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#define STM32F7DISC
#define MICROPY_HW_BOARD_NAME "F7DISC"
#define MICROPY_HW_MCU_NAME "STM32F746"
#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 (1)
#define MICROPY_HW_ENABLE_RTC (1)
#define MICROPY_HW_ENABLE_TIMER (1)
#define MICROPY_HW_ENABLE_SERVO (0)
#define MICROPY_HW_ENABLE_DAC (0)
#define MICROPY_HW_ENABLE_CAN (1)
#define MICROPY_BOARD_EARLY_INIT STM32F7DISC_board_early_init
void STM32F7DISC_board_early_init(void);
// HSE is 25MHz
// VCOClock = HSE * PLLN / PLLM = 25 MHz * 432 / 25 = 432 MHz
// SYSCLK = VCOClock / PLLP = 432 MHz / 2 = 216 MHz
// USB/SDMMC/RNG Clock = VCOClock / PLLQ = 432 MHz / 9 = 48 MHz
#define MICROPY_HW_CLK_PLLM (25)
#define MICROPY_HW_CLK_PLLN (432)
#define MICROPY_HW_CLK_PLLP (RCC_PLLP_DIV2)
#define MICROPY_HW_CLK_PLLQ (9)
// From the reference manual, for 2.7V to 3.6V
// 151-180 MHz => 5 wait states
// 181-210 MHz => 6 wait states
// 211-216 MHz => 7 wait states
#define MICROPY_HW_FLASH_LATENCY FLASH_LATENCY_7 // 210-216 MHz needs 7 wait states
// UART config
#define MICROPY_HW_UART1_TX_PORT (GPIOA)
#define MICROPY_HW_UART1_TX_PIN (GPIO_PIN_9)
#define MICROPY_HW_UART1_RX_PORT (GPIOB)
#define MICROPY_HW_UART1_RX_PIN (GPIO_PIN_7)
#define MICROPY_HW_UART6_PORT (GPIOC)
#define MICROPY_HW_UART6_PINS (GPIO_PIN_6 | GPIO_PIN_7)
#define MICROPY_HW_UART7_PORT (GPIOF)
#define MICROPY_HW_UART7_PINS (GPIO_PIN_6 | GPIO_PIN_7)
#define MICROPY_HW_UART_REPL PYB_UART_1
#define MICROPY_HW_UART_REPL_BAUD 115200
// I2C busses
#define MICROPY_HW_I2C1_SCL (pin_B8)
#define MICROPY_HW_I2C1_SDA (pin_B9)
#define MICROPY_HW_I2C3_SCL (pin_H7)
#define MICROPY_HW_I2C3_SDA (pin_H8)
// The STM32F7 uses a TIMINGR register which is configured using an Excel
// Spreadsheet from AN4235: http://www.st.com/web/en/catalog/tools/PF258335
// We use an array of baudrates and corresponding TIMINGR values.
//
// The value 0x40912732 was obtained from the DISCOVERY_I2Cx_TIMING constant
// defined in the STM32F7Cube file Drivers/BSP/STM32F746G-Discovery/stm32f7456g_discovery.h
#define MICROPY_HW_I2C_BAUDRATE_TIMING {{100000, 0x40912732}}
#define MICROPY_HW_I2C_BAUDRATE_DEFAULT 100000
#define MICROPY_HW_I2C_BAUDRATE_MAX 100000
// SPI
#define MICROPY_HW_SPI2_NSS (pin_I0)
#define MICROPY_HW_SPI2_SCK (pin_I1)
#define MICROPY_HW_SPI2_MISO (pin_B14)
#define MICROPY_HW_SPI2_MOSI (pin_B15)
// USRSW is pulled low. Pressing the button makes the input go high.
#define MICROPY_HW_USRSW_PIN (pin_I11)
#define MICROPY_HW_USRSW_PULL (GPIO_NOPULL)
#define MICROPY_HW_USRSW_EXTI_MODE (GPIO_MODE_IT_RISING)
#define MICROPY_HW_USRSW_PRESSED (1)
// LEDs
#define MICROPY_HW_LED1 (pin_I1) // green
#define MICROPY_HW_LED_OTYPE (GPIO_MODE_OUTPUT_PP)
#define MICROPY_HW_LED_ON(pin) (pin->gpio->BSRR = pin->pin_mask)
#define MICROPY_HW_LED_OFF(pin) (pin->gpio->BSRR = (pin->pin_mask << 16))
// SD card detect switch
#define MICROPY_HW_SDCARD_DETECT_PIN (pin_C13)
#define MICROPY_HW_SDCARD_DETECT_PULL (GPIO_PULLUP)
#define MICROPY_HW_SDCARD_DETECT_PRESENT (GPIO_PIN_RESET)
// USB config (CN13 - USB OTG FS)
// The Hardware VBUS detect only works on pin PA9. The STM32F7 Discovery uses
// PA9 for VCP_TX functionality and connects the VBUS to pin J12 (so software
// only detect). So we don't define the VBUS detect pin since that requires PA9.
/*#define MICROPY_HW_USB_VBUS_DETECT_PIN (pin_J12)*/
#define MICROPY_HW_USB_OTG_ID_PIN (pin_A10)
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