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mpconfigboard.h
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#define MICROPY_HW_BOARD_NAME "G30DEV"
#define MICROPY_HW_MCU_NAME "STM32F401CE"
#define MICROPY_PY_SYS_PLATFORM "pyboard"
#define MICROPY_HW_HAS_SWITCH (1)
#define MICROPY_HW_HAS_FLASH (1)
#define MICROPY_HW_HAS_SDCARD (1)
#define MICROPY_HW_HAS_MMA7660 (0)
#define MICROPY_HW_HAS_LIS3DSH (0)
#define MICROPY_HW_HAS_LCD (0)
#define MICROPY_HW_ENABLE_RNG (0)
#define MICROPY_HW_ENABLE_RTC (1)
#define MICROPY_HW_ENABLE_TIMER (1)
#define MICROPY_HW_ENABLE_SERVO (1)
#define MICROPY_HW_ENABLE_DAC (0)
#define MICROPY_HW_ENABLE_CAN (0)
// HSE is 12MHz - F401 does 84 MHz max
#define MICROPY_HW_CLK_PLLM (6)
#define MICROPY_HW_CLK_PLLN (336)
#define MICROPY_HW_CLK_PLLP (RCC_PLLP_DIV8)
#define MICROPY_HW_CLK_PLLQ (14)
// The G30DEV board has a 32kHz crystal for the RTC
#define MICROPY_HW_RTC_USE_LSE (1)
#define MICROPY_HW_RTC_USE_US (0)
#define MICROPY_HW_RTC_USE_CALOUT (0)
// UART config
#define MICROPY_HW_UART1_PORT (GPIOA)
#define MICROPY_HW_UART1_PINS (GPIO_PIN_9 | GPIO_PIN_10)
#define MICROPY_HW_UART2_PORT (GPIOA)
#define MICROPY_HW_UART2_PINS (GPIO_PIN_2 | GPIO_PIN_3)
#define MICROPY_HW_UART2_RTS (GPIO_PIN_1)
#define MICROPY_HW_UART2_CTS (GPIO_PIN_0)
// I2C busses
#define MICROPY_HW_I2C1_SCL (pin_B6)
#define MICROPY_HW_I2C1_SDA (pin_B7)
#define MICROPY_HW_I2C2_SCL (pin_B4)
#define MICROPY_HW_I2C2_SDA (pin_B3)
// SPI busses
// We don't use NSS, but need to define it.
#define MICROPY_HW_SPI1_NSS (pin_A4)
#define MICROPY_HW_SPI1_SCK (pin_B3)
#define MICROPY_HW_SPI1_MISO (pin_B4)
#define MICROPY_HW_SPI1_MOSI (pin_B5)
// We don't use NSS, but need to define it.
#define MICROPY_HW_SPI2_NSS (pin_B9)
#define MICROPY_HW_SPI2_SCK (pin_B13)
#define MICROPY_HW_SPI2_MISO (pin_B14)
#define MICROPY_HW_SPI2_MOSI (pin_B15)
// There is only one user LED
#define MICROPY_HW_LED1 (pin_C7)
#define MICROPY_HW_LED1_PWM { TIM3, 3, TIM_CHANNEL_2, GPIO_AF2_TIM3 }
#define MICROPY_HW_LED_OTYPE (GPIO_MODE_OUTPUT_PP)
#define MICROPY_HW_LED_ON(pin) (mp_hal_pin_high(pin))
#define MICROPY_HW_LED_OFF(pin) (mp_hal_pin_low(pin))
// There are two switches, but the current code only supports one
// So I picked LDR0
#define MICROPY_HW_USRSW_PIN (pin_A15)
#define MICROPY_HW_USRSW_PULL (GPIO_PULLUP)
#define MICROPY_HW_USRSW_EXTI_MODE (GPIO_MODE_IT_FALLING)
#define MICROPY_HW_USRSW_PRESSED (0)
// SD card detect switch
#define MICROPY_HW_SDCARD_DETECT_PIN (pin_A6)
#define MICROPY_HW_SDCARD_DETECT_PULL (GPIO_NOPULL) // Board has external pullup
#define MICROPY_HW_SDCARD_DETECT_PRESENT (0)
// USB config
//#define MICROPY_HW_USB_VBUS_DETECT_PIN (pin_A9)
//#define MICROPY_HW_USB_OTG_ID_PIN (pin_A10)