2017-09-03 07:57:57 -04:00
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#define MICROPY_HW_BOARD_NAME "B-L475E-IOT01A"
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#define MICROPY_HW_MCU_NAME "STM32L475"
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#define MICROPY_HW_HAS_SWITCH (1)
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#define MICROPY_HW_ENABLE_RNG (1)
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#define MICROPY_HW_ENABLE_RTC (1)
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2018-02-13 02:57:01 -05:00
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#define MICROPY_HW_ENABLE_USB (1)
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2017-09-03 07:57:57 -04:00
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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_DIV4)
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#define MICROPY_HW_FLASH_LATENCY FLASH_LATENCY_4
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2019-10-04 02:03:37 -04:00
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// The board has an external 32kHz crystal
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#define MICROPY_HW_RTC_USE_LSE (1)
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2017-09-03 07:57:57 -04:00
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// USART1 config connected to ST-Link
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#define MICROPY_HW_UART1_TX (pin_B6)
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#define MICROPY_HW_UART1_RX (pin_B7)
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// USART2 config connected to PMOD: Flow control is defined and therfore used
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#define MICROPY_HW_UART2_CTS (pin_D3)
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#define MICROPY_HW_UART2_RTS (pin_D4)
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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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// USART3 config for internal use
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#define MICROPY_HW_UART3_TX (pin_D8)
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#define MICROPY_HW_UART3_RX (pin_D9)
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2021-05-20 02:21:47 -04:00
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// USART4 config
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2017-09-03 07:57:57 -04:00
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#define MICROPY_HW_UART4_TX (pin_A0)
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#define MICROPY_HW_UART4_RX (pin_A1)
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// USART 1 is connected to the virtual com port on the ST-LINK
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#define MICROPY_HW_UART_REPL PYB_UART_1
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#define MICROPY_HW_UART_REPL_BAUD 115200
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2021-05-20 02:21:47 -04:00
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// I2C buses
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2017-09-03 07:57:57 -04:00
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#define MICROPY_HW_I2C1_SCL (pin_B8)
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#define MICROPY_HW_I2C1_SDA (pin_B9)
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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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2021-05-20 02:21:47 -04:00
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// SPI buses
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2017-09-03 07:57:57 -04:00
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#define MICROPY_HW_SPI1_NSS (pin_A4)
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#define MICROPY_HW_SPI1_SCK (pin_A5)
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#define MICROPY_HW_SPI1_MISO (pin_A6)
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#define MICROPY_HW_SPI1_MOSI (pin_A7)
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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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#define MICROPY_HW_SPI3_NSS (pin_A15)
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#define MICROPY_HW_SPI3_SCK (pin_C10)
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#define MICROPY_HW_SPI3_MISO (pin_C11)
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#define MICROPY_HW_SPI3_MOSI (pin_C12)
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// User and wake-up switch. Pressing the button makes the input go low.
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#define MICROPY_HW_USRSW_PIN (pin_C13)
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#define MICROPY_HW_USRSW_PULL (GPIO_NOPULL)
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#define MICROPY_HW_USRSW_EXTI_MODE (GPIO_MODE_IT_FALLING)
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#define MICROPY_HW_USRSW_PRESSED (0)
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// LEDs
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#define MICROPY_HW_LED1 (pin_A5) // green
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#define MICROPY_HW_LED2 (pin_B14) // 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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2018-02-13 02:57:01 -05:00
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// USB config
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#define MICROPY_HW_USB_FS (1)
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