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STM32F042F4 数据表(PDF) 38 Page - STMicroelectronics |
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STM32F042F4 数据表(HTML) 38 Page - STMicroelectronics |
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38 / 117 page ![]() Table 15. Alternate functions selected through GPIOB_AFR registers for port B Pin name AF0 AF1 AF2 AF3 AF4 AF5 PB0 EVENTOUT TIM3_CH3 TIM1_CH2N TSC_G3_IO2 - - PB1 TIM14_CH1 TIM3_CH4 TIM1_CH3N TSC_G3_IO3 - - PB2 - - - TSC_G3_IO4 - - PB3 SPI1_SCK, I2S1_CK EVENTOUT TIM2_CH2 TSC_G5_IO1 - - PB4 SPI1_MISO, I2S1_MCK TIM3_CH1 EVENTOUT TSC_G5_IO2 - TIM17_BKIN PB5 SPI1_MOSI, I2S1_SD TIM3_CH2 TIM16_BKIN I2C1_SMBA - - PB6 USART1_TX I2C1_SCL TIM16_CH1N TSC_G5_IO3 - - PB7 USART1_RX I2C1_SDA TIM17_CH1N TSC_G5_IO4 - - PB8 CEC I2C1_SCL TIM16_CH1 TSC_SYNC CAN_RX - PB9 IR_OUT I2C1_SDA TIM17_CH1 EVENTOUT CAN_TX SPI2_NSS PB10 CEC I2C1_SCL TIM2_CH3 TSC_SYNC - SPI2_SCK PB11 EVENTOUT I2C1_SDA TIM2_CH4 - - - PB12 SPI2_NSS EVENTOUT TIM1_BKIN - - - PB13 SPI2_SCK - TIM1_CH1N - - I2C1_SCL PB14 SPI2_MISO - TIM1_CH2N - - I2C1_SDA PB15 SPI2_MOSI - TIM1_CH3N - - - Table 16. Alternate functions selected through GPIOF_AFR registers for port F Pin name AF0 AF1 PF0 CRS_SYNC I2C1_SDA PF1 - I2C1_SCL |
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