1 #define MICROPY_HW_BOARD_NAME "NUCLEO-L476RG" 2 #define MICROPY_HW_MCU_NAME "STM32L476RG" 3 4 #define MICROPY_HW_HAS_SWITCH (1) 5 #define MICROPY_HW_HAS_FLASH (1) 6 #define MICROPY_HW_ENABLE_RNG (1) 7 #define MICROPY_HW_ENABLE_RTC (1) 8 #define MICROPY_HW_ENABLE_USB (1) 9 #define MICROPY_HW_ENABLE_DAC (1) 10 11 // MSI is used and is 4MHz 12 #define MICROPY_HW_CLK_PLLM (1) 13 #define MICROPY_HW_CLK_PLLN (40) 14 #define MICROPY_HW_CLK_PLLP (RCC_PLLP_DIV7) 15 #define MICROPY_HW_CLK_PLLQ (RCC_PLLQ_DIV2) 16 #define MICROPY_HW_CLK_PLLR (RCC_PLLR_DIV2) 17 18 #define MICROPY_HW_FLASH_LATENCY FLASH_LATENCY_4 19 20 // The board has an external 32kHz crystal 21 #define MICROPY_HW_RTC_USE_LSE (1) 22 23 // USART1 config 24 #define MICROPY_HW_UART1_TX (pin_A9) 25 #define MICROPY_HW_UART1_RX (pin_A10) 26 // USART2 config. Connected to ST-Link 27 #define MICROPY_HW_UART2_TX (pin_A2) 28 #define MICROPY_HW_UART2_RX (pin_A3) 29 #define MICROPY_HW_UART2_RTS (pin_A1) 30 #define MICROPY_HW_UART2_CTS (pin_A0) 31 // USART3 config 32 #define MICROPY_HW_UART3_TX (pin_C4) 33 #define MICROPY_HW_UART3_RX (pin_C5) 34 #define MICROPY_HW_UART3_RTS (pin_B14) 35 #define MICROPY_HW_UART3_CTS (pin_B13) 36 // UART4 config 37 #define MICROPY_HW_UART4_TX (pin_A0) 38 #define MICROPY_HW_UART4_RX (pin_A1) 39 // UART5 config 40 #define MICROPY_HW_UART5_TX (pin_C12) 41 #define MICROPY_HW_UART5_RX (pin_D2) 42 // LPUART config 43 #define MICROPY_HW_LPUART1_TX (pin_C1) 44 #define MICROPY_HW_LPUART1_RX (pin_C0) 45 // USART2 is connected to the virtual com port on the ST-Link 46 #define MICROPY_HW_UART_REPL PYB_UART_2 47 #define MICROPY_HW_UART_REPL_BAUD 115200 48 49 // I2C buses 50 #define MICROPY_HW_I2C1_SCL (pin_B8) 51 #define MICROPY_HW_I2C1_SDA (pin_B9) 52 #define MICROPY_HW_I2C2_SCL (pin_B10) 53 #define MICROPY_HW_I2C2_SDA (pin_B11) 54 #define MICROPY_HW_I2C3_SCL (pin_C0) 55 #define MICROPY_HW_I2C3_SDA (pin_C1) 56 57 // SPI buses 58 #define MICROPY_HW_SPI1_NSS (pin_A4) 59 #define MICROPY_HW_SPI1_SCK (pin_B3) 60 #define MICROPY_HW_SPI1_MISO (pin_B4) 61 #define MICROPY_HW_SPI1_MOSI (pin_B5) 62 #define MICROPY_HW_SPI2_NSS (pin_B12) 63 #define MICROPY_HW_SPI2_SCK (pin_B13) 64 #define MICROPY_HW_SPI2_MISO (pin_B14) 65 #define MICROPY_HW_SPI2_MOSI (pin_B15) 66 67 // CAN buses 68 #define MICROPY_HW_CAN1_TX (pin_A12) 69 #define MICROPY_HW_CAN1_RX (pin_A11) 70 71 // USRSW is pulled low. Pressing the button makes the input go high. 72 #define MICROPY_HW_USRSW_PIN (pin_C13) 73 #define MICROPY_HW_USRSW_PULL (GPIO_NOPULL) 74 #define MICROPY_HW_USRSW_EXTI_MODE (GPIO_MODE_IT_FALLING) 75 #define MICROPY_HW_USRSW_PRESSED (0) 76 77 // LEDs 78 #define MICROPY_HW_LED1 (pin_A5) // Green LED on Nucleo 79 #define MICROPY_HW_LED_ON(pin) (mp_hal_pin_high(pin)) 80 #define MICROPY_HW_LED_OFF(pin) (mp_hal_pin_low(pin)) 81 82 // USB config 83 #define MICROPY_HW_USB_FS (1) 84