1
1
2
2
3
3
4
4
D D
C C
B B
A A
PA8
PA9
PA10
PA11
P A12
PA15
PB8
PB9
PB10
PB11
PB12
PB13
PB14
PB15
RXD1
TXD1
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
PA1
PA2
PA3
PA4
PA0
PA5
PA6
PA7
PC13
PC14
PC15
VCC_5V
GND
RXD2
TXD2
VCC_3.3V
单片机核心板电路
PC13/TAMPER-RTC
1
PC14/OSC32_IN
2
PC15/OSC32_OUT
3
3V3
40
PA0/WKUP/ADC12_IN0/TIM2_CH1
4
PA1/ADC12_IN1/TIM_CH2
5
PA2/UART2_TX/ADC12_IN2/TIM2_CH3
6
PA3/UART2_RX/ADC12_IN3/TIM2_CH4
7
PA4/ADC12_IN4
8
PA5/ADC12_IN5
9
PA6/ADC12_IN6/TIM3_CH1
10
PA7/ADC12_IN7/TIME3_CH2
1 1
PB0/ADC12_IN8/TIM3_CH3
24
PB1/ADC12_IN9/TIM3_CH4
25
PB2/BOOT1
26
PB10/USART3_TX
34
PB11/USART3_RX
35
PB12
36
PB13
37
PB14
38
PB15
39
PA8/TIM1_CH1
12
PA9/UART1_TX/TIM1_CH2
13
PA10/UART1_RX/TIM1_CH3
14
PA11/USBDM/CAN_RX/TIM1_CH4
15
PA12/USBDP/CAN_TX
16
PA15/JTDI
17
PB3/JTDO
27
PB4/NJTRST
28
PB5
29
PB6/TIM4_CH1
30
PB7/TIM4_CH2
31
PB8/TIM4_CH3
32
PB9/TIM4_CH4
33
NC
18
NC
19
NC/GND
20
NC
21
NC
22
NC
23
VCC_5V
42
GND
43
VCC_5V
44
GND
45
VCC_5V
46
GND
41
U1
STM32_CORE
GND
WIFI模块
GND
1
GPIO0
3
VCC
5
CH_PD
7
TXD
8
RST
6
RXD
4
GPIO2
2
U3
WIFI_ESP8266_MODE
R1
1K
VCC_3.3V
RXD1
TXD1
L
N
VCC_5V
AC_N
1
AC_L
2
LOAD_L
3
LOAD_N
4
VCC
5
GND
6
AC_VOLT
7
AC_CUR
8
REL
9
U2 交流电压电流检测
GND
PA1
PA2
PA7
AC220V输入
负载接口
LOAD_N
LOAD_L
交流电压电流模块
EC1
10uF
GND
GND
1
VCC
2
SCL
3
SDA
4
屏幕1
0.96屏幕
GND
VCC
PB15
PB14
0.96寸屏幕
