
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
1
GND=
2
V3.3=
2.8-5.5V
3
DO=
CLK
4
D1=
MOSI
5
RST=
RES
6
DC=
/
MISO
7
CS=
SWD
0.96
OLED SPI /ICC
GND
/
485+ 485-
RXD TXD
U1_TX
RXD
TXD
U1_RX
RX
TX
U1_TX
U1_RX
USB_D+
USB_D-
GND
V3.3
D0
D1
RST
DC
CS
SCK
MISO
MOSI
NSS
D0
D1
DC
CS
RST
RST
PC13
PC13
INT
INT
V33E
MISO
MOSI
NSS
SCKCK
SI
NJTRST
JTDO
JTDI
JTCK/SWCLK
RST
JTMS/SWDAT
DIO0
DIO1
CS1
USB_D+
USB_D-
PB5
PB5
PB9
LED_LINK
I2C_SDA
I2C_SCL
PB0
ADC0
I2C_SDA
I2C_SCL
ADC0
PA2
PA3
PB0
RST
JTMS/SWDAT
JTCK/SWCLK
BOOT0
BOOT0
PA1/ADC1
PA8
PA1/ADC1
PB2
SO
LED_LINK
OSC_IN
PC14_OSC32_IN
PC15_OSC32_OUT
OSC_OUT
PC14_OSC32_IN
PC15_OSC32_OUT
OSC_IN
OSC_OUT
PA8
PB9
JTCK/SWCLK
JTMS/SWDAT
485-
485+PB9
PA2
PB2
PA3
NJTRST
JTDO
JTDI
V3.3 V3.3V5.0
V3.3
V3.3
V3.3
V3.3
V3.3
V33E
V33E
V33E
V33E
V33E
V3.3
USB_V50
V3.3
USB_V50
V3.3
V5.0V3.3
V3.3V3.3
V3.3
V3.3
V3.3
V3.3
V3.3
JTDO
JTMS/SWDAT
JTCK/SWCLK
NJTRST
JTDI
PA1/ADC1
TX
RX
PA8
PB0
PB2
PA2
I2C_SCL
I2C_SDA
ADC0
CS1
SI
SO
CK
PB9
485-
485+PB9
Title
Size Document Number Rev
Date: Sheet of
<Doc> 2.0
M-LOAR V2.0
Custom
1 2Tuesday, September 05, 2017
Title
Size Document Number Rev
Date: Sheet of
<Doc> 2.0
M-LOAR V2.0
Custom
1 2Tuesday, September 05, 2017
Title
Size Document Number Rev
Date: Sheet of
<Doc> 2.0
M-LOAR V2.0
Custom
1 2Tuesday, September 05, 2017
Y1
32.768K_12p
Y1
32.768K_12p
1 2
C3
104/25V
C3
104/25V
J13
CON1
J13
CON1
1
R9 0ΩR9 0Ω
KEY3
SW2
KEY3
SW2
1 4
2 3
J8
SMA
J8
SMA
1
1
2
2
3
3
4
4
5
5
C14
104
C14
104
C1
104/25V
C1
104/25V
R13 33RR13 33R
R65 10KR65 10K
C19
10uF
C19
10uF
U12
LSD4RF-2F717N30
U12
LSD4RF-2F717N30
RST
1
DIO0
2
DIO1
3
DIO2
4
DIO3
5
DIO5
6
GND
7
VCC
8
SO
9
SI
10
NSS
11
SCK
12
GND1
13
RF
14
ON
S1
SW-8N
ON
S1
SW-8N
1
2
3
4
8
7
6
5
D22
ESD9B5VL
D22
ESD9B5VL
R3
10K
R3
10K
U1
stm32L151C8T6D
U1
stm32L151C8T6D
VBAT
1
PC13
2
PC14/OSC32_IN
3
PC15/OSC32_OUT
4
PF0/OSC_IN
5
PF1/OSC_OUT
6
NRST
7
VSSA
8
VDDA
9
PA0/ADC0
10
PA1/ADC1
11
PA2/U2_TX/ADC2
12
13
PA3/U2_RX/ADC3
PA4/1_NSS
14
PA5/1_SCK
15
PA6/1_MISO
16
PA7/1_MOSI
17
PB0/ADC8
18
PB1/ADC9
19
PB2/BOOT1
20
PB10/I2C2_SCL/U3_TX
21
PB11/I2C2_SDA/U3_RX
22
VSS1
23
VDD1
24
PB12/2_NSS
25
PB13/2_SCK
26
PB14/2_MISO
27
PB15/2_MOSI
28
PA8
29
PA9/U1_TX
30
PA10/U1_RX
31
PA11/USB_DM
32
PA12/USB_DP
33
PA13/JTMS
34
VSS2
35
VDD2
36
PA14/JTCK
37
PA15/JTDI
38
PB3/JTDO
39
PB4/NJTRST
40
PB5
41
42
PB6/I2C1_SCL
43
PB7/I2C1_SDA
BOOT0
44
PB8
45
PB9
46
VSS3
47
VDD3
48
J9
CON10A
J9
CON10A
1 2
3 4
5 6
7 8
9 10
J7
OLED
J7
OLED
1
2
3
4
5
6
7
R14 33RR14 33R
C15
106/16V
C15
106/16V
R66 10KR66 10K
C7 22pC7 22p
C37
NC/15pF/16V
C37
NC/15pF/16V
U8
SPX1117-3.3V
U8
SPX1117-3.3V
VO
2
VI
3
GND
1
4
4
C16
103/16V
C16
103/16V
C8 22pC8 22p
R15
1M
R15
1M
R37 100KR37 100K
J10
DEBGU
J10
DEBGU
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
JP2
SW_DPDT_SM
JP2
SW_DPDT_SM
2
1
3
5
4
6
C10
104/16V
C10
104/16V
R7 1KR7 1K
C104
104
C104
104
E2
10uF/6.3V
E2
10uF/6.3V
-
2
1
+
KEY2
SW1
KEY2
SW1
1 4
2 3
C26
NC
C26
NC
C2
104/25V
C2
104/25V
L2 120RL2 120R
U3A
sensor-15
U3A
sensor-15
12
34
56
78
910
C11
104/16V
C11
104/16V
LED1 LED_GreenLED1 LED_Green
1 2
J14
CON1
J14
CON1
1
Y2
8M_22p
Y2
8M_22p
CON2
USB-MINIB-TYPE
CON2
USB-MINIB-TYPE
USB_VCC
1
USBDM
2
USBDP
3
ID
4
USB_GND
5
SHELL1
8
SHELL2
9
SHELL3
10
SHELL4
11
C12
104/16V
C12
104/16V
R61 18KR61 18K
C9
104
C9
104
12
C27
NC
C27
NC
U3B
sensor-15
U3B
sensor-15
11
12
13
14
15
R4
10K
R4
10K
C110
104
C110
104
12
C105
106
C105
106
J24
CON2X3NH-6N
J24
CON2X3NH-6N
1
3
5
2
4
6
C13
104/16V
C13
104/16V
KEY4
SW3
KEY4
SW3
1 4
2 3
C17
106
C17
106
R1
1K
R1
1K
1 2
LED2 LED_GreenLED2 LED_Green
1 2
C25
NC/15pF/16V
C25
NC/15pF/16V
J6
CON3
J6
CON3
1
2
3
JP1
SW_DPDT_SM
JP1
SW_DPDT_SM
2
1
3
5
4
6
C5 12pC5 12p
L101120R/1AL101120R/1A
J11
CON1
J11
CON1
1
C18
104
C18
104
R6 1KR6 1K
R62 10KR62 10K
E1
10uF/6.3V
E1
10uF/6.3V
-
2
1
+
POWER
LED
POWER
LED
12
D21
ESD9B5VL
D21
ESD9B5VL
R38 100KR38 100K
C6 12pC6 12p
C4
104/25V
C4
104/25V
J23
CON5
J23
CON5
1
2
3
4
5
C112
104
C112
104
12
KEY1
RST
KEY1
RST
1 4
2 3
C41
106
C41
106
R60
1K5
R60
1K5
R2
10K
R2
10K
R5
10K
R5
10K
J12
CON1
J12
CON1
1
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