1、STM32F103VET6引脚功能脚位 管脚名称 类型 I/O电平 主功能1 PE2 I/O FT PE22 PE3 I/O FT PE33 PE4 I/O FT PE44 PE5 I/O FT PE55 PE6 I/O FT PE66 VBAT S - VBAT7PC13-TAMPER-RTC(4)I/O - PC13 (5)8PC14-OSC32_IN(4)I/O - PC14 (5)9PC15-OSC32_OUT(4)I/O - PC15 (5)10 VSS_5 S - VSS_511 VDD_5 S - VDD_512 OSC_IN I - OSC_IN13 OSC_OUT O - O
2、SC_OUT14 NRST I/O - NRST15 PC0 I/O - PC016 PC1 I/O - PC117 PC2 I/O - PC218 PC3 I/O - PC319 VSSA S - VSSA20 VREF- S - VREF-21 VREF+ S - VREF+22 VDDA S - VDDA23 PA0-WKUP I/O - PA024 PA1 I/O - PA125 PA2 I/O - PA226 PA3 I/O - PA327 VSS_4 S - VSS_428 VDD_4 S - VDD_429 PA4 I/O - PA430 PA5 I/O - PA531 PA6
3、I/O - PA632 PA7 I/O - PA733 PC4 I/O - PC434 PC5 I/O - PC535 PB0 I/O - PB036 PB1 I/O - PB137 PB2 I/O FT PB2/BOOT138 PE7 I/O FT PE739 PE8 I/O FT PE840 PE9 I/O FT PE941 PE10 I/O FT PE1042 PE11 I/O FT PE1143 PE12 I/O FT PE1244 PE13 I/O FT PE1345 PE14 I/O FT PE1446 PE15 I/O FT PE1547 PB10 I/O FT PB1048 P
4、B11 I/O FT PB1149 VSS_1 S - VSS_150 VDD_1 S - VDD_151 PB12 I/O FT PB1252 PB13 I/O FT PB1353 PB14 I/O FT PB1454 PB15 I/O FT PB1555 PD8 I/O FT PD856 PD9 I/O FT PD957 PD10 I/O FT PD1058 PD11 I/O FT PD1159 PD12 I/O FT PD1260 PD13 I/O FT PD1361 PD14 I/O FT PD1462 PD15 I/O FT PD1563 PC6 I/O FT PC664 PC7 I
5、/O FT PC765 PC8 I/O FT PC866 PC9 I/O FT PC967 PA8 I/O FT PA868 PA9 I/O FT PA969 PA10 I/O FT PA1070 PA11 I/O FT PA1171 PA12 I/O FT PA1272 PA13 I/O FT JTMS/SWDIO73 未连接74 VSS_2 S - VSS_275 VDD_2 S - V DD_276 PA14 I/O FT JTCK/SWCLK77 PA15 I/O FT JTDI78 PC10 I/O FT PC1079 PC11 I/O FT PC1180 PC12 I/O FT P
6、C1281 PD0 I/O FT OSC_IN (8)82 PD1 I/O FT OSC_OUT (8）83 PD2 I/O FT PD284 PD3 I/O FT PD385 PD4 I/O FT PD486 PD5 I/O FT PD587 PD6 I/O FT PD688 PD7 I/O FT PD789 PB3 I/O FT JTDO90 PB4 I/O FT NJTRST91 PB5 I/O - PB592 PB6 I/O FT PB693 PB7 I/O FT PB794 BOOT0 I - BOOT095 PB8 I/O FT PB896 PB9 I/O FT PB997 PE0
7、 I/O FT PE098 PE1 I/O FT PE199 VSS_3 S - VSS_3100 VDD_3 S - VDD_3默认复用功能 重定义功能TRACECK/FSMC_A23TRACED0/FSMC_A19TRACED1/FSMC_A20TRACED2/FSMC_A21TRACED3/FSMC_A22TAMPER-RTCOSC32_INOSC32_OUT复位ADC123_IN10ADC123_IN11ADC123_IN12ADC123_IN13WKUP/USART2_CTS (7)ADC123_IN0TIM2_CH1_ETRTIM5_CH1/TIM8_ETRUSART2_RTS (
8、7)ADC123_IN1/TIM5_CH2/TIM2_CH2 (7)STM32F103VET6引脚功能USART2_TX (7) /TIM5_CH3/ADC123_IN2/TIM2_CH3 (7)USART2_RX (7) /TIM5_CH4ADC123_IN3/TIM2_CH4 (7)SPI1_NSS (7) /USART2_CK (7)DAC_OUT1/ADC12_IN4SPI1_SCK (7)DAC_OUT2/ADC12_IN5SPI1_MISO (7) /TIM8_BKINADC12_IN6/TIM3_CH1 (7) TIM1_BKINSPI1_MOSI (7) /TIM8_CH1NA
9、DC12_IN7/TIM3_CH2 (7) TIM1_CH1NADC12_IN14ADC12_IN15ADC12_IN8/TIM3_CH3TIM8_CH2N TIM1_CH2NADC12_IN9/TIM3_CH4 (7)TIM8_CH3N TIM1_CH3NFSMC_D4 TIM1_ETRFSMC_D5 TIM1_CH1NFSMC_D6 TIM1_CH1FSMC_D7 TIM1_CH2NFSMC_D8 TIM1_CH2FSMC_D9 TIM1_CH3NFSMC_D10 TIM1_CH3FSMC_D11 TIM1_CH4FSMC_D12 TIM1_BKINI2C2_SCL/USART3_TX (
10、7) TIM2_CH3I2C2_SDA/USART3_RX (7) TIM2_CH4SPI2_NSS/I2S2_WS/I2C2_SMBA/USART3_CK (7)TIM1_BKIN (7)SPI2_SCK/I2S2_CKUSART3_CTS (7) /TIM1_CH1NSPI2_MISO/TIM1_CH2NUSART3_RTS (7)SPI2_MOSI/I2S2_SDTIM1_CH3N (7)FSMC_D13 USART3_TXFSMC_D14 USART3_RXFSMC_D15 USART3_CKFSMC_A16 USART3_CTSFSMC_A17 TIM4_CH1/USART3_RTS
11、FSMC_A18 TIM4_CH2FSMC_D0 TIM4_CH3FSMC_D1 TIM4_CH4I2S2_MCK/TIM8_CH1SDIO_D6 TIM3_CH1I2S3_MCK/TIM8_CH2SDIO_D7 TIM3_CH2TIM8_CH3/SDIO_D0 TIM3_CH3TIM8_CH4/SDIO/D1 TIM3_CH4USART1_CKTIM1_CH1 (7) /MCOUSART1_TX (7)/TIM1_CH2 (7)USART1_RX (7) /TIM1_CH3 (7)USART1_CTS/USBDMCAN_RX (7) /TIM1_CH4 (7)USART1_RTS/USBDP
12、/CAN_TX (7) /TIM1_ETR (7)PA13PA14SPI3_NSS/I2S3_WS TIM2_CH1_ETRPA15/SPI1_NSSUSART4_TX/SDIO_D2 USART3_TXUSART4_RX/SDIO_D3 USART3_RXUSART5_TX/SDIO_CK USART3_CKFSMC_D2 (9) CAN_RXFSMC_D3 (9) CAN_TXTIM3_ETR/USART5_RX/SDIO_CMDFSMC_CLK USART2_CTSFSMC_NOE USART2_RTSFSMC_NWE USART2_TXFSMC_NWAIT USART2_RXFSMC_
13、NE1/FSMC_NCE2 USART2_CKSPI3_SCK / I2S3_CKPB3/TRACESWOTIM2_CH2/SPI1_SCKSPI3_MISO PB4/TIM3_CH1/SPI1_MISOI2C1_SMBA/ SPI3_MOSII2S3_SD TIM3_CH2/SPI1_MOSII2C1_SCL (7) /TIM4_CH1 (7) USART1_TXI2C1_SDA (7) /FSMC_NADVTIM4_CH2 (7) USART1_RXTIM4_CH3 (7) /SDIO_D4 I2C1_SCL/CAN_RXTIM4_CH4 (7) /SDIO_D5 I2C1_SDA/CAN_TXTIM4_ETR/FSMC_NBL0FSMC_NBL1
