STM32F103C8T6引脚定义表

STM32F103C8T6是一款基于ARM Cortex-M3内核的微控制器，它有48个引脚，其中包括多个GPIO口、定时器、ADC、SPI、I2C等外设功能。下面是STM32F103C8T6的引脚定义表：

| 引脚编号 | 引脚名称 | 外设功能 |
|--------|--------|--------|
| 1 | PA0 | ADC1_IN0/TIM2_CH1/USART2_CTS |
| 2 | PA1 | ADC1_IN1/TIM2_CH2/USART2_RTS |
| 3 | PA2 | ADC1_IN2/TIM2_CH3/TIM1_CH2 |
| 4 | PA3 | ADC1_IN3/TIM2_CH4/TIM1_CH3 |
| 5 | PA4 | ADC1_IN4/TIM3_CH2/SPI1_NSS |
| 6 | PA5 | ADC1_IN5/TIM2_CH1/TIM2_ETR/SPI1_SCK |
| 7 | PA6 | ADC1_IN6/TIM3_CH1/TIM1_BKIN/SPI1_MISO |
| 8 | PA7 | ADC1_IN7/TIM3_CH2/TIM1_CH1/SPI1_MOSI |
| 9 | PA8 | TIM1_CH1/MCO |
| 10 | PA9 | USART1_TX/TIM1_CH2/USART1_CK |
| 11 | PA10 | USART1_RX/TIM1_CH3/USART1_CTS |
| 12 | PA11 | USART1_CTS/USB_DM |
| 13 | PA12 | USART1_RTS/USB_DP |
| 14 | PA13 | JTMS/SWDIO |
| 15 | PA14 | JTCK/SWCLK |
| 16 | PA15 | JTDI/TIM2_CH1/TIM2_ETR |
| 17 | PB0 | TIM3_CH3/TIM1_CH2N/USART3_TX |
| 18 | PB1 | TIM3_CH4/TIM1_CH3N/USART3_RX |
| 19 | PB2 | BOOT1 |
| 20 | PB3 | JTDO/TRACESWO/TIM2_CH2 |
| 21 | PB4 | NJTRST/TIM3_CH1 |
| 22 | PB5 | TIM3_CH2/I2C1_SMBA |
| 23 | PB6 | TIM4_CH1/I2C1_SCL |
| 24 | PB7 | TIM4_CH2/I2C1_SDA |
| 25 | PB8 | TIM4_CH3/TIM10_CH1/I2C1_SCL |
| 26 | PB9 | TIM4_CH4/TIM11_CH1/I2C1_SDA |
| 27 | PB10 | I2C2_SCL/SPI2_SCK/TIM2_CH3 |
| 28 | PB11 | I2C2_SDA/SPI2_MISO/TIM2_CH4 |
| 29 | PB12 | SPI2_NSS/I2C2_SMBA/TIM1_BKIN/TIM1_CH1N |
| 30 | PB13 | SPI2_SCK/TIM1_CH1N/TIM1_CH3N |
| 31 | PB14 | SPI2_MISO/TIM1_CH2N |
| 32 | PB15 | SPI2_MOSI/TIM1_CH3N/TIM1_CH2N |
| 33 | PC13 | TAMP/RTC_OUT |
| 34 | PC14 | OSC32_IN |
| 35 | PC15 | OSC32_OUT |
| 36 | PD0 | CAN1_RX |
| 37 | PD1 | CAN1_TX |
| 38 | PD2 | TIM3_CH3/USART2_RX |
| 39 | PD3 | TIM2_CH2/USART2_CTS |
| 40 | PD4 | TIM2_CH3/USART2_RTS |
| 41 | PD5 | TIM2_CH4/USART2_TX |
| 42 | PD6 | USART2_RX |
| 43 | PD7 | USART2_TX |
| 44 | PD8 | USART3_TX/TIM3_CH3 |
| 45 | PD9 | USART3_RX/TIM3_CH4 |
| 46 | PD10 | USART3_CK/TIM4_CH1 |
| 47 | PD11 | USART3_CTS/TIM4_CH2 |
| 48 | PD12 | USART3_RTS/TIM4_CH3 |