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Board Entry Info

Generic BoardPkgProduct LineFlashRAMCortexFPUCPUWirelessUSBCAN/FDCANETHSVD
Generic L412RBIxPPSTM32L412xx128 KB40 KBCortex-M4YesSingle CPUNoYesNoNoSTM32L412.svd
Generic L412RBTxPPSTM32L412xx128 KB40 KBCortex-M4YesSingle CPUNoYesNoNoSTM32L412.svd

See more info in the STM32duino repository

PWM Timer Pins

Pin PWM Timer Channel Generic label NUCLEO_L412RB_P
PA_0 TIM2 1 D0/A0 PA_0
PA_1 (no. alternatives: 1) TIM2 2 D1/A1 PA_1
PA_1_ALT1 TIM15 1N
PA_2 (no. alternatives: 1) TIM2 3 D2/A2 STLink Tx
PA_2_ALT1 TIM15 1
PA_3 (no. alternatives: 1) TIM2 4 D3/A3 STLink Rx
PA_3_ALT1 TIM15 2
PA_5 TIM2 1 D5/A5 PA_5
PA_6 TIM16 1 D6/A6 PA_6
PA_7 TIM1 1N D7/A7 PA_7
PA_8 TIM1 1 D8 PA_8
PA_9 TIM1 2 D9 PA_9
PA_10 TIM1 3 D10 PA_10
PA_11 TIM1 4 D11 PA_11
PA_15 TIM2 1 D15 PA_15
PB_0 TIM1 2N D16/A8 PB_0
PB_1 TIM1 3N D17/A9 PB_1
PB_3 TIM2 2 D19 PB_3
PB_6 TIM16 1N D22 PB_6
PB_8 TIM16 1 D24 ST Morpho
PB_10 TIM2 3 D26 PB_10
PB_11 TIM2 4 D27 PB_11
PB_13 (no. alternatives: 1) TIM1 1N D29 LED
PB_13_ALT1 TIM15 1N
PB_14 (no. alternatives: 1) TIM1 2N D30 PB_14
PB_14_ALT1 TIM15 1
PB_15 (no. alternatives: 1) TIM1 3N D31 PB_15
PB_15_ALT1 TIM15 2

ADC Pins

Pin ADC Channel Generic label NUCLEO_L412RB_P
PA_0 ADC1 5 D0/A0 PA_0
PA_1 ADC1 6 D1/A1 PA_1
PA_2 (no. alternatives: 1) ADC1 7 D2/A2 STLink Tx
PA_2_ALT1 ADC2 7
PA_3 (no. alternatives: 1) ADC1 8 D3/A3 STLink Rx
PA_3_ALT1 ADC2 8
PA_4 (no. alternatives: 1) ADC1 9 D4/A4 PA_4
PA_4_ALT1 ADC2 9
PA_5 (no. alternatives: 1) ADC1 10 D5/A5 PA_5
PA_5_ALT1 ADC2 10
PA_6 (no. alternatives: 1) ADC1 11 D6/A6 PA_6
PA_6_ALT1 ADC2 11
PA_7 (no. alternatives: 1) ADC1 12 D7/A7 PA_7
PA_7_ALT1 ADC2 12
PB_0 (no. alternatives: 1) ADC1 15 D16/A8 PB_0
PB_0_ALT1 ADC2 15
PB_1 (no. alternatives: 1) ADC1 16 D17/A9 PB_1
PB_1_ALT1 ADC2 16
PC_0 (no. alternatives: 1) ADC1 1 D32/A10 PC_0
PC_0_ALT1 ADC2 1
PC_1 (no. alternatives: 1) ADC1 2 D33/A11 PC_1
PC_1_ALT1 ADC2 2
PC_2 (no. alternatives: 1) ADC1 3 D34/A12 PC_2
PC_2_ALT1 ADC2 3
PC_3 (no. alternatives: 1) ADC1 4 D35/A13 PC_3
PC_3_ALT1 ADC2 4
PC_4 (no. alternatives: 1) ADC1 13 D36/A14 PC_4
PC_4_ALT1 ADC2 13

UART Pins

Pin Peripheral Signal Generic label NUCLEO_L412RB_P
PA_2 (no. alternatives: 1) LPUART1 TX D2/A2 STLink Tx
PA_2_ALT1 USART2 TX
PA_9 USART1 TX D9 PA_9
PB_6 USART1 TX D22 PB_6
PB_10 USART3 TX D26 PB_10
PB_11 LPUART1 TX D27 PB_11
PC_1 LPUART1 TX D33/A11 PC_1
PC_4 USART3 TX D36/A14 PC_4
PC_10 USART3 TX D41 PC_10
PA_3 (no. alternatives: 1) LPUART1 RX D3/A3 STLink Rx
PA_3_ALT1 USART2 RX
PA_10 USART1 RX D10 PA_10
PA_15 USART2 RX D15 PA_15
PB_7 USART1 RX D23 PB_7
PB_10 LPUART1 RX D26 PB_10
PB_11 USART3 RX D27 PB_11
PC_0 LPUART1 RX D32/A10 PC_0
PC_11 USART3 RX D42 CN6 Left Side
PA_1 USART2 RTS D1/A1 PA_1
PA_12 USART1 RTS D12 PA_12
PA_15 USART3 RTS D15 PA_15
PB_1 (no. alternatives: 1) LPUART1 RTS D17/A9 PB_1
PB_1_ALT1 USART3 RTS
PB_3 USART1 RTS D19 PB_3
PB_12 LPUART1 RTS D28 PB_12
PB_14 USART3 RTS D30 PB_14
PA_0 USART2 CTS D0/A0 PA_0
PA_6 (no. alternatives: 1) LPUART1 CTS D6/A6 PA_6
PA_6_ALT1 USART3 CTS
PA_11 USART1 CTS D11 PA_11
PB_4 USART1 CTS D20 PB_4
PB_13 (no. alternatives: 1) LPUART1 CTS D29 LED
PB_13_ALT1 USART3 CTS

SPI Pins

Pin Peripheral Signal Generic label NUCLEO_L412RB_P
PA_7 SPI1 MOSI D7/A7 PA_7
PA_12 SPI1 MOSI D12 PA_12
PB_5 SPI1 MOSI D21 PB_5
PB_15 SPI2 MOSI D31 PB_15
PC_3 SPI2 MOSI D35/A13 PC_3
PA_6 SPI1 MISO D6/A6 PA_6
PA_11 SPI1 MISO D11 PA_11
PB_4 SPI1 MISO D20 PB_4
PB_14 SPI2 MISO D30 PB_14
PC_2 SPI2 MISO D34/A12 PC_2
PA_1 SPI1 SCLK D1/A1 PA_1
PA_5 SPI1 SCLK D5/A5 PA_5
PB_3 SPI1 SCLK D19 PB_3
PB_10 SPI2 SCLK D26 PB_10
PB_13 SPI2 SCLK D29 LED
PA_4 SPI1 SSEL D4/A4 PA_4
PA_15 SPI1 SSEL D15 PA_15
PB_0 SPI1 SSEL D16/A8 PB_0
PB_9 SPI2 SSEL D25 CN5 Right Side
PB_12 SPI2 SSEL D28 PB_12

I2C Pins

Pin Peripheral Signal Generic label NUCLEO_L412RB_P
PA_10 I2C1 SDA D10 PA_10
PB_4 I2C3 SDA D20 PB_4
PB_7 I2C1 SDA D23 PB_7
PB_9 I2C1 SDA D25 CN5 Right Side
PB_11 I2C2 SDA D27 PB_11
PB_14 I2C2 SDA D30 PB_14
PC_1 I2C3 SDA D33/A11 PC_1
PA_7 I2C3 SCL D7/A7 PA_7
PA_9 I2C1 SCL D9 PA_9
PB_6 I2C1 SCL D22 PB_6
PB_8 I2C1 SCL D24 ST Morpho
PB_10 I2C2 SCL D26 PB_10
PB_13 I2C2 SCL D29 LED
PC_0 I2C3 SCL D32/A10 PC_0

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