68 lines
2.4 KiB
C
68 lines
2.4 KiB
C
#include STM32_HAL_H
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#define MICROPY_HW_BOARD_NAME "L476-DISCO"
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#define MICROPY_HW_MCU_NAME "STM32L476"
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#define MICROPY_HW_HAS_SWITCH (1)
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#define MICROPY_HW_HAS_FLASH (1)
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#define MICROPY_HW_HAS_SDCARD (0)
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#define MICROPY_HW_HAS_MMA7660 (0)
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#define MICROPY_HW_HAS_LIS3DSH (0)
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#define MICROPY_HW_HAS_LCD (0)
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#define MICROPY_HW_ENABLE_RNG (1)
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#define MICROPY_HW_ENABLE_RTC (1)
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#define MICROPY_HW_ENABLE_TIMER (1)
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#define MICROPY_HW_ENABLE_SERVO (0)
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#define MICROPY_HW_ENABLE_DAC (0)
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#define MICROPY_HW_ENABLE_CAN (0)
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// MSI is used and is 4MHz
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#define MICROPY_HW_CLK_PLLM (1)
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#define MICROPY_HW_CLK_PLLN (40)
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#define MICROPY_HW_CLK_PLLP (RCC_PLLP_DIV7)
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#define MICROPY_HW_CLK_PLLR (RCC_PLLR_DIV2)
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#define MICROPY_HW_CLK_PLLQ (RCC_PLLQ_DIV2)
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#define MICROPY_HW_FLASH_LATENCY FLASH_LATENCY_4
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// USART config
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#define MICROPY_HW_UART2_TX (pin_D5)
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#define MICROPY_HW_UART2_RX (pin_D6)
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// USART 2 is connected to the virtual com port on the ST-LINK
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#define MICROPY_HW_UART_REPL PYB_UART_2
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#define MICROPY_HW_UART_REPL_BAUD 115200
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// I2C busses
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#define MICROPY_HW_I2C1_SCL (pin_B6)
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#define MICROPY_HW_I2C1_SDA (pin_B7)
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#define MICROPY_HW_I2C2_SCL (pin_B10)
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#define MICROPY_HW_I2C2_SDA (pin_B11)
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// We use an array of baudrates and corresponding TIMINGR values.
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//
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// The value 0x90112626 was obtained from the DISCOVERY_I2C1_TIMING constant
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// defined in the STM32L4Cube file Drivers/BSP/STM32L476G-Discovery/stm32l476g_discovery.h
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#define MICROPY_HW_I2C_BAUDRATE_TIMING {{100000, 0x90112626}}
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#define MICROPY_HW_I2C_BAUDRATE_DEFAULT 100000
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#define MICROPY_HW_I2C_BAUDRATE_MAX 100000
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// SPI busses
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#define MICROPY_HW_SPI2_NSS (pin_D0)
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#define MICROPY_HW_SPI2_SCK (pin_D1)
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#define MICROPY_HW_SPI2_MISO (pin_D3)
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#define MICROPY_HW_SPI2_MOSI (pin_D4)
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// Joystick is pulled low. Pressing the button makes the input go high.
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#define MICROPY_HW_USRSW_PIN (pin_A0)
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#define MICROPY_HW_USRSW_PULL (GPIO_NOPULL)
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#define MICROPY_HW_USRSW_EXTI_MODE (GPIO_MODE_IT_RISING)
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#define MICROPY_HW_USRSW_PRESSED (1)
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// LEDs
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#define MICROPY_HW_LED1 (pin_B2) // red
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#define MICROPY_HW_LED2 (pin_E8) // green
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#define MICROPY_HW_LED_ON(pin) (mp_hal_pin_high(pin))
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#define MICROPY_HW_LED_OFF(pin) (mp_hal_pin_low(pin))
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// USB config
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// #define MICROPY_HW_USB_OTG_ID_PIN (pin_C12) // This is not the official ID Pin which should be PA10
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