转载：关于STM32F103C8T6芯片的一些重要引脚功能的整理
PinsPin nameADCTIMCANI2CSPIUSARTUSB10PA0-WKUPADC1_IN0 ADC2_IN0SYS_WKUP TIM2_CH1 TIM2_ETRUSART2_CTS11PA1ADC1_IN1 ADC2_IN1TIM2_CH2USART2_RTS12PA2ADC1_IN2 ADC2_IN2TIM2_CH3USART2_TX13PA3ADC1_IN3 ADC2_IN3TIM2_CH4USART2_RX14PA4ADC1_IN4 ADC2_IN4SPI1_NSSUSART2_CK15PA5ADC1_IN5 ADC2_IN5SPI1_SCK16PA6ADC1_IN6 ADC2_IN6TIM1_BKIN TIM3_CH1SPI1_MISO17PA7ADC1_IN7 ADC2_IN7TIM1_CH1N TIM3_CH2SPI1_MOSI29PA8RCC_MCO TIM1_CH1USART1_CK30PA9TIM1_CH2USART1_TX31PA10TIM1_CH3USART1_RX32PA11ADC1_IN11 ADC2_IN11TIM1_CH4CAN_RXUSART1_CTSUSB_DM33PA12TIM1_ETRCAN_TXUSART1_RTSUSB_DP34PA13JTMS SWDIO37PA14JTCK SWCLK38PA15ADC1_IN15 ADC2_IN15TIM2_CH1 TIM2_ETRSPI1_NSSJTDI18PB0ADC1_IN8 ADC2_IN8TIM1_CH2N TIM3_CH319PB1ADC1_IN9 ADC2_IN9TIM1_CH3N TIM3_CH420PB239PB3TIM2_CH2SPI1_SCKJTDO SWO40PB4TIM3_CH1SPI1_MISONJTRST41PB5TIM3_CH2I2C1_SMBASPI1_MOSI42PB6TIM4_CH1I2C1_SCLUSART1_TX43PB7TIM4_CH2I2C1_SDAUSART1_RX45PB8TIM4_CH3CAN_RXI2C1_SCL46PB9TIM4_CH4CAN_TXI2C1_SDA21PB10TIM2_CH3I2C2_SCLUSART3_TX22PB11ADC1_IN11 ADC2_IN11TIM2_CH4I2C2_SDAUSART3_RX25PB12TIM1_BKINI2C2_SMBASPI2_NSSUSART3_CK26PB13TIM1_CH1NSPI2_SCKUSART3_CTS27PB14TIM1_CH2NSPI2_MISOUSART3_RTS28PB15ADC1_IN15 ADC2_IN15TIM1_CH3NSPI2_MOSI2PC13RTC_OUT RTC_TAMPER3PC14RCC_OSC32_IN4PC15ADC1_IN15 ADC2_IN15RCC_OSC32_OUT5PD0RCC_OSC_IN6PD1RCC_OSC_OUT