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https://github.com/licsber/micropython.git
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aa7de3ff67
Such constants are MCU specific so shouldn't be specified in the board config file (else it leads to too much duplication of code). This patch also adds I2C timing values for the F767/F769 for 100k, 400k and 1MHz I2C bus frequencies.
83 lines
3.0 KiB
C
83 lines
3.0 KiB
C
#define STM32F7DISC
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#define MICROPY_HW_BOARD_NAME "F7DISC"
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#define MICROPY_HW_MCU_NAME "STM32F746"
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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 (1)
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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 (1)
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#define MICROPY_BOARD_EARLY_INIT STM32F7DISC_board_early_init
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void STM32F7DISC_board_early_init(void);
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// HSE is 25MHz
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// VCOClock = HSE * PLLN / PLLM = 25 MHz * 432 / 25 = 432 MHz
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// SYSCLK = VCOClock / PLLP = 432 MHz / 2 = 216 MHz
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// USB/SDMMC/RNG Clock = VCOClock / PLLQ = 432 MHz / 9 = 48 MHz
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#define MICROPY_HW_CLK_PLLM (25)
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#define MICROPY_HW_CLK_PLLN (432)
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#define MICROPY_HW_CLK_PLLP (RCC_PLLP_DIV2)
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#define MICROPY_HW_CLK_PLLQ (9)
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// From the reference manual, for 2.7V to 3.6V
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// 151-180 MHz => 5 wait states
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// 181-210 MHz => 6 wait states
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// 211-216 MHz => 7 wait states
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#define MICROPY_HW_FLASH_LATENCY FLASH_LATENCY_7 // 210-216 MHz needs 7 wait states
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// UART config
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#define MICROPY_HW_UART1_TX (pin_A9)
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#define MICROPY_HW_UART1_RX (pin_B7)
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#define MICROPY_HW_UART6_TX (pin_C6)
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#define MICROPY_HW_UART6_RX (pin_C7)
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#define MICROPY_HW_UART7_TX (pin_F6)
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#define MICROPY_HW_UART7_RX (pin_F7)
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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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// I2C busses
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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_I2C3_SCL (pin_H7)
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#define MICROPY_HW_I2C3_SDA (pin_H8)
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// SPI
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#define MICROPY_HW_SPI2_NSS (pin_I0)
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#define MICROPY_HW_SPI2_SCK (pin_I1)
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#define MICROPY_HW_SPI2_MISO (pin_B14)
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#define MICROPY_HW_SPI2_MOSI (pin_B15)
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// USRSW is pulled low. Pressing the button makes the input go high.
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#define MICROPY_HW_USRSW_PIN (pin_I11)
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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_I1) // 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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// SD card detect switch
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#define MICROPY_HW_SDCARD_DETECT_PIN (pin_C13)
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#define MICROPY_HW_SDCARD_DETECT_PULL (GPIO_PULLUP)
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#define MICROPY_HW_SDCARD_DETECT_PRESENT (GPIO_PIN_RESET)
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// USB config (CN13 - USB OTG FS)
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// The Hardware VBUS detect only works on pin PA9. The STM32F7 Discovery uses
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// PA9 for VCP_TX functionality and connects the VBUS to pin J12 (so software
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// only detect). So we don't define the VBUS detect pin since that requires PA9.
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/*#define MICROPY_HW_USB_VBUS_DETECT_PIN (pin_J12)*/
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#define MICROPY_HW_USB_OTG_ID_PIN (pin_A10)
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