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#define MICROPY_HW_BOARD_NAME "NUCLEO-L452RE"
#define MICROPY_HW_MCU_NAME "STM32L452RE"
#define MICROPY_PY_USOCKET (0)
#define MICROPY_PY_NETWORK (0)
#define MICROPY_HW_ENABLE_RTC (1)
#define MICROPY_HW_ENABLE_RNG (1)
#define MICROPY_HW_ENABLE_DAC (1)
#define MICROPY_HW_ENABLE_SERVO (0) // SERVO requires TIM5 (not on L452).
#define MICROPY_HW_HAS_SWITCH (1)
// MSI is used and is 4MHz
#define MICROPY_HW_CLK_PLLM (1)
#define MICROPY_HW_CLK_PLLN (40)
#define MICROPY_HW_CLK_PLLP (RCC_PLLP_DIV7)
#define MICROPY_HW_CLK_PLLQ (RCC_PLLQ_DIV2)
#define MICROPY_HW_CLK_PLLR (RCC_PLLR_DIV2)
#define MICROPY_HW_FLASH_LATENCY FLASH_LATENCY_4
// The board has an external 32kHz crystal
#define MICROPY_HW_RTC_USE_LSE (1)
// UART config
#define MICROPY_HW_UART1_TX (pin_B6)
#define MICROPY_HW_UART1_RX (pin_B7)
#define MICROPY_HW_UART2_TX (pin_A2) // VCP TX
#define MICROPY_HW_UART2_RX (pin_A3) // VCP RX
#define MICROPY_HW_UART3_TX (pin_C10)
#define MICROPY_HW_UART3_RX (pin_C11)
#define MICROPY_HW_UART4_TX (pin_A0)
#define MICROPY_HW_UART4_RX (pin_A1)
// USART2 is connected to the ST-LINK USB VCP
#define MICROPY_HW_UART_REPL PYB_UART_2
#define MICROPY_HW_UART_REPL_BAUD 115200
// I2C buses
#define MICROPY_HW_I2C1_SCL (pin_B8) // Arduino D15, pin 3 on CN10
#define MICROPY_HW_I2C1_SDA (pin_B9) // Arduino D14, pin 5 on CN10
#define MICROPY_HW_I2C2_SCL (pin_B10) // Arduino D6, pin 25 on CN10
#define MICROPY_HW_I2C2_SDA (pin_B11) // pin 18 on CN10
#define MICROPY_HW_I2C3_SCL (pin_A7) // pin 15 on CN10
#define MICROPY_HW_I2C3_SDA (pin_B4) // pin 27 on CN10
#define MICROPY_HW_I2C4_SCL (pin_C0) // pin 38 on CN7
#define MICROPY_HW_I2C4_SDA (pin_C1) // pin 36 on CN7
// SPI buses
#define MICROPY_HW_SPI1_NSS (pin_A15) // pin 17 on CN7
#define MICROPY_HW_SPI1_SCK (pin_A5) // Arduino D13, pin 11 on CN10
#define MICROPY_HW_SPI1_MISO (pin_A6) // Arduino D12, pin 13 on CN10
#define MICROPY_HW_SPI1_MOSI (pin_A7) // Arduino D11, pin 15 on CN10
#define MICROPY_HW_SPI2_NSS (pin_B12) // pin 16 on CN10
#define MICROPY_HW_SPI2_SCK (pin_B13) // pin 30 on CN10
#define MICROPY_HW_SPI2_MISO (pin_B14) // pin 28 on CN10
#define MICROPY_HW_SPI2_MOSI (pin_B15) // pin 26 on CN10
#define MICROPY_HW_SPI3_NSS (pin_A4) // pin 32 on CN7
#define MICROPY_HW_SPI3_SCK (pin_C10) // pin 1 on CN7
#define MICROPY_HW_SPI3_MISO (pin_C11) // pin 2 on CN7
#define MICROPY_HW_SPI3_MOSI (pin_C12) // pin 3 on CN7
// CAN buses
#define MICROPY_HW_CAN1_TX (pin_B9)
#define MICROPY_HW_CAN1_RX (pin_B8)
// USER B1 has a pull-up and is active low
#define MICROPY_HW_USRSW_PIN (pin_C13)
#define MICROPY_HW_USRSW_PULL (0)
#define MICROPY_HW_USRSW_EXTI_MODE (GPIO_MODE_IT_FALLING)
#define MICROPY_HW_USRSW_PRESSED (0)
// NUCLEO-64 has one user LED
#define MICROPY_HW_LED1 (pin_A5) // green
#define MICROPY_HW_LED_ON(pin) (mp_hal_pin_high(pin))
#define MICROPY_HW_LED_OFF(pin) (mp_hal_pin_low(pin))
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