| PA0 | ADC1_IN0, ADC2_IN0, SYS_WKUP, TIM2_CH1, TIM2_ETR, USART2_CTS |  | 
| PA1 | ADC1_IN1, ADC2_IN1, TIM2_CH2, USART2_RTS |  | 
| PA2 | ADC1_IN2, ADC2_IN2, TIM2_CH3, USART2_TX |  | 
| PA3 | ADC1_IN3, ADC2_IN3, TIM2_CH4, USART2_RX |  | 
| PA4 | ADC1_IN4, ADC2_IN4, SPI1_NSS, USART2_CK | SS | 
| PA5 | ADC1_IN5, ADC2_IN5, SPI1_SCK | SCK | 
| PA6 | ADC1_IN6, ADC2_IN6, SPI1_MISO, TIM1_BKIN, TIM3_CH1 | MISO | 
| PA7 | ADC1_IN7, ADC2_IN7, SPI1_MOSI, TIM1_CH1N, TIM3_CH2 | MOSI | 
| PA8 | RCC_MCO, TIM1_CH1, USART1_CK |  | 
| PA9 | TIM1_CH2, USART1_TX |  | 
| PA10 | TIM1_CH3, USART1_RX |  | 
| PA11 | CAN_RX, TIM1_CH4, USART1_CTS, USB_DM |  | 
| PA12 | CAN_TX, TIM1_ETR, USART1_RTS, USB_DP |  | 
| PA13 | SYS_JTMS-SWDIO |  | 
| PA14 | SYS_JTCK-SWCLK |  | 
| PA15 | SPI1_NSS, SYS_JTDI, TIM2_CH1, TIM2_ETR |  | 
| PB0 | ADC1_IN8, ADC2_IN8, TIM1_CH2N, TIM3_CH3 |  | 
| PB1 | ADC1_IN9, ADC2_IN9, TIM1_CH3N, TIM3_CH4 |  | 
| PB2 |  |  | 
| PB3 | SPI1_SCK, SYS_JTDO-TRACESWO, TIM2_CH2 |  | 
| PB4 | SPI1_MISO, SYS_NJTRST, TIM3_CH1 |  | 
| PB5 | I2C1_SMBA, SPI1_MOSI, TIM3_CH2 |  | 
| PB6 | I2C1_SCL, TIM4_CH1, USART1_TX | SCL | 
| PB7 | I2C1_SDA, TIM4_CH2, USART1_RX | SDA | 
| PB8 | CAN_RX, I2C1_SCL, TIM4_CH3 |  | 
| PB9 | CAN_TX, I2C1_SDA, TIM4_CH4 |  | 
| PB10 | I2C2_SCL, TIM2_CH3, USART3_TX |  | 
| PB11 | ADC1_EXTI11, ADC2_EXTI11, I2C2_SDA, TIM2_CH4, USART3_RX |  | 
| PB12 | I2C2_SMBA, SPI2_NSS, TIM1_BKIN, USART3_CK |  | 
| PB13 | SPI2_SCK, TIM1_CH1N, USART3_CTS |  | 
| PB14 | SPI2_MISO, TIM1_CH2N, USART3_RTS |  | 
| PB15 | SPI2_MOSI, TIM1_CH3N |  | 
| PC13 | RTC_OUT, RTC_TAMPER | LED_BUILTIN | 
| PC14 | RCC_OSC32_IN |  | 
| PC15 | ADC1_EXTI15, ADC2_EXTI15, RCC_OSC32_OUT |  | 
| PD0 | RCC_OSC_IN |  | 
| PD1 | RCC_OSC_OUT |  |