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Board Entry Info
| Generic Board | Pkg | Product Line | Flash | RAM | Cortex | FPU | CPU | Wireless | USB | CAN/FDCAN | ETH | SVD |
|---|
| Generic L031E4Yx | Y | STM32L031xx | 16 KB | 8 KB | Cortex-M0+ | No | Single CPU | No | No | No | No | STM32L0x1.svd |
| Generic L031E6Yx | Y | STM32L031xx | 32 KB | 8 KB | Cortex-M0+ | No | Single CPU | No | No | No | No | STM32L0x1.svd |
| Generic L041E6Yx | Y | STM32L041xx | 32 KB | 8 KB | Cortex-M0+ | No | Single CPU | No | No | No | No | STM32L0x1.svd |
See more info in the STM32duino repository
PWM Timer Pins
| Pin | PWM Timer | Channel | Generic label |
| PA_0 | TIM2 | 1 | D0/A0 |
| PA_1 | TIM2 | 2 | D1/A1 |
| PA_2 (no. alternatives: 1) | TIM2 | 3 | D2/A2 |
| PA_2_ALT1 | TIM21 | 1 |
| PA_3 (no. alternatives: 1) | TIM2 | 4 | D3/A3 |
| PA_3_ALT1 | TIM21 | 2 |
| PA_5 | TIM2 | 1 | D5/A5 |
| PA_6 | TIM22 | 1 | D6/A6 |
| PA_7 | TIM22 | 2 | D7/A7 |
| PA_8 | TIM2 | 1 | D8 |
| PA_9 | TIM22 | 1 | D9 |
| PA_10 | TIM22 | 2 | D10 |
| PB_0 | TIM2 | 3 | D13/A8 |
| PB_1 | TIM2 | 4 | D14/A9 |
| PB_3 | TIM2 | 2 | D15 |
| PB_6 | TIM21 | 1 | D16 |
ADC Pins
| Pin | ADC | Channel | Generic label |
| PA_0 | ADC1 | 0 | D0/A0 |
| PA_1 | ADC1 | 1 | D1/A1 |
| PA_2 | ADC1 | 2 | D2/A2 |
| PA_3 | ADC1 | 3 | D3/A3 |
| PA_4 | ADC1 | 4 | D4/A4 |
| PA_5 | ADC1 | 5 | D5/A5 |
| PA_6 | ADC1 | 6 | D6/A6 |
| PA_7 | ADC1 | 7 | D7/A7 |
| PB_0 | ADC1 | 8 | D13/A8 |
| PB_1 | ADC1 | 9 | D14/A9 |
UART Pins
| Pin | Peripheral | Signal | Generic label |
| PA_2 (no. alternatives: 1) | LPUART1 | TX | D2/A2 |
| PA_2_ALT1 | USART2 | TX |
| PA_9 | USART2 | TX | D9 |
| PA_14 (no. alternatives: 1) | LPUART1 | TX | D12 |
| PA_14_ALT1 | USART2 | TX |
| PB_6 | USART2 | TX | D16 |
| PA_3 (no. alternatives: 1) | LPUART1 | RX | D3/A3 |
| PA_3_ALT1 | USART2 | RX |
| PA_10 | USART2 | RX | D10 |
| PA_13 | LPUART1 | RX | D11 |
| PB_7 | USART2 | RX | D17 |
| PA_1 | USART2 | RTS | D1/A1 |
| PB_0 | USART2 | RTS | D13/A8 |
| PB_1 | LPUART1 | RTS | D14/A9 |
| PA_0 | USART2 | CTS | D0/A0 |
| PA_6 | LPUART1 | CTS | D6/A6 |
| PA_7 | USART2 | CTS | D7/A7 |
SPI Pins
| Pin | Peripheral | Signal | Generic label |
| PA_7 | SPI1 | MOSI | D7/A7 |
| PB_1 | SPI1 | MOSI | D14/A9 |
| PA_6 | SPI1 | MISO | D6/A6 |
| PB_0 | SPI1 | MISO | D13/A8 |
| PA_5 | SPI1 | SCLK | D5/A5 |
| PB_3 | SPI1 | SCLK | D15 |
| PA_4 | SPI1 | SSEL | D4/A4 |
I2C Pins
| Pin | Peripheral | Signal | Generic label |
| PA_10 | I2C1 | SDA | D10 |
| PB_7 | I2C1 | SDA | D17 |
| PA_9 | I2C1 | SCL | D9 |
| PB_6 | I2C1 | SCL | D16 |
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