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Board Entry Info

Generic BoardPkgProduct LineFlashRAMCortexFPUCPUWirelessUSBCAN/FDCANETHSVD
Generic L031K4TxTSTM32L031xx16 KB8 KBCortex-M0+NoSingle CPUNoNoNoNoSTM32L0x1.svd
Generic L031K6TxTSTM32L031xx32 KB8 KBCortex-M0+NoSingle CPUNoNoNoNoSTM32L0x1.svd
Generic L041K6TxTSTM32L041xx32 KB8 KBCortex-M0+NoSingle CPUNoNoNoNoSTM32L0x1.svd

See more info in the STM32duino repository

PWM Timer Pins

Pin PWM Timer Channel Generic label NUCLEO_L031K6
PA_0 TIM2 1 D0/A0 PA_0
PA_1 TIM2 2 D1/A1 PA_1
PA_2 (no. alternatives: 1) TIM2 3 D2/A2 PA_2
PA_2_ALT1 TIM21 1
PA_3 (no. alternatives: 1) TIM2 4 D3/A3 PA_3
PA_3_ALT1 TIM21 2
PA_5 TIM2 1 D5/A5 PA_5
PA_6 TIM22 1 D6/A6 PA_6
PA_7 TIM22 2 D7/A7 PA_7
PA_8 TIM2 1 D8 PA_8
PA_9 TIM22 1 D9 PA_9
PA_10 TIM22 2 D10 PA_10
PA_11 TIM21 2 D11 PA_11
PA_15 TIM2 1 D15 PA_15
PB_0 TIM2 3 D16/A8 PB_0
PB_1 TIM2 4 D17/A9 PB_1
PB_3 TIM2 2 D18 PB_3
PB_4 TIM22 1 D19 PB_4
PB_5 TIM22 2 D20 PB_5
PB_6 TIM21 1 D21 PB_6

ADC Pins

Pin ADC Channel Generic label NUCLEO_L031K6
PA_0 ADC1 0 D0/A0 PA_0
PA_1 ADC1 1 D1/A1 PA_1
PA_2 ADC1 2 D2/A2 PA_2
PA_3 ADC1 3 D3/A3 PA_3
PA_4 ADC1 4 D4/A4 PA_4
PA_5 ADC1 5 D5/A5 PA_5
PA_6 ADC1 6 D6/A6 PA_6
PA_7 ADC1 7 D7/A7 PA_7
PB_0 ADC1 8 D16/A8 PB_0
PB_1 ADC1 9 D17/A9 PB_1

UART Pins

Pin Peripheral Signal Generic label NUCLEO_L031K6
PA_2 (no. alternatives: 1) LPUART1 TX D2/A2 PA_2
PA_2_ALT1 USART2 TX
PA_9 USART2 TX D9 PA_9
PA_14 (no. alternatives: 1) LPUART1 TX D14 PA_14
PA_14_ALT1 USART2 TX
PB_6 USART2 TX D21 PB_6
PA_3 (no. alternatives: 1) LPUART1 RX D3/A3 PA_3
PA_3_ALT1 USART2 RX
PA_10 USART2 RX D10 PA_10
PA_13 LPUART1 RX D13 PA_13
PA_15 USART2 RX D15 PA_15
PB_7 USART2 RX D22 PB_7
PA_1 USART2 RTS D1/A1 PA_1
PA_12 USART2 RTS D12 PA_12
PB_0 USART2 RTS D16/A8 PB_0
PB_1 LPUART1 RTS D17/A9 PB_1
PA_0 USART2 CTS D0/A0 PA_0
PA_6 LPUART1 CTS D6/A6 PA_6
PA_7 USART2 CTS D7/A7 PA_7
PA_11 USART2 CTS D11 PA_11

SPI Pins

Pin Peripheral Signal Generic label NUCLEO_L031K6
PA_7 SPI1 MOSI D7/A7 PA_7
PA_12 SPI1 MOSI D12 PA_12
PB_1 SPI1 MOSI D17/A9 PB_1
PB_5 SPI1 MOSI D20 PB_5
PA_6 SPI1 MISO D6/A6 PA_6
PA_11 SPI1 MISO D11 PA_11
PB_0 SPI1 MISO D16/A8 PB_0
PB_4 SPI1 MISO D19 PB_4
PA_5 SPI1 SCLK D5/A5 PA_5
PB_3 SPI1 SCLK D18 PB_3
PA_4 SPI1 SSEL D4/A4 PA_4
PA_15 SPI1 SSEL D15 PA_15

I2C Pins

Pin Peripheral Signal Generic label NUCLEO_L031K6
PA_10 I2C1 SDA D10 PA_10
PB_7 I2C1 SDA D22 PB_7
PA_9 I2C1 SCL D9 PA_9
PB_6 I2C1 SCL D21 PB_6

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