circuitpython/ports/stm32/boards/MIKROE_QUAIL/mpconfigboard.h

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#define MICROPY_HW_BOARD_NAME "MikroE Quail"
#define MICROPY_HW_MCU_NAME "STM32F427VI"
// 1 = use STM32 internal flash (1 MByte)
// 0 = use onboard external SPI flash (8 MByte)
#define MICROPY_HW_ENABLE_INTERNAL_FLASH_STORAGE (0)
#define MICROPY_HW_ENABLE_RNG (1)
#define MICROPY_HW_ENABLE_RTC (1)
#define MICROPY_HW_ENABLE_USB (1)
#define MICROPY_HW_HAS_FLASH (1)
// HSE is 12MHz
#define MICROPY_HW_CLK_PLLM (6)
#define MICROPY_HW_CLK_PLLN (336)
#define MICROPY_HW_CLK_PLLP (RCC_PLLP_DIV4)
#define MICROPY_HW_CLK_PLLQ (14)
#define MICROPY_HW_CLK_LAST_FREQ (1)
// The board has no crystal for the RTC
#define MICROPY_HW_RTC_USE_LSE (0)
#define MICROPY_HW_RTC_USE_US (0)
#define MICROPY_HW_RTC_USE_CALOUT (0) // turn on/off PC13 512Hz output
// UART config
// mikroBUS slot 1
#define MICROPY_HW_UART3_NAME "SLOT1"
#define MICROPY_HW_UART3_TX (pin_D8)
#define MICROPY_HW_UART3_RX (pin_D9)
// mikroBUS slot 2
#define MICROPY_HW_UART2_NAME "SLOT2"
#define MICROPY_HW_UART2_TX (pin_D5)
#define MICROPY_HW_UART2_RX (pin_D6)
// mikroBUS slot 3
#define MICROPY_HW_UART6_NAME "SLOT3"
#define MICROPY_HW_UART6_TX (pin_C6)
#define MICROPY_HW_UART6_RX (pin_C7)
// mikroBUS slot 4
#define MICROPY_HW_UART1_NAME "SLOT4"
#define MICROPY_HW_UART1_TX (pin_A9)
#define MICROPY_HW_UART1_RX (pin_A10)
// I2C buses
// mikroBUS slot 1, 2, 3, 4, and header
#define MICROPY_HW_I2C1_NAME "SLOT1234H"
#define MICROPY_HW_I2C1_SCL (pin_B6)
#define MICROPY_HW_I2C1_SDA (pin_B7)
// SPI buses
// mikroBUS slot 1, 2, and header
#define MICROPY_HW_SPI1_NAME "SLOT12H"
#define MICROPY_HW_SPI1_SCK (pin_B3)
#define MICROPY_HW_SPI1_MISO (pin_B4)
#define MICROPY_HW_SPI1_MOSI (pin_B5)
// mikroBUS slot 3, 4, and FLASH
#define MICROPY_HW_SPI3_NAME "SLOT34F"
#define MICROPY_HW_SPI3_SCK (pin_C10)
#define MICROPY_HW_SPI3_MISO (pin_C11)
#define MICROPY_HW_SPI3_MOSI (pin_C12)
// LEDs
#define MICROPY_HW_LED1 (pin_E15) // orange
#define MICROPY_HW_LED2 (pin_E10) // green
#define MICROPY_HW_LED3 (pin_C3) // red
#define MICROPY_HW_LED_ON(pin) (mp_hal_pin_high(pin))
#define MICROPY_HW_LED_OFF(pin) (mp_hal_pin_low(pin))
// USB config
#define MICROPY_HW_USB_FS (1)
// External SPI Flash config (Cypress S25FL164K)
#if !MICROPY_HW_ENABLE_INTERNAL_FLASH_STORAGE
#define MICROPY_HW_SPIFLASH_SIZE_BITS (64 * 1024 * 1024) // 64 Mbit (8 MByte)
#define MICROPY_HW_SPIFLASH_CS (pin_A13)
#define MICROPY_HW_SPIFLASH_SCK (MICROPY_HW_SPI3_SCK)
#define MICROPY_HW_SPIFLASH_MISO (MICROPY_HW_SPI3_MISO)
#define MICROPY_HW_SPIFLASH_MOSI (MICROPY_HW_SPI3_MOSI)
extern const struct _mp_spiflash_config_t spiflash_config;
extern struct _spi_bdev_t spi_bdev;
#define MICROPY_HW_SPIFLASH_ENABLE_CACHE (1)
#define MICROPY_HW_BDEV_SPIFLASH (&spi_bdev)
#define MICROPY_HW_BDEV_SPIFLASH_CONFIG (&spiflash_config)
#define MICROPY_HW_BDEV_SPIFLASH_SIZE_BYTES (MICROPY_HW_SPIFLASH_SIZE_BITS / 8)
#define MICROPY_HW_BDEV_SPIFLASH_EXTENDED (&spi_bdev) // for extended block protocol
#endif // !MICROPY_HW_ENABLE_INTERNAL_FLASH_STORAGE
// Bootloader configuration (only needed if Mboot is used)
#define MBOOT_I2C_PERIPH_ID 1
#define MBOOT_I2C_SCL (pin_B6)
#define MBOOT_I2C_SDA (pin_B7)
#define MBOOT_I2C_ALTFUNC (4)
#define MBOOT_FSLOAD (1)
#define MBOOT_VFS_FAT (1)
#define MBOOT_SPIFLASH_ADDR (0x80000000)
#define MBOOT_SPIFLASH_BYTE_SIZE (8 * 1024 * 1024)
#define MBOOT_SPIFLASH_LAYOUT "/0x80000000/512*8Kg"
#define MBOOT_SPIFLASH_ERASE_BLOCKS_PER_PAGE \
(8 / 4) // 8k page, 4k erase block
#define MBOOT_SPIFLASH_CONFIG (&spiflash_config)
#define MBOOT_SPIFLASH_SPIFLASH (&spi_bdev.spiflash)