stm32引脚 定义

1 Vbat S Vbat
2 PC13-TAMPER-RTC(4) I/O PC13(5) TAMPER-RTC
3 PC14-OSC32_IN(4) I/O PC14(5) OSC32_IN
4 PC15-OSC32_OUT(4) I/O PC15(5) OSC32_OUT

5 OSC_IN I OSC_IN
6 OSC_OUT O OSC_OUT
7 NRST I/O NRST
8 PC0 I/O PC0 ADC12_IN10
9 PC1 I/O PC1 ADC12_IN11
10 PC2 I/O PC2 ADC12_IN12
11 PC3 I/O PC3 ADC12_IN13

13 VDDA S VDDA
14 PA0-WKUP I/O PA0 WKUP/USART2_CTS(7)
ADC12_IN0/
TIM2_CH1_ETR(7)
15 PA1 I/O PA1 USART2_RTS(7)/
ADC12_IN1/TIM2_CH2(7)
16 PA2 I/O PA2 USART2_TX(7)/
ADC12_IN2/TIM2_CH3(7)
17 PA3 I/O PA3 USART2_RX(7)/
ADC12_IN3/TIM2_CH4(7)
18 VSS_4 S VSS_4
19 VDD_4 S VDD_4
20 PA4 I/O PA4 SPI1_NSS(7)
/USART2_CK(7)
/ADC12_IN4
21 PA5 I/O PA5 SPI1_SCK(7)
/ADC12_IN5
22 PA6 I/O PA6 SPI1_MISO(7)/
ADC12_IN6/TIM3_CH1(7) TIM1_BKIN
23 PA7 I/O PA7 SPI1_MOSI(7)/
ADC12_IN7/TIM3_CH2(7) TIM1_CH1N
24 PC4 I/O PC4 ADC12_IN14
25 PC5 I/O PC5 ADC12_IN15
26 PB0 I/O PB0 ADC12_IN8/TIM3_CH3(7) TIM1_CH2N
27 PB1 I/O PB1 ADC12_IN9/TIM3_CH4(7) TIM1_CH3N
28 PB2 I/O FT PB2/BOOT1

29 PB10 I/O FT PB10 I2C2_SCL/USART3_TX(7) TIM2_CH3
30 PB11 I/O FT PB11 I2C2_SDA/USART3_RX(7) TIM2_CH4
31 VSS_1 S VSS_1
32 VDD_1 S VDD_1
33 PB12 I/O FT PB12 SPI2_NSS/I2C2_SMBAI/
USART3_CK(7)/TIM1_BKIN(7)
34 PB13 I/O FT PB13 SPI2_SCK/USART3_CTS(7)/
TIM1_CH1N(7)
35 PB14 I/O FT PB14 SPI2_MISO/USART3_RTS(7)
TIM1_CH2N(7)
36 PB15 I/O FT PB15 SPI2_MOSI/TIM1_CH3N(7)

37 PC6 I/O FT PC6 TIM3_CH1
38 PC7 I/O FT PC7 TIM3_CH2
39 PC8 I/O FT PC8 TIM3_CH3
40 PC9 I/O FT PC9 TIM3_CH4
41 PA8 I/O FT PA8 USART1_CK
TIM1_CH1(7)/MCO
42 PA9 I/O FT PA9 USART1_TX(7)
TIM1_CH2(7)
43 PA10 I/O FT PA10 USART1_RX(7)/
TIM1_CH3(7)
44 PA11 I/O FT PA11 USART1_CTS/USBDM
CAN_RX(7)/TIM1_CH4(7)
45 PA12 I/O FT PA12 USART1_RTS/USBDP/CAN_TX(7)
/TIM1_ETR(7)
46 PA13 I/O FT JTMS/SWDIO PA13
47 VSS_2 S VSS_2
48 VDD_2 S VDD_2
49 PA14 I/O FT JTCK/SWCLK PA14
50 PA15 I/O FT JTDI TIM2_CH1_ETR
PA15/SPI1_NSS
51 PC10 I/O FT P

C10 USART3_TX
52 PC11 I/O FT PC11 USART3_RX
53 PC12 I/O FT PC12 USART3_CK
5 PD0 I/O FT OSC_IN(8) CAN_RX
6 PD1 I/O FT OSC_OUT(8) CAN_TX
54 PD2 I/O FT PD2 TIM3_ETR
55 PB3 I/O FT JTDO PB3/TRACESWO
TIM2_CH2/
SPI1_SCK
56 PB4 I/O FT NJTRST PB4/TIM3_CH1/
SPI1_MISO
57 PB5 I/O PB5 I2C1_SMBAI TIM3_CH2/
SPI1_MOSI
58 PB6 I/O FT PB6 I2C1_SCL(7)
/TIM4_CH1(7) USART1_TX
59 PB7 I/O FT PB7 I2C1_SDA(7)
/TIM4_CH2(7) USART1_RX
60 BOOT0 I BOOT0
61 PB8 I/O FT PB8 TIM4_CH3(7) I2C1_SCL/
CAN_RX

62 PB9 I/O FT PB9 TIM4_CH4(7) I2C1_SDA/
CAN_TX

63 VSS_3 S VSS_3
64 VDD_3 S VDD_3