STM32步进电机驱动主程序代码详解

/******************** (C) COPYRIGHT 2008 STMicroelectronics ********************
* File Name          : main.c
* Author             : MCD Application Team
* Version            : V2.0.3
* Date               : 09/22/2008
* Description        : Main program body.
********************************************************************************
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.
* AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT,
* INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE
* CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
* INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
*******************************************************************************/

/* Includes ------------------------------------------------------------------*/
#include "stm32f10x_lib.h"
//#include "platform_config.h"

/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
GPIO_InitTypeDef GPIO_InitStructure;
ErrorStatus HSEStartUpStatus;

/* Private function prototypes -----------------------------------------------*/
void RCC_Configuration(void);
void NVIC_Configuration(void);
void Delay(vu32 nCount);

/* Private functions ---------------------------------------------------------*/

/*******************************************************************************
* Function Name  : main
* Description    : Main program.
* Input          : None
* Output         : None
* Return         : None
*******************************************************************************/
/*#define Coil_A1 {A1=1;B1=0;C1=0;D1=0;}//A相通电，其他相断电
#define Coil_B1 {A1=0;B1=1;C1=0;D1=0;}//B相通电，其他相断电
#define Coil_C1 {A1=0;B1=0;C1=1;D1=0;}//C相通电，其他相断电
#define Coil_D1 {A1=0;B1=0;C1=0;D1=1;}//D相通电，其他相断电
#define Coil_AB1 {A1=1;B1=1;C1=0;D1=0;}//AB相通电，其他相断电
#define Coil_BC1 {A1=0;B1=1;C1=1;D1=0;}//BC相通电，其他相断电
#define Coil_CD1 {A1=0;B1=0;C1=1;D1=1;}//CD相通电，其他相断电
#define Coil_DA1 {A1=1;B1=0;C1=0;D1=1;}//D相通电，其他相断电
#define Coil_OFF {A1=0;B1=0;C1=0;D1=0;}//全部断电*/

unsigned char Speed;
void delay(void)
  {
     unsigned long ik ;
      for(ik=0;ik<0x0baf8;ik++) ;
  }
void delay1(void)
  {
     unsigned long ik ;
      for(ik=0;ik<0x00af8;ik++) ;