2017-11-19 09:27:31 -05:00
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// This board is only confirmed to operate using DFU mode and openocd.
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// DFU mode can be accessed by setting BOOT0 (see schematics)
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// To use openocd run "OPENOCD_CONFIG=boards/openocd_stm32f7.cfg" in
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// the make command.
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#define MICROPY_HW_BOARD_NAME "NUCLEO-F746ZG"
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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_ENABLE_RNG (1)
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#define MICROPY_HW_ENABLE_RTC (1)
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#define MICROPY_HW_ENABLE_DAC (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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2017-11-19 09:27:31 -05:00
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// HSE is 8MHz
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// VCOClock = HSE * PLLN / PLLM = 8 MHz * 216 / 4 = 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 (4)
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#define MICROPY_HW_CLK_PLLN (216)
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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_UART2_TX (pin_D5)
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#define MICROPY_HW_UART2_RX (pin_D6)
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#define MICROPY_HW_UART2_RTS (pin_D4)
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#define MICROPY_HW_UART2_CTS (pin_D3)
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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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#define MICROPY_HW_UART6_TX (pin_G14)
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#define MICROPY_HW_UART6_RX (pin_G9)
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#define MICROPY_HW_UART_REPL PYB_UART_3
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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_SPI3_NSS (pin_A4)
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#define MICROPY_HW_SPI3_SCK (pin_B3)
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#define MICROPY_HW_SPI3_MISO (pin_B4)
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#define MICROPY_HW_SPI3_MOSI (pin_B5)
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2018-04-11 02:27:48 -04:00
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// CAN busses
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#define MICROPY_HW_CAN1_TX (pin_B9)
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#define MICROPY_HW_CAN1_RX (pin_B8)
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#define MICROPY_HW_CAN2_TX (pin_B13)
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#define MICROPY_HW_CAN2_RX (pin_B12)
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2017-11-19 09:27:31 -05:00
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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_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_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_B0) // green
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#define MICROPY_HW_LED2 (pin_B7) // blue
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#define MICROPY_HW_LED3 (pin_B14) // red
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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 (CN13 - USB OTG FS)
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2018-02-13 02:57:01 -05:00
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#define MICROPY_HW_USB_FS (1)
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2017-11-19 09:27:31 -05:00
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#define MICROPY_HW_USB_VBUS_DETECT_PIN (pin_A9)
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#define MICROPY_HW_USB_OTG_ID_PIN (pin_A10)
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2019-09-06 16:50:24 -04:00
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// Ethernet via RMII
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#define MICROPY_HW_ETH_MDC (pin_C1)
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#define MICROPY_HW_ETH_MDIO (pin_A2)
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#define MICROPY_HW_ETH_RMII_REF_CLK (pin_A1)
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#define MICROPY_HW_ETH_RMII_CRS_DV (pin_A7)
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#define MICROPY_HW_ETH_RMII_RXD0 (pin_C4)
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#define MICROPY_HW_ETH_RMII_RXD1 (pin_C5)
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#define MICROPY_HW_ETH_RMII_TX_EN (pin_G11)
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#define MICROPY_HW_ETH_RMII_TXD0 (pin_G13)
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#define MICROPY_HW_ETH_RMII_TXD1 (pin_B13)
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