInitStructure.TIM_Prescaler=(8-1); //定时器分频 TIM_TimeBaseInitStructure.TIM_CounterMode=TIM_CounterMode_Up; //向上计数模式 TIM_TimeBaseInitStructure.TIM_ClockDivision=TIM_CKD_DIV1; //1分频 TIM_TimeBaseInitStructure.TIM_RepetitionCounter=0; //不需要重复计数 TIM_TimeBaseInit(TIM1,&TIM_TimeBaseInitStructure); //初始化TIM /*-----------------------------基本结构体------------------------------------*/ /*-----------------------------输出比较------------------------------------*/ TIM_OCInitStruct.TIM_OCMode = TIM_OCMode_PWM1; //pwm模式选择 TIM_OCInitStruct.TIM_OutputState = TIM_OutputState_Enable; ///使能输出通道 TIM_OCInitStruct.TIM_OutputNState = TIM_OutputNState_Enable; //使能互补通道 TIM_OCInitStruct.TIM_Pulse = TIM1_Impluse; //预设占空比 TIM_OCInitStruct.TIM_OCPolarity = TIM_OCPolarity_High; //PWM1和2中的CH和CCR之间值的大小(多用pwm1的模式1) TIM_OCInitStruct.TIM_OCNPolarity = TIM_OCNPolarity_High; //当使用了刹车功能时,两路PWM1和2都会被强制禁止,进而输出我们配置的的空闲先状态 TIM_OCInitStruct.TIM_OCIdleState = TIM_OCIdleState_Set; //刹车时输出通道的状态 Set = high TIM_OCInitStruct.TIM_OCNIdleState = TIM_OCNIdleState_Reset; //刹车时互补通道的状态 Reset = low TIM_OC1Init(TIM1, &TIM_OCInitStruct); //使能通道1 TIM_OC1PreloadConfig(TIM1,TIM_OCPreload_Enable); /* 使能通道1重载 */ TIM_OCInitStruct.TIM_Pulse = TIM1_Impluse; TIM_OC2Init(TIM1, &TIM_OCInitStruct); TIM_OC2PreloadConfig(TIM1,TIM_OCPreload_Enable); TIM_OCInitStruct.TIM_Pulse = TIM1_Impluse; TIM_OC3Init(TIM1, &TIM_OCInitStruct); TIM_OC3PreloadConfig(TIM1,TIM_OCPreload_Enable); /*-----------------------------输出比较------------------------------------*/ /*-----------------------------死区刹车------------------------------------*/ TIM_BDTRInitStructure.TIM_OSSRState = TIM_OSSRState_Enable; //开启死区 TIM_BDTRInitStructure.TIM_OSSIState = TIM_OSSIState_Enable; //开启1空闲状态 TIM_BDTRInitStructure.TIM_LOCKLevel = TIM_LOCKLevel_1; //不同的锁定级别 (看BDTR寄存器) TIM_BDTRInitStructure.TIM_DeadTime = 20; //刹车时间,(看BDTR寄存器中的DTG[7:0]) //11转换成二进制为0000 1011 死区时间看[7;5]位,此处为000 TIM_BDTRInitStructure.TIM_Break = TIM_Break_Enable; //允许刹车 //BKIN 测到低电平 比较信号禁止 TIM_BDTRInitStructure.TIM_BreakPolarity = TIM_BreakPolarity_High; //高极性 TIM_BDTRInitStructure.TIM_AutomaticOutput = TIM_AutomaticOutput_Enable; //自动输出使能(刹车输入无效) TIM_BDTRConfig(TIM1, &TIM_BDTRInitStructure); //写入 /*-----------------------------死区刹车------------------------------------*/ // TIM_ITConfig(TIM1, TIM_IT_Update, ENABLE); //允许定时器更新中断 | TIM_IT_Trigger TIM_Cmd(TIM1,ENABLE); //使能定时器 TIM_CtrlPWMOutputs(TIM1, ENABLE); //主动输出使能 } static void TIM_A1_NVIC_Config(void) { NVIC_InitTypeDef NVIC_InitStructure; /*-----------------------------中断------------------------------------*/ NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2); //分组 NVIC_InitStructure.NVIC_IRQChannel=TIM1_UP_TIM10_IRQn; //定时器1中断 NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority=14; NVIC_InitStructure.NVIC_IRQChannelSubPriority=0; NVIC_InitStructure.NVIC_IRQChannelCmd=ENABLE; //使能中断 NVIC_Init(&NVIC_InitStructure); //写入 /*-----------------------------中断------------------------------------*/ } void TIM_Init(void) { TIM_A1_NVIC_Config(); TIM_GPIO_Config(); TIM_A1_Mode_Config(); } #include "./adc/bsp_adc.h" __IO uint16_t ADC_ConvertedValue[RHEOSTAT_NOFCHANEL]={0}; float voltage1=0, voltage2=0, voltage3=0; float Vout_actual; static void ADC_GPIO_Config(void) { GPIO_InitTypeDef GPIO_InitStructure; /*=====================通道1======================*/ // 使能 GPIO 时钟 RCC_AHB1PeriphClockCmd(ADC_GPIO_CLK1,ENABLE); // 配置 IO GPIO_InitStructure.GPIO_Pin = ADC_GPIO_PIN1; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN; //不上拉不下拉 GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL ; GPIO_Init(ADC_GPIO_PORT1, &GPIO_InitStructure); /*=====================通道2======================*/ // 使能 GPIO 时钟 RCC_AHB1PeriphClockCmd(ADC_GPIO_CLK2,ENABLE); // 配置 IO GPIO_InitStructure.GPIO_Pin = ADC_GPIO_PIN2; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN; //不上拉不下拉 GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL ; GPIO_Init(ADC_GPIO_PORT2, &GPIO_InitStructure); /*=====================通道3=======================*/ // 使能 GPIO 时钟 RCC_AHB1PeriphClockCmd(ADC_GPIO_CLK3,ENABLE); // 配置 IO GPIO_InitStructure.GPIO_Pin = ADC_GPIO_PIN3; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN; //不上拉不下拉 GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL ; GPIO_Init(ADC_GPIO_PORT3, &GPIO_InitStructure); } static void ADC_Mode_Config(void) { DMA_InitTypeDef DMA_InitStructure; ADC_InitTypeDef ADC_InitStructure; ADC_CommonInitTypeDef ADC_CommonInitStructure; // ------------------DMA Init 结构体参数 初始化-------------------------- // ADC1使用DMA2,数据流0,通道0,这个是手册固定死的 // 开启DMA时钟 RCC_AHB1PeriphClockCmd(ADC_DMA_CLK, ENABLE); // 外设基址为:ADC 数据寄存器地址 DMA_InitStructure.DMA_PeripheralBaseAddr = RHEOSTAT_ADC_DR_ADDR; // 存储器地址,实际上就是一个内部SRAM的变量 DMA_InitStructure.DMA_Memory0BaseAddr = (u32)ADC_ConvertedValue; // 数据传输方向为外设到存储器 DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralToMemory; // 缓冲区大小为,指一次传输的数据量 DMA_InitStructure.DMA_BufferSize = RHEOSTAT_NOFCHANEL; // 外设寄存器只有一个,地址不用递增 DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable; // 存储器地址固定 DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Enable; // // 外设数据大小为半字,即两个字节 DMA_InitStructure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_HalfWord; // 存储器数据大小也为半字,跟外设数据大小相同 DMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_HalfWord; // 循环传输模式 DMA_InitStructure.DMA_Mode = DMA_Mode_Circular; // DMA 传输通道优先级为高,当使用一个DMA通道时,优先级设置不影响 DMA_InitStructure.DMA_Priority = DMA_Priority_High; // 禁止DMA FIFO ,使用直连模式 DMA_InitStructure.DMA_FIFOMode = DMA_FIFOMode_Disable; // FIFO 大小,FIFO模式禁止时,这个不用配置 DMA_InitStructure.DMA_FIFOThreshold = DMA_FIFOThreshold_HalfFull; DMA_InitStructure.DMA_MemoryBurst = DMA_MemoryBurst_Single; DMA_InitStructure.DMA_PeripheralBurst = DMA_PeripheralBurst_Single; // 选择 DMA 通道,通道存在于流中 DMA_InitStructure.DMA_Channel = ADC_DMA_CHANNEL; //初始化DMA流,流相当于一个大的管道,管道里面有很多通道 DMA_Init(ADC_DMA_STREAM, &DMA_InitStructure); // 使能DMA传输完成中断 DMA_ITConfig(ADC_DMA_STREAM, DMA_IT_TC, ENABLE); // 使能DMA流 DMA_Cmd(ADC_DMA_STREAM, ENABLE); // 开启ADC时钟 RCC_APB2PeriphClockCmd(ADC_CLK , ENABLE); // -------------------ADC Common 结构体 参数 初始化------------------------ // 独立ADC模式 ADC_CommonInitStructure.ADC_Mode = ADC_Mode_Independent; // 时钟为fpclk x分频 ADC_CommonInitStructure.ADC_Prescaler = ADC_Prescaler_Div4; // 禁止DMA直接访问模式 ADC_CommonInitStructure.ADC_DMAAccessMode = ADC_DMAAccessMode_Disabled; // 采样时间间隔 ADC_CommonInitStructure.ADC_TwoSamplingDelay = ADC_TwoSamplingDelay_20Cycles; ADC_CommonInit(&ADC_CommonInitStructure); // -------------------ADC Init 结构体 参数 初始化-------------------------- ADC_StructInit(&ADC_InitStructure); // ADC 分辨率 ADC_InitStructure.ADC_Resolution = ADC_Resolution_12b; // 扫描模式,多通道采集需要 ADC_InitStructure.ADC_ScanConvMode = ENABLE; // 连续转换 ADC_InitStructure.ADC_ContinuousConvMode = ENABLE; //禁止外部边沿触发 ADC_InitStructure.ADC_ExternalTrigConvEdge = ADC_ExternalTrigConvEdge_None; //外部触发通道,本例子使用软件触发,此值随便赋值即可 ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_T1_CC1; //数据右对齐 ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right; //转换通道 1个 ADC_InitStructure.ADC_NbrOfConversion = RHEOSTAT_NOFCHANEL; ADC_Init(ADC_, &ADC_InitStructure); //--------------------------------------------------------------------------- // 配置 ADC 通道转换顺序和采样时间周期 ADC_RegularChannelConfig(ADC_, ADC_CHANNEL1, 1, ADC_SampleTime_15Cycles); ADC_RegularChannelConfig(ADC_, ADC_CHANNEL2, 2, ADC_SampleTime_15Cycles); ADC_RegularChannelConfig(ADC_, ADC_CHANNEL3, 3, ADC_SampleTime_15Cycles); // 使能DMA请求 after last transfer (Single-ADC mode) ADC_DMARequestAfterLastTransferCmd(ADC_, ENABLE); // 使能ADC DMA ADC_DMACmd(ADC_, ENABLE); // 使能ADC ADC_Cmd(ADC_, ENABLE); //开始adc转换,软件触发 ADC_SoftwareStartConv(ADC_); } static void ADC_NVIC_Config(void) { NVIC_InitTypeDef NVIC_InitStructure; NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2); //配置DMA NVIC_InitStructure.NVIC_IRQChannel = DMA2_Stream0_IRQn; NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority =6; NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0; NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; NVIC_Init(&NVIC_InitStructure); } void ADC_Read(void) { voltage1=(float)ADC_ConvertedValue[0]*0.000244140625*3.3; voltage2=(float)ADC_ConvertedValue[1]*0.000244140625*3.3; voltage3=(float)ADC_ConvertedValue[2]*0.000244140625*3.3; Vout_actual = voltage1; } void Adc_Init(void) { ADC_GPIO_Config(); ADC_Mode_Config(); ADC_NVIC_Config(); } #include "pid.h" float kp, ki, kd; // PID参数 float last_error = 0,last_error_2 = 0 , last_output, setpoint, input, output; float pid_control(float KP , float KI , float KD , float Set_Point , float Now_Point) { kp = KP; ki = KI; kd = KD; setpoint = Set_Point; input = Now_Point; float error = setpoint - input; float delta_error = error - last_error; output += kp*delta_error + ki*error + kd*(error-2*last_error+last_error_2); last_error_2 = last_error; last_error = error; last_output = output; // 添加输出限制 (0-100%占空比) if(output >= 100.0f) output = 100.0f; if(output <= 0.0f) output = 0.0f; return output; } #ifndef __BSP_ADC_H #define __BSP_ADC_H #include "stm32f4xx.h" #define RHEOSTAT_NOFCHANEL 3 /*=====================通道1 IO======================*/ // ADC IO宏定义 #define ADC_GPIO_PORT1 GPIOE #define ADC_GPIO_PIN1 GPIO_Pin_5 #define ADC_GPIO_CLK1 RCC_AHB1Periph_GPIOE #define ADC_CHANNEL1 ADC_Channel_15 /*=====================通道2 IO ======================*/ // ADC IO宏定义 #define ADC_GPIO_PORT2 GPIOA #define ADC_GPIO_PIN2 GPIO_Pin_2 #define ADC_GPIO_CLK2 RCC_AHB1Periph_GPIOA #define ADC_CHANNEL2 ADC_Channel_2 /*=====================通道3 IO ======================*/ // ADC IO宏定义 #define ADC_GPIO_PORT3 GPIOA #define ADC_GPIO_PIN3 GPIO_Pin_3 #define ADC_GPIO_CLK3 RCC_AHB1Periph_GPIOA #define ADC_CHANNEL3 ADC_Channel_3 // ADC 序号宏定义 #define ADC_ ADC1 #define ADC_CLK RCC_APB2Periph_ADC1 // ADC DR寄存器宏定义,ADC转换后的数字值则存放在这里 #define RHEOSTAT_ADC_DR_ADDR ((u32)ADC1+0x4c) // ADC DMA 通道宏定义,这里我们使用DMA传输 #define ADC_DMA_CLK RCC_AHB1Periph_DMA2 #define ADC_DMA_CHANNEL DMA_Channel_0 #define ADC_DMA_STREAM DMA2_Stream0 void Adc_Init(void); void ADC_Read(void); #endif /* __BSP_ADC_H */

为什么一把tim中断给注销掉,该程序的oled屏就可以亮了,我想知道ADC,TIM,DMA在下面这个buck电路中起着什么样的作用,而且为什么这个程序达不到稳压的作用,还有oled屏上的实际电压是F4板子上那个引脚的,它应该显示多少伏#include “stm32f4xx.h” #include “delay.h” #include “oled.h” #include “stdio.h” #include “stdlib.h” #include “arm_math.h” #include “pid.h” #include “./adc/bsp_adc.h” #include “tim.h” extern float voltage1, voltage2, voltage3; extern float Vout_actual; float Target= 12; // 目标输出电压12 float a; //extern __IO uint16_t ADC_ConvertedValue; extern uint16_t TIM_Advance_Impulse; volatile uint32_t sys_tick = 0; // 全局计时器变量 extern float pid_out; extern uint16_t ADC_ConvertedValue[RHEOSTAT_NOFCHANEL]; #define FILTER_SAMPLES 5 float voltage_buffer[FILTER_SAMPLES] = {0}; uint8_t buffer_index = 0; // 修改ADC读取函数 void ADC_Read(void) { // 原始读取 voltage1 = (float)ADC_ConvertedValue[0] * 0.000244140625 * 3.3; // 移动平均滤波 voltage_buffer[buffer_index] = voltage1; buffer_index = (buffer_index + 1) % FILTER_SAMPLES; float sum = 0; for (int i = 0; i < FILTER_SAMPLES; i++) { sum += voltage_buffer[i]; } Vout_actual = sum / FILTER_SAMPLES; } int main(void) { #define MAX_VOLTAGE 13.0f // 最大允许电压 // 在主循环中添加 if (Vout_actual > MAX_VOLTAGE) { // 触发保护:关闭PWM输出 TIM_CtrlPWMOutputs(TIM1, DISABLE); OLED_ShowString(0, 3, (u8*)"OVER VOLTAGE!", 16); while(1); // 死循环保护 } // 1. 初始化SysTick if(SysTick_Config(SystemCoreClock / 1000)) { // 错误处理 while(1); } // 3. 初始化外设 OLED_Init(); delay_ms(500); // 确保OLED完全启动 Adc_Init(); TIM_Init(); // TIM1中断已禁用 uint32_t last_pid_time = 0; const uint32_t pid_interval = 10; // PID计算间隔(ms) char str[40]; // 添加滤波初始化 for (int i = 0; i < FILTER_SAMPLES; i++) { voltage_buffer[i] = 0; } while(1) { ADC_Read(); // 读取并滤波ADC值 // 每10ms执行一次PID计算 if (sys_tick - last_pid_time >= pid_interval) { last_pid_time = sys_tick; pid_out = pid_control(2.0, 0.1, 0.01, Target, Vout_actual); TIM1->CCR1 = (uint16_t)(pid_out * 8.4); // 8400/100=84 → 8.4 // 显示PID输出 sprintf(str, "PID Out: %.1f%%", pid_out); OLED_ShowString(0, 2, (u8*)str, 12); } // 显示实际电压 sprintf(str, "Vout: %.2fV", Vout_actual); OLED_ShowString(0, 1, (u8*)str, 12); OLED_Refresh_Gram(); delay_ms(1); } } #include “stm32f4xx_it.h” #include “oled.h” #include <math.h> #include “./adc/bsp_adc.h” #include “pid.h” extern uint16_t ADC_ConvertedValue[RHEOSTAT_NOFCHANEL]; extern float voltage1; uint16_t TIM_Advance_Impulse ;//高级定时器占空比 extern float Vout_actual; float Vout_set; // 目标输出电压 float pid_out; extern volatile uint32_t sys_tick; extern float pid_out; volatile uint32_t tim1_update_count = 0; #define PID_CALC_INTERVAL 20 // 每20次中断(即1ms,如果中断频率20kHz)计算一次 void TIM1_UP_IRQHandler(void) { if(TIM_GetITStatus(TIM1,TIM_IT_Update) == SET) { tim1_update_count++; if (tim1_update_count >= PID_CALC_INTERVAL) { tim1_update_count = 0; // // 读取全局变量Vout_actual,由主循环更新 // pid_out = pid_control (5 , 0.25, 0 ,Vout_set ,Vout_actual); // TIM1->CCR1 = pid_out; } TIM_ClearITPendingBit(TIM1, TIM_IT_Update); } } void DMA2_Stream0_IRQHandler(void) { if (DMA_GetITStatus(DMA2_Stream0, DMA_IT_TCIF0) != RESET) { DMA_ClearITPendingBit(DMA2_Stream0, DMA_IT_TCIF0); } } void NMI_Handler(void) { } void HardFault_Handler(void) { /* Go to infinite loop when Hard Fault exception occurs */ while (1) {} } void MemManage_Handler(void) { /* Go to infinite loop when Memory Manage exception occurs / while (1) {} } void BusFault_Handler(void) { / Go to infinite loop when Bus Fault exception occurs / while (1) {} } void UsageFault_Handler(void) { / Go to infinite loop when Usage Fault exception occurs */ while (1) {} } void DebugMon_Handler(void) { } void SVC_Handler(void) { } void PendSV_Handler(void) { } void SysTick_Handler(void) { sys_tick++; // 每毫秒增加1 } #include “delay.h” #include “core_cm4.h” #include “misc.h” // couter 减1的时间 等于 1/systick_clk // 当counter 从 reload 的值减小到0的时候,为一个循环,如果开启了中断则执行中断服务程序, // 同时 CTRL 的 countflag 位会置1 // 这一个循环的时间为 reload * (1/systick_clk) void delay_us( __IO uint32_t us) { uint32_t i; SysTick_Config(SystemCoreClock/1000000); for(i=0;i<us;i++) { // 当计数器的值减小到0的时候,CRTL寄存器的位16会置1 while( !((SysTick->CTRL)&(1<<16)) ); } // 关闭SysTick定时器 SysTick->CTRL &=~SysTick_CTRL_ENABLE_Msk; } void delay_ms( __IO uint32_t ms) { uint32_t i; SysTick_Config(SystemCoreClock/1000); for(i=0;i<ms;i++) { // 当计数器的值减小到0的时候,CRTL寄存器的位16会置1 // 当置1时,读取该位会清0 while( !((SysTick->CTRL)&(1<<16)) ); } // 关闭SysTick定时器 SysTick->CTRL &=~ SysTick_CTRL_ENABLE_Msk; } /***********************END OF FILE/ #include “oled.h” #include “oledfont.h” #include “delay.h” //OLED的显存 //存放格式如下. //[0]0 1 2 3 … 127 //[1]0 1 2 3 … 127 //[2]0 1 2 3 … 127 //[3]0 1 2 3 … 127 //[4]0 1 2 3 … 127 //[5]0 1 2 3 … 127 //[6]0 1 2 3 … 127 //[7]0 1 2 3 … 127 u8 OLED_GRAM[128][8]; #if OLED_MODE==0 //向SSD1106写入一个字节。 //dat:要写入的数据/命令 //cmd:数据/命令标志 0,表示命令;1,表示数据; void OLED_WR_Byte(u8 dat,u8 cmd) { u8 i; OLED_DC=cmd; OLED_CS=0; for(i=0;i<8;i++) { OLED_SCL=0; if(dat&0x80) OLED_SDA=1; else OLED_SDA=0; OLED_SCL=1; dat<<=1; } OLED_CS=1; OLED_DC=1; } #endif #if OLED_MODE==1 //向SSD1106写入一个字节。 //dat:要写入的数据/命令 //cmd:数据/命令标志 0,表示命令;1,表示数据; void OLED_WR_Byte(u8 dat,u8 cmd) { OLED_DATA_OUT(dat); OLED_RST=cmd; OLED_CS=0; OLED_WR=0; OLED_WR=1; OLED_CS=1; OLED_DC=1; } #endif #if OLED_MODE==2 void OLED_WR_Byte(u8 dat,u8 cmd) { } #endif //更新显存到LCD void OLED_Refresh_Gram(void) { u8 i,n; for(i=0;i<8;i++) { OLED_WR_Byte (0xb0+i,OLED_CMD); //设置页地址(0~7) OLED_WR_Byte (0x00,OLED_CMD); //设置显示位置—列低地址 OLED_WR_Byte (0x10,OLED_CMD); //设置显示位置—列高地址 for(n=0;n<128;n++)OLED_WR_Byte(OLED_GRAM[n][i],OLED_DATA); } } void OLED_Set_Pos(unsigned char x, unsigned char y) { OLED_WR_Byte(0xb0+y,OLED_CMD); OLED_WR_Byte(((x&0xf0)>>4)|0x10,OLED_CMD); OLED_WR_Byte((x&0x0f)|0x01,OLED_CMD); } //开启OLED显示 void OLED_Display_On(void) { OLED_WR_Byte(0X8D,OLED_CMD); //SET DCDC命令 OLED_WR_Byte(0X14,OLED_CMD); //DCDC ON OLED_WR_Byte(0XAF,OLED_CMD); //DISPLAY ON } //关闭OLED显示 void OLED_Display_Off(void) { OLED_WR_Byte(0X8D,OLED_CMD); //SET DCDC命令 OLED_WR_Byte(0X10,OLED_CMD); //DCDC OFF OLED_WR_Byte(0XAE,OLED_CMD); //DISPLAY OFF } //清屏函数,清完屏,整个屏幕是黑色的!和没点亮一样!!! void OLED_Clear(void) { u8 i,n; for(i=0;i<8;i++) { for(n=0;n<128;n++) { OLED_GRAM[n][i]=0; } } OLED_Refresh_Gram();//更新显示 } //画点 //x:0~127 //y:0~63 //t:1 填充 0,清空 void OLED_DrawPoint(u8 x,u8 y,u8 t) { u8 pos,bx,temp=0; if(x>127||y>63)return;//超出范围了. pos=7-y/8; bx=y%8; temp=1<<(7-bx); if(t)OLED_GRAM[x][pos]|=temp; else OLED_GRAM[x][pos]&=~temp; } void OLED_DrawLine(u8 x1, u8 y1, u8 x2, u8 y2) { u16 t; int xerr=0,yerr=0,delta_x,delta_y,distance; int incx,incy,uRow,uCol; delta_x=x2-x1; //计算坐标增量 delta_y=y2-y1; uRow=x1; uCol=y1; if(delta_x>0)incx=1; //设置单步方向 else if(delta_x==0)incx=0;//垂直线 else {incx=-1;delta_x=-delta_x;} if(delta_y>0)incy=1; else if(delta_y==0)incy=0;//水平线 else{incy=-1;delta_y=-delta_y;} if( delta_x>delta_y)distance=delta_x; //选取基本增量坐标轴 else distance=delta_y; for(t=0;t<=distance+1;t++ )//画线输出 { OLED_DrawPoint(uRow,uCol,1);//画点 xerr+=delta_x ; yerr+=delta_y ; if(xerr>distance) { xerr-=distance; uRow+=incx; } if(yerr>distance) { yerr-=distance; uCol+=incy; } } } void OLED_DrawRectangle(u8 x1, u8 y1, u8 x2, u8 y2) { OLED_DrawLine(x1,y1,x2,y1); OLED_DrawLine(x1,y1,x1,y2); OLED_DrawLine(x1,y2,x2,y2); OLED_DrawLine(x2,y1,x2,y2); } //x1,y1,x2,y2 填充区域的对角坐标 //确保x1<=x2;y1<=y2 0<=x1<=127 0<=y1<=63 //dot:0,清空;1,填充 void OLED_Fill(u8 x1,u8 y1,u8 x2,u8 y2,u8 dot) { u8 x,y; for(x=x1;x<=x2;x++) { for(y=y1;y<=y2;y++) { OLED_DrawPoint(x,y,dot); } } OLED_Refresh_Gram();//更新显示 } //在指定位置显示一个字符,包括部分字符 //x:0~127 //y:0~63 //mode:0,反白显示;1,正常显示 //size:选择字体 12/16/24 void OLED_ShowChar(u8 x,u8 y,u8 chr,u8 size,u8 mode) { u8 temp,t,t1; u8 y0=y; u8 csize=(size/8+((size%8)?1:0)) * (size/2); //得到字体一个字符对应点阵集所占的字节数 chr=chr-’ ';//得到偏移后的值 for(t=0;t<csize;t++) { if(size12)temp=ascii_1206[chr][t]; //调用1206字体 else if(size16)temp=ascii_1608[chr][t]; //调用1608字体 else if(size==24)temp=ascii_2412[chr][t]; //调用2412字体 else return; //没有的字库 for(t1=0;t1<8;t1++) { if(temp&0x80)OLED_DrawPoint(x,y,mode); else OLED_DrawPoint(x,y,!mode); temp<<=1; y++; if((y-y0)==size) { y=y0; x++; break; } } } } //m^n函数 u32 oled_pow(u8 m,u8 n) { u32 result=1; while(n–)result*=m; return result; } //显示2个数字 //x,y :起点坐标 //len :数字的位数 //size:字体大小 //num:数值(0~4294967295); void OLED_ShowNum(u8 x,u8 y,u32 num,u8 len,u8 size) { u8 t,temp; u8 enshow=0; for(t=0;t<len;t++) { temp=(num/oled_pow(10,len-t-1))%10; if(enshow0&&t<(len-1)) { if(temp0) { OLED_ShowChar(x+(size/2)*t,y,’ ',size,1); continue; }else enshow=1; } OLED_ShowChar(x+(size/2)*t,y,temp+'0',size,1); } } //显示字符串 //x,y:起点坐标 //size:字体大小 //*p:字符串起始地址 void OLED_ShowString(u8 x,u8 y,const u8 *p,u8 size) { while((*p<=‘~’)&&(*p>=’ '))//判断是不是非法字符! { if(x>(128-(size/2))){x=0;y+=size;} if(y>(64-size)){y=x=0;OLED_Clear();} OLED_ShowChar(x,y,*p,size,1); x+=size/2; p++; } } //显示汉字 //x,y:起点坐标 //pos:数组位置汉字显示 //size:字体大小 //mode:0,反白显示;1,正常显示 void OLED_ShowFontHZ(u8 x,u8 y,u8 pos,u8 size,u8 mode) { u8 temp,t,t1; u8 y0=y; u8 csize=(size/8+((size%8)?1:0))*(size);//得到字体一个字符对应点阵集所占的字节数 if(size!=12&&size!=16&&size!=24&&size!=32)return; //不支持的size for(t=0;t<csize;t++) { if(size==12)temp=FontHzk_12[pos][t]; //调用1206字体 else if(size==16)temp=FontHzk_16[pos][t]; //调用1608字体 else if(size==24)temp=FontHzk_24[pos][t]; //调用2412字体 else if(size==32)temp=FontHzk_32[pos][t]; //调用3216字体 else return; //没有的字库 for(t1=0;t1<8;t1++) { if(temp&0x80)OLED_DrawPoint(x,y,mode); else OLED_DrawPoint(x,y,!mode); temp<<=1; y++; if((y-y0)==size) { y=y0; x++; break; } } } } //显示BMP图片128×64 //起始点坐标(x,y),x的范围0~127,y为页的范围0~7 void OLED_DrawBMP(u8 x0, u8 y0,u8 x1, u8 y1,u8 BMP[]) { u16 j=0; u8 x,y; if(y1%8==0)y=y1/8; else y=y1/8+1; for(y=y0;y<y1;y++) { OLED_Set_Pos(x0,y); for(x=x0;x<x1;x++) { OLED_WR_Byte(BMP[j++],OLED_DATA); } } } //GND 接电源地 //VCC 接5V或3.3v电源 //D0 接PD6(SCL) //D1 接PD7(SDA) //RES 接PD4 //DC 接PD5 //CS 接PD3 void OLED_Init() { GPIO_InitTypeDef GPIO_InitStructure; #if OLED_MODE==0 //4线SPI模式 RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOE|RCC_AHB1Periph_GPIOC|RCC_AHB1Periph_GPIOA,ENABLE); GPIO_InitStructure.GPIO_Mode=GPIO_Mode_OUT; //输出模式 GPIO_InitStructure.GPIO_Pin=GPIO_Pin_2|GPIO_Pin_6;//管脚设置 GPIO_InitStructure.GPIO_Speed=GPIO_Speed_100MHz;//速度为100M GPIO_InitStructure.GPIO_OType=GPIO_OType_PP;//推挽输出 GPIO_InitStructure.GPIO_PuPd=GPIO_PuPd_NOPULL;//不拉 GPIO_Init(GPIOE,&GPIO_InitStructure); //初始化结构体 GPIO_SetBits(GPIOE,GPIO_Pin_2|GPIO_Pin_6); //拉高电平 GPIO_InitStructure.GPIO_Mode=GPIO_Mode_OUT; //输出模式 GPIO_InitStructure.GPIO_Pin=GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_13;//管脚设置 GPIO_InitStructure.GPIO_Speed=GPIO_Speed_100MHz;//速度为100M GPIO_InitStructure.GPIO_OType=GPIO_OType_PP;//推挽输出 GPIO_InitStructure.GPIO_PuPd=GPIO_PuPd_NOPULL;//不拉 GPIO_Init(GPIOC,&GPIO_InitStructure); //初始化结构体 GPIO_SetBits(GPIOC,GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_13); //拉高电平 OLED_Clear(); #endif #if OLED_MODE==1 //8080模式 RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOD|RCC_AHB1Periph_GPIOC,ENABLE); GPIO_InitStructure.GPIO_Mode=GPIO_Mode_OUT; //输出模式 GPIO_InitStructure.GPIO_Pin=GPIO_Pin_3|GPIO_Pin_4|GPIO_Pin_5|GPIO_Pin_6|GPIO_Pin_7;//管脚设置 GPIO_InitStructure.GPIO_Speed=GPIO_Speed_100MHz;//速度为100M GPIO_InitStructure.GPIO_OType=GPIO_OType_PP;//推挽输出 GPIO_InitStructure.GPIO_PuPd=GPIO_PuPd_UP;//上拉 GPIO_Init(GPIOD,&GPIO_InitStructure); //初始化结构体 GPIO_SetBits(GPIOD,GPIO_Pin_3|GPIO_Pin_4|GPIO_Pin_5|GPIO_Pin_6|GPIO_Pin_7); GPIO_InitStructure.GPIO_Pin = 0XFF; //PC0-7 GPIO_Init(GPIOC, &GPIO_InitStructure); GPIO_SetBits(GPIOC,0xFF); //PC0-7输出高 #endif #if OLED_MODE==2 //IIC模式 #endif OLED_RST=1; delay_ms(100); OLED_RST=0; delay_ms(100); OLED_RST=1; OLED_WR_Byte(0xAE,OLED_CMD); //关闭显示 OLED_WR_Byte(0xD5,OLED_CMD); //设置时钟分频因子,震荡频率 OLED_WR_Byte(80,OLED_CMD); //[3:0],分频因子;[7:4],震荡频率 OLED_WR_Byte(0xA8,OLED_CMD); //设置驱动路数 OLED_WR_Byte(0X3F,OLED_CMD); //默认0X3F(1/64) OLED_WR_Byte(0xD3,OLED_CMD); //设置显示偏移 OLED_WR_Byte(0X00,OLED_CMD); //默认为0 OLED_WR_Byte(0x40,OLED_CMD); //设置显示开始行 [5:0],行数. OLED_WR_Byte(0x8D,OLED_CMD); //电荷泵设置 OLED_WR_Byte(0x14,OLED_CMD); //bit2,开启/关闭 OLED_WR_Byte(0x20,OLED_CMD); //设置内存地址模式 OLED_WR_Byte(0x02,OLED_CMD); //[1:0],00,列地址模式;01,行地址模式;10,页地址模式;默认10; OLED_WR_Byte(0xA1,OLED_CMD); //段重定义设置,bit0:0,0->0;1,0->127; OLED_WR_Byte(0xC0,OLED_CMD); //设置COM扫描方向;bit3:0,普通模式;1,重定义模式 COM[N-1]->COM0;N:驱动路数 OLED_WR_Byte(0xDA,OLED_CMD); //设置COM硬件引脚配置 OLED_WR_Byte(0x12,OLED_CMD); //[5:4]配置 OLED_WR_Byte(0x81,OLED_CMD); //对比度设置 OLED_WR_Byte(0xEF,OLED_CMD); //1~255;默认0X7F (亮度设置,越大越亮) OLED_WR_Byte(0xD9,OLED_CMD); //设置预充电周期 OLED_WR_Byte(0xf1,OLED_CMD); //[3:0],PHASE 1;[7:4],PHASE 2; OLED_WR_Byte(0xDB,OLED_CMD); //设置VCOMH 电压倍率 OLED_WR_Byte(0x30,OLED_CMD); //[6:4] 000,0.65*vcc;001,0.77*vcc;011,0.83*vcc; OLED_WR_Byte(0xA4,OLED_CMD); //全局显示开启;bit0:1,开启;0,关闭;(白屏/黑屏) OLED_WR_Byte(0xA6,OLED_CMD); //设置显示方式;bit0:1,反相显示;0,正常显示 OLED_WR_Byte(0xAF,OLED_CMD); //开启显示 OLED_Clear(); } #include “oled.h” #include “oledfont.h” #include “delay.h” //OLED的显存 //存放格式如下. //[0]0 1 2 3 … 127 //[1]0 1 2 3 … 127 //[2]0 1 2 3 … 127 //[3]0 1 2 3 … 127 //[4]0 1 2 3 … 127 //[5]0 1 2 3 … 127 //[6]0 1 2 3 … 127 //[7]0 1 2 3 … 127 u8 OLED_GRAM[128][8]; #if OLED_MODE==0 //向SSD1106写入一个字节。 //dat:要写入的数据/命令 //cmd:数据/命令标志 0,表示命令;1,表示数据; void OLED_WR_Byte(u8 dat,u8 cmd) { u8 i; OLED_DC=cmd; OLED_CS=0; for(i=0;i<8;i++) { OLED_SCL=0; if(dat&0x80) OLED_SDA=1; else OLED_SDA=0; OLED_SCL=1; dat<<=1; } OLED_CS=1; OLED_DC=1; } #endif #if OLED_MODE==1 //向SSD1106写入一个字节。 //dat:要写入的数据/命令 //cmd:数据/命令标志 0,表示命令;1,表示数据; void OLED_WR_Byte(u8 dat,u8 cmd) { OLED_DATA_OUT(dat); OLED_RST=cmd; OLED_CS=0; OLED_WR=0; OLED_WR=1; OLED_CS=1; OLED_DC=1; } #endif #if OLED_MODE==2 void OLED_WR_Byte(u8 dat,u8 cmd) { } #endif //更新显存到LCD void OLED_Refresh_Gram(void) { u8 i,n; for(i=0;i<8;i++) { OLED_WR_Byte (0xb0+i,OLED_CMD); //设置页地址(0~7) OLED_WR_Byte (0x00,OLED_CMD); //设置显示位置—列低地址 OLED_WR_Byte (0x10,OLED_CMD); //设置显示位置—列高地址 for(n=0;n<128;n++)OLED_WR_Byte(OLED_GRAM[n][i],OLED_DATA); } } void OLED_Set_Pos(unsigned char x, unsigned char y) { OLED_WR_Byte(0xb0+y,OLED_CMD); OLED_WR_Byte(((x&0xf0)>>4)|0x10,OLED_CMD); OLED_WR_Byte((x&0x0f)|0x01,OLED_CMD); } //开启OLED显示 void OLED_Display_On(void) { OLED_WR_Byte(0X8D,OLED_CMD); //SET DCDC命令 OLED_WR_Byte(0X14,OLED_CMD); //DCDC ON OLED_WR_Byte(0XAF,OLED_CMD); //DISPLAY ON } //关闭OLED显示 void OLED_Display_Off(void) { OLED_WR_Byte(0X8D,OLED_CMD); //SET DCDC命令 OLED_WR_Byte(0X10,OLED_CMD); //DCDC OFF OLED_WR_Byte(0XAE,OLED_CMD); //DISPLAY OFF } //清屏函数,清完屏,整个屏幕是黑色的!和没点亮一样!!! void OLED_Clear(void) { u8 i,n; for(i=0;i<8;i++) { for(n=0;n<128;n++) { OLED_GRAM[n][i]=0; } } OLED_Refresh_Gram();//更新显示 } //画点 //x:0~127 //y:0~63 //t:1 填充 0,清空 void OLED_DrawPoint(u8 x,u8 y,u8 t) { u8 pos,bx,temp=0; if(x>127||y>63)return;//超出范围了. pos=7-y/8; bx=y%8; temp=1<<(7-bx); if(t)OLED_GRAM[x][pos]|=temp; else OLED_GRAM[x][pos]&=~temp; } void OLED_DrawLine(u8 x1, u8 y1, u8 x2, u8 y2) { u16 t; int xerr=0,yerr=0,delta_x,delta_y,distance; int incx,incy,uRow,uCol; delta_x=x2-x1; //计算坐标增量 delta_y=y2-y1; uRow=x1; uCol=y1; if(delta_x>0)incx=1; //设置单步方向 else if(delta_x==0)incx=0;//垂直线 else {incx=-1;delta_x=-delta_x;} if(delta_y>0)incy=1; else if(delta_y==0)incy=0;//水平线 else{incy=-1;delta_y=-delta_y;} if( delta_x>delta_y)distance=delta_x; //选取基本增量坐标轴 else distance=delta_y; for(t=0;t<=distance+1;t++ )//画线输出 { OLED_DrawPoint(uRow,uCol,1);//画点 xerr+=delta_x ; yerr+=delta_y ; if(xerr>distance) { xerr-=distance; uRow+=incx; } if(yerr>distance) { yerr-=distance; uCol+=incy; } } } void OLED_DrawRectangle(u8 x1, u8 y1, u8 x2, u8 y2) { OLED_DrawLine(x1,y1,x2,y1); OLED_DrawLine(x1,y1,x1,y2); OLED_DrawLine(x1,y2,x2,y2); OLED_DrawLine(x2,y1,x2,y2); } //x1,y1,x2,y2 填充区域的对角坐标 //确保x1<=x2;y1<=y2 0<=x1<=127 0<=y1<=63 //dot:0,清空;1,填充 void OLED_Fill(u8 x1,u8 y1,u8 x2,u8 y2,u8 dot) { u8 x,y; for(x=x1;x<=x2;x++) { for(y=y1;y<=y2;y++) { OLED_DrawPoint(x,y,dot); } } OLED_Refresh_Gram();//更新显示 } //在指定位置显示一个字符,包括部分字符 //x:0~127 //y:0~63 //mode:0,反白显示;1,正常显示 //size:选择字体 12/16/24 void OLED_ShowChar(u8 x,u8 y,u8 chr,u8 size,u8 mode) { u8 temp,t,t1; u8 y0=y; u8 csize=(size/8+((size%8)?1:0)) * (size/2); //得到字体一个字符对应点阵集所占的字节数 chr=chr-’ ';//得到偏移后的值 for(t=0;t<csize;t++) { if(size12)temp=ascii_1206[chr][t]; //调用1206字体 else if(size16)temp=ascii_1608[chr][t]; //调用1608字体 else if(size==24)temp=ascii_2412[chr][t]; //调用2412字体 else return; //没有的字库 for(t1=0;t1<8;t1++) { if(temp&0x80)OLED_DrawPoint(x,y,mode); else OLED_DrawPoint(x,y,!mode); temp<<=1; y++; if((y-y0)==size) { y=y0; x++; break; } } } } //m^n函数 u32 oled_pow(u8 m,u8 n) { u32 result=1; while(n–)result*=m; return result; } //显示2个数字 //x,y :起点坐标 //len :数字的位数 //size:字体大小 //num:数值(0~4294967295); void OLED_ShowNum(u8 x,u8 y,u32 num,u8 len,u8 size) { u8 t,temp; u8 enshow=0; for(t=0;t<len;t++) { temp=(num/oled_pow(10,len-t-1))%10; if(enshow0&&t<(len-1)) { if(temp0) { OLED_ShowChar(x+(size/2)*t,y,’ ',size,1); continue; }else enshow=1; } OLED_ShowChar(x+(size/2)*t,y,temp+'0',size,1); } } //显示字符串 //x,y:起点坐标 //size:字体大小 //*p:字符串起始地址 void OLED_ShowString(u8 x,u8 y,const u8 *p,u8 size) { while((*p<=‘~’)&&(*p>=’ '))//判断是不是非法字符! { if(x>(128-(size/2))){x=0;y+=size;} if(y>(64-size)){y=x=0;OLED_Clear();} OLED_ShowChar(x,y,*p,size,1); x+=size/2; p++; } } //显示汉字 //x,y:起点坐标 //pos:数组位置汉字显示 //size:字体大小 //mode:0,反白显示;1,正常显示 void OLED_ShowFontHZ(u8 x,u8 y,u8 pos,u8 size,u8 mode) { u8 temp,t,t1; u8 y0=y; u8 csize=(size/8+((size%8)?1:0))*(size);//得到字体一个字符对应点阵集所占的字节数 if(size!=12&&size!=16&&size!=24&&size!=32)return; //不支持的size for(t=0;t<csize;t++) { if(size==12)temp=FontHzk_12[pos][t]; //调用1206字体 else if(size==16)temp=FontHzk_16[pos][t]; //调用1608字体 else if(size==24)temp=FontHzk_24[pos][t]; //调用2412字体 else if(size==32)temp=FontHzk_32[pos][t]; //调用3216字体 else return; //没有的字库 for(t1=0;t1<8;t1++) { if(temp&0x80)OLED_DrawPoint(x,y,mode); else OLED_DrawPoint(x,y,!mode); temp<<=1; y++; if((y-y0)==size) { y=y0; x++; break; } } } } //显示BMP图片128×64 //起始点坐标(x,y),x的范围0~127,y为页的范围0~7 void OLED_DrawBMP(u8 x0, u8 y0,u8 x1, u8 y1,u8 BMP[]) { u16 j=0; u8 x,y; if(y1%8==0)y=y1/8; else y=y1/8+1; for(y=y0;y<y1;y++) { OLED_Set_Pos(x0,y); for(x=x0;x<x1;x++) { OLED_WR_Byte(BMP[j++],OLED_DATA); } } } //GND 接电源地 //VCC 接5V或3.3v电源 //D0 接PD6(SCL) //D1 接PD7(SDA) //RES 接PD4 //DC 接PD5 //CS 接PD3 void OLED_Init() { GPIO_InitTypeDef GPIO_InitStructure; #if OLED_MODE==0 //4线SPI模式 RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOE|RCC_AHB1Periph_GPIOC|RCC_AHB1Periph_GPIOA,ENABLE); GPIO_InitStructure.GPIO_Mode=GPIO_Mode_OUT; //输出模式 GPIO_InitStructure.GPIO_Pin=GPIO_Pin_2|GPIO_Pin_6;//管脚设置 GPIO_InitStructure.GPIO_Speed=GPIO_Speed_100MHz;//速度为100M GPIO_InitStructure.GPIO_OType=GPIO_OType_PP;//推挽输出 GPIO_InitStructure.GPIO_PuPd=GPIO_PuPd_NOPULL;//不拉 GPIO_Init(GPIOE,&GPIO_InitStructure); //初始化结构体 GPIO_SetBits(GPIOE,GPIO_Pin_2|GPIO_Pin_6); //拉高电平 GPIO_InitStructure.GPIO_Mode=GPIO_Mode_OUT; //输出模式 GPIO_InitStructure.GPIO_Pin=GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_13;//管脚设置 GPIO_InitStructure.GPIO_Speed=GPIO_Speed_100MHz;//速度为100M GPIO_InitStructure.GPIO_OType=GPIO_OType_PP;//推挽输出 GPIO_InitStructure.GPIO_PuPd=GPIO_PuPd_NOPULL;//不拉 GPIO_Init(GPIOC,&GPIO_InitStructure); //初始化结构体 GPIO_SetBits(GPIOC,GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_13); //拉高电平 OLED_Clear(); #endif #if OLED_MODE==1 //8080模式 RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOD|RCC_AHB1Periph_GPIOC,ENABLE); GPIO_InitStructure.GPIO_Mode=GPIO_Mode_OUT; //输出模式 GPIO_InitStructure.GPIO_Pin=GPIO_Pin_3|GPIO_Pin_4|GPIO_Pin_5|GPIO_Pin_6|GPIO_Pin_7;//管脚设置 GPIO_InitStructure.GPIO_Speed=GPIO_Speed_100MHz;//速度为100M GPIO_InitStructure.GPIO_OType=GPIO_OType_PP;//推挽输出 GPIO_InitStructure.GPIO_PuPd=GPIO_PuPd_UP;//上拉 GPIO_Init(GPIOD,&GPIO_InitStructure); //初始化结构体 GPIO_SetBits(GPIOD,GPIO_Pin_3|GPIO_Pin_4|GPIO_Pin_5|GPIO_Pin_6|GPIO_Pin_7); GPIO_InitStructure.GPIO_Pin = 0XFF; //PC0-7 GPIO_Init(GPIOC, &GPIO_InitStructure); GPIO_SetBits(GPIOC,0xFF); //PC0-7输出高 #endif #if OLED_MODE==2 //IIC模式 #endif OLED_RST=1; delay_ms(100); OLED_RST=0; delay_ms(100); OLED_RST=1; OLED_WR_Byte(0xAE,OLED_CMD); //关闭显示 OLED_WR_Byte(0xD5,OLED_CMD); //设置时钟分频因子,震荡频率 OLED_WR_Byte(80,OLED_CMD); //[3:0],分频因子;[7:4],震荡频率 OLED_WR_Byte(0xA8,OLED_CMD); //设置驱动路数 OLED_WR_Byte(0X3F,OLED_CMD); //默认0X3F(1/64) OLED_WR_Byte(0xD3,OLED_CMD); //设置显示偏移 OLED_WR_Byte(0X00,OLED_CMD); //默认为0 OLED_WR_Byte(0x40,OLED_CMD); //设置显示开始行 [5:0],行数. OLED_WR_Byte(0x8D,OLED_CMD); //电荷泵设置 OLED_WR_Byte(0x14,OLED_CMD); //bit2,开启/关闭 OLED_WR_Byte(0x20,OLED_CMD); //设置内存地址模式 OLED_WR_Byte(0x02,OLED_CMD); //[1:0],00,列地址模式;01,行地址模式;10,页地址模式;默认10; OLED_WR_Byte(0xA1,OLED_CMD); //段重定义设置,bit0:0,0->0;1,0->127; OLED_WR_Byte(0xC0,OLED_CMD); //设置COM扫描方向;bit3:0,普通模式;1,重定义模式 COM[N-1]->COM0;N:驱动路数 OLED_WR_Byte(0xDA,OLED_CMD); //设置COM硬件引脚配置 OLED_WR_Byte(0x12,OLED_CMD); //[5:4]配置 OLED_WR_Byte(0x81,OLED_CMD); //对比度设置 OLED_WR_Byte(0xEF,OLED_CMD); //1~255;默认0X7F (亮度设置,越大越亮) OLED_WR_Byte(0xD9,OLED_CMD); //设置预充电周期 OLED_WR_Byte(0xf1,OLED_CMD); //[3:0],PHASE 1;[7:4],PHASE 2; OLED_WR_Byte(0xDB,OLED_CMD); //设置VCOMH 电压倍率 OLED_WR_Byte(0x30,OLED_CMD); //[6:4] 000,0.65*vcc;001,0.77*vcc;011,0.83*vcc; OLED_WR_Byte(0xA4,OLED_CMD); //全局显示开启;bit0:1,开启;0,关闭;(白屏/黑屏) OLED_WR_Byte(0xA6,OLED_CMD); //设置显示方式;bit0:1,反相显示;0,正常显示 OLED_WR_Byte(0xAF,OLED_CMD); //开启显示 OLED_Clear(); } #include “tim.h” uint16_t TIM1_Impluse = 4200;//预设占空比 float z = 0; const uint32_t spwm[400] = { 4200,4265,4331,4397,4463,4529,4595,4660,4726,4791,4857,4922,4987,5051,5116,5180, 5244,5308,5371,5434,5497,5560,5622,5684,5746,5807,5868,5928,5988,6047,6106,6165, 6223,6280,6337,6394,6450,6505,6560,6615,6668,6721,6774,6826,6877,6927,6977,7026, 7075,7122,7169,7216,7261,7306,7350,7393,7436,7477,7518,7558,7597,7636,7673,7710, 7746,7781,7815,7848,7880,7911,7942,7971,8000,8027,8054,8080,8105,8128,8151,8173, 8194,8214,8233,8251,8268,8283,8298,8312,8325,8337,8348,8358,8366,8374,8381,8387, 8391,8395,8397,8399,8400,8399,8397,8395,8391,8387,8381,8374,8366,8358,8348,8337, 8325,8312,8298,8283,8268,8251,8233,8214,8194,8173,8151,8128,8105,8080,8054,8027, 8000,7971,7942,7911,7880,7848,7815,7781,7746,7710,7673,7636,7597,7558,7518,7477, 7436,7393,7350,7306,7261,7216,7169,7122,7075,7026,6977,6927,6877,6826,6774,6721, 6668,6615,6560,6505,6450,6394,6337,6280,6223,6165,6106,6047,5988,5928,5868,5807, 5746,5684,5622,5560,5497,5434,5371,5308,5244,5180,5116,5051,4987,4922,4857,4791, 4726,4660,4595,4529,4463,4397,4331,4265,4200,4134,4068,4002,3936,3870,3804,3739, 3673,3608,3542,3477,3412,3348,3283,3219,3155,3091,3028,2965,2902,2839,2777,2715, 2653,2592,2531,2471,2411,2352,2293,2234,2176,2119,2062,2005,1949,1894,1839,1784, 1731,1678,1625,1573,1522,1472,1422,1373,1324,1277,1230,1183,1138,1093,1049,1006, 963,922,881,841,802,763,726,689,653,618,584,551,519,488,457,428, 399,372,345,319,294,271,248,226,205,185,166,148,131,116,101,87, 74,62,51,41,33,25,18,12,8,4,2,0,0,0,2,4, 8,12,18,25,33,41,51,62,74,87,101,116,131,148,166,185, 205,226,248,271,294,319,345,372,399,428,457,488,519,551,584,618, 653,689,726,763,802,841,881,922,963,1006,1049,1093,1138,1183,1230,1277, 1324,1373,1422,1472,1522,1573,1625,1678,1731,1784,1839,1894,1949,2005,2062,2119, 2176,2234,2293,2352,2411,2471,2531,2592,2653,2715,2777,2839,2902,2965,3028,3091, 3155,3219,3283,3348,3412,3477,3542,3608,3673,3739,3804,3870,3936,4002,4068,4134 }; //TIM1的GPIO static void TIM_GPIO_Config(void) { GPIO_InitTypeDef TIM_GPIO_InitStruct; RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA | RCC_AHB1Periph_GPIOB, ENABLE);//开钟 /-----------------------------PA8,PA7------------------------------------/ GPIO_PinAFConfig(GPIOA,GPIO_PinSource8,GPIO_AF_TIM1);//引脚复用 主 PA8,PA7 GPIO_PinAFConfig(GPIOA,GPIO_PinSource7,GPIO_AF_TIM1);//引脚复用 补 TIM_GPIO_InitStruct.GPIO_Mode = GPIO_Mode_AF; //模拟模式GPIO_Mode_AN/F TIM_GPIO_InitStruct.GPIO_Pin = GPIO_Pin_8; //引脚 TIM_GPIO_InitStruct.GPIO_Speed = GPIO_Speed_100MHz; //高速 TIM_GPIO_InitStruct.GPIO_OType = GPIO_OType_PP; //推挽 TIM_GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_DOWN; GPIO_Init(GPIOA, &TIM_GPIO_InitStruct); //写入 TIM_GPIO_InitStruct.GPIO_Pin = GPIO_Pin_7; GPIO_Init(GPIOA, &TIM_GPIO_InitStruct); /-----------------------------------------------------------------------/ /-----------------------------PA9,PB14------------------------------------/ GPIO_PinAFConfig(GPIOA,GPIO_PinSource9,GPIO_AF_TIM1);//引脚复用 主 GPIO_PinAFConfig(GPIOB,GPIO_PinSource14,GPIO_AF_TIM1);//引脚复用 补 TIM_GPIO_InitStruct.GPIO_Mode = GPIO_Mode_AF; //模拟模式GPIO_Mode_AN/F TIM_GPIO_InitStruct.GPIO_Pin = GPIO_Pin_9; //引脚 TIM_GPIO_InitStruct.GPIO_Speed = GPIO_Speed_100MHz; //高速 TIM_GPIO_InitStruct.GPIO_OType = GPIO_OType_PP; //推挽 TIM_GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_DOWN; GPIO_Init(GPIOA, &TIM_GPIO_InitStruct); //写入 TIM_GPIO_InitStruct.GPIO_Pin = GPIO_Pin_14; GPIO_Init(GPIOB, &TIM_GPIO_InitStruct); /-----------------------------------------------------------------------/ /-----------------------------PA10,PB1------------------------------------/ GPIO_PinAFConfig(GPIOA,GPIO_PinSource10,GPIO_AF_TIM1);//引脚复用 主 GPIO_PinAFConfig(GPIOB,GPIO_PinSource1,GPIO_AF_TIM1);//引脚复用 补 TIM_GPIO_InitStruct.GPIO_Mode = GPIO_Mode_AF; //模拟模式GPIO_Mode_AN/F TIM_GPIO_InitStruct.GPIO_Pin = GPIO_Pin_10; //引脚 TIM_GPIO_InitStruct.GPIO_Speed = GPIO_Speed_100MHz; //高速 TIM_GPIO_InitStruct.GPIO_OType = GPIO_OType_PP; //推挽 TIM_GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_DOWN; GPIO_Init(GPIOA, &TIM_GPIO_InitStruct); //写入 TIM_GPIO_InitStruct.GPIO_Pin = GPIO_Pin_1; GPIO_Init(GPIOB, &TIM_GPIO_InitStruct); /-----------------------------------------------------------------------/ // TIM_GPIO_InitStruct.GPIO_Mode = GPIO_Mode_AN; //模拟模式 pa6死刹 // TIM_GPIO_InitStruct.GPIO_Pin = GPIO_Pin_6; //引脚 // TIM_GPIO_InitStruct.GPIO_Speed = GPIO_Speed_100MHz; //高速 // TIM_GPIO_InitStruct.GPIO_OType = GPIO_OType_PP; //推挽 // TIM_GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_NOPULL; //浮空 // GPIO_Init(GPIOA, &TIM_GPIO_InitStruct); //写入 } //TIM1 static void TIM_A1_Mode_Config(void) { TIM_TimeBaseInitTypeDef TIM_TimeBaseInitStructure; TIM_OCInitTypeDef TIM_OCInitStruct; TIM_BDTRInitTypeDef TIM_BDTRInitStructure; RCC_APB2PeriphClockCmd(RCC_APB2Periph_TIM1,ENABLE);///使能时钟 //168MHZ->20kHZ 主频/(计数+1)*(预分频系数+1) //168MHz/8 * 1050 = 20khz /-----------------------------基本结构体------------------------------------/ TIM_TimeBaseInitStructure.TIM_Period = (840-1); //自动重装载值 TIM_TimeBaseInitStructure.TIM_Prescaler=(10-1); //定时器分频 TIM_TimeBaseInitStructure.TIM_CounterMode=TIM_CounterMode_Up; //向上计数模式 TIM_TimeBaseInitStructure.TIM_ClockDivision=TIM_CKD_DIV1; //1分频 TIM_TimeBaseInitStructure.TIM_RepetitionCounter=0; //不需要重复计数 TIM_TimeBaseInit(TIM1,&TIM_TimeBaseInitStructure); //初始化TIM /-----------------------------基本结构体------------------------------------/ /-----------------------------输出比较------------------------------------/ TIM_OCInitStruct.TIM_OCMode = TIM_OCMode_PWM1; //pwm模式选择 TIM_OCInitStruct.TIM_OutputState = TIM_OutputState_Enable; ///使能输出通道 TIM_OCInitStruct.TIM_OutputNState = TIM_OutputNState_Enable; //使能互补通道 TIM_OCInitStruct.TIM_Pulse = TIM1_Impluse; //预设占空比 TIM_OCInitStruct.TIM_OCPolarity = TIM_OCPolarity_High; //PWM1和2中的CH和CCR之间值的大小(多用pwm1的模式1) TIM_OCInitStruct.TIM_OCNPolarity = TIM_OCNPolarity_High; //当使用了刹车功能时,两路PWM1和2都会被强制禁止,进而输出我们配置的的空闲先状态 TIM_OCInitStruct.TIM_OCIdleState = TIM_OCIdleState_Set; //刹车时输出通道的状态 Set = high TIM_OCInitStruct.TIM_OCNIdleState = TIM_OCNIdleState_Reset; //刹车时互补通道的状态 Reset = low TIM_OC1Init(TIM1, &TIM_OCInitStruct); //使能通道1 TIM_OC1PreloadConfig(TIM1,TIM_OCPreload_Enable); /* 使能通道1重载 */ TIM_OCInitStruct.TIM_Pulse = TIM1_Impluse; 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// 配置 IO GPIO_InitStructure.GPIO_Pin = ADC_GPIO_PIN1; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN; //不上拉不下拉 GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL ; GPIO_Init(ADC_GPIO_PORT1, &GPIO_InitStructure); /*=====================通道2======================*/ // 使能 GPIO 时钟 RCC_AHB1PeriphClockCmd(ADC_GPIO_CLK2,ENABLE); // 配置 IO GPIO_InitStructure.GPIO_Pin = ADC_GPIO_PIN2; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN; //不上拉不下拉 GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL ; GPIO_Init(ADC_GPIO_PORT2, &GPIO_InitStructure); /*=====================通道3=======================*/ // 使能 GPIO 时钟 RCC_AHB1PeriphClockCmd(ADC_GPIO_CLK3,ENABLE); // 配置 IO GPIO_InitStructure.GPIO_Pin = ADC_GPIO_PIN3; GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN; //不上拉不下拉 GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL ; GPIO_Init(ADC_GPIO_PORT3, &GPIO_InitStructure); } static void ADC_Mode_Config(void) { DMA_InitTypeDef DMA_InitStructure; ADC_InitTypeDef ADC_InitStructure; ADC_CommonInitTypeDef ADC_CommonInitStructure; // ------------------DMA Init 结构体参数 初始化-------------------------- // ADC1使用DMA2,数据流0,通道0,这个是手册固定死的 // 开启DMA时钟 RCC_AHB1PeriphClockCmd(ADC_DMA_CLK, ENABLE); 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// 连续转换 ADC_InitStructure.ADC_ContinuousConvMode = ENABLE; //禁止外部边沿触发 ADC_InitStructure.ADC_ExternalTrigConvEdge = ADC_ExternalTrigConvEdge_None; //外部触发通道,本例子使用软件触发,此值随便赋值即可 ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_T1_CC1; //数据右对齐 ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right; //转换通道 1个 ADC_InitStructure.ADC_NbrOfConversion = RHEOSTAT_NOFCHANEL; ADC_Init(ADC_, &ADC_InitStructure); //--------------------------------------------------------------------------- // 配置 ADC 通道转换顺序和采样时间周期 ADC_RegularChannelConfig(ADC_, ADC_CHANNEL1, 1, ADC_SampleTime_15Cycles); ADC_RegularChannelConfig(ADC_, ADC_CHANNEL2, 2, ADC_SampleTime_15Cycles); ADC_RegularChannelConfig(ADC_, ADC_CHANNEL3, 3, ADC_SampleTime_15Cycles); // 使能DMA请求 after last transfer (Single-ADC mode) ADC_DMARequestAfterLastTransferCmd(ADC_, ENABLE); // 使能ADC DMA ADC_DMACmd(ADC_, ENABLE); // 使能ADC ADC_Cmd(ADC_, ENABLE); //开始adc转换,软件触发 ADC_SoftwareStartConv(ADC_); } static void ADC_NVIC_Config(void) { NVIC_InitTypeDef NVIC_InitStructure; NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2); //配置DMA NVIC_InitStructure.NVIC_IRQChannel = DMA2_Stream0_IRQn; NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority =6; NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0; NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; NVIC_Init(&NVIC_InitStructure); } void Adc_Init(void) { ADC_GPIO_Config(); ADC_Mode_Config(); ADC_NVIC_Config(); } #ifndef __BSP_ADC_H #define __BSP_ADC_H #include “stm32f4xx.h” #define RHEOSTAT_NOFCHANEL 3 /=通道1 IO==/ // ADC IO宏定义 #define ADC_GPIO_PORT1 GPIOE #define ADC_GPIO_PIN1 GPIO_Pin_5 #define ADC_GPIO_CLK1 RCC_AHB1Periph_GPIOE #define ADC_CHANNEL1 ADC_Channel_15 /=====================通道2 IO ======================/ // ADC IO宏定义 #define ADC_GPIO_PORT2 GPIOA #define ADC_GPIO_PIN2 GPIO_Pin_2 #define ADC_GPIO_CLK2 RCC_AHB1Periph_GPIOA #define ADC_CHANNEL2 ADC_Channel_2 /=====================通道3 IO ======================/ // ADC IO宏定义 #define ADC_GPIO_PORT3 GPIOA #define ADC_GPIO_PIN3 GPIO_Pin_3 #define ADC_GPIO_CLK3 RCC_AHB1Periph_GPIOA #define ADC_CHANNEL3 ADC_Channel_3 // ADC 序号宏定义 #define ADC_ ADC1 #define ADC_CLK RCC_APB2Periph_ADC1 // ADC DR寄存器宏定义,ADC转换后的数字值则存放在这里 #define RHEOSTAT_ADC_DR_ADDR ((u32)ADC1+0x4c) // ADC DMA 通道宏定义,这里我们使用DMA传输 #define ADC_DMA_CLK RCC_AHB1Periph_DMA2 #define ADC_DMA_CHANNEL DMA_Channel_0 #define ADC_DMA_STREAM DMA2_Stream0 void Adc_Init(void); 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