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stm32/boards/NUCLEO_H723ZG: Add new H723 board.
The following have been tested and are working: - 550MHz CPU frequency - UART REPL via ST-Link - USB REPL and mass storage - 3x LEDs and 1x user button - Ethernet Signed-off-by: Damien George <damien@micropython.org>
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‎ports/stm32/boards/NUCLEO_H723ZG/board.json‎

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{
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"deploy": [
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"../deploy.md"
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],
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"docs": "",
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"features": [],
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"images": [
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"nucleo_h723zg.jpg"
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],
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"mcu": "stm32h7",
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"product": "Nucleo H723ZG",
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"thumbnail": "",
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"url": "",
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"vendor": "ST Microelectronics"
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}

‎ports/stm32/boards/NUCLEO_H723ZG/board_init.c‎

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#include "py/mphal.h"
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void NUCLEO_H723ZG_board_early_init(void) {
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// Turn off the USB switch.
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mp_hal_pin_output(pyb_pin_OTG_FS_POWER);
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mp_hal_pin_low(pyb_pin_OTG_FS_POWER);
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}

‎ports/stm32/boards/NUCLEO_H723ZG/manifest.py‎

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include("$(PORT_DIR)/boards/manifest.py")
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require("bundle-networking")

‎ports/stm32/boards/NUCLEO_H723ZG/mpconfigboard.h‎

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#define MICROPY_HW_BOARD_NAME "NUCLEO_H723ZG"
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#define MICROPY_HW_MCU_NAME "STM32H723ZGT6"
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#define MICROPY_HW_ENABLE_RTC (1)
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#define MICROPY_HW_ENABLE_RNG (0) // RNG needs proper configuration
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#define MICROPY_HW_ENABLE_ADC (1)
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#define MICROPY_HW_ENABLE_DAC (1)
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#define MICROPY_HW_ENABLE_USB (1)
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#define MICROPY_HW_ENABLE_SDCARD (1)
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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_BOARD_EARLY_INIT NUCLEO_H723ZG_board_early_init
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// There is no external HS crystal, instead it comes from ST-LINK MCO output which is 8MHz.
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// The following gives a 550MHz CPU speed.
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#define MICROPY_HW_CLK_USE_BYPASS (1)
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#define MICROPY_HW_CLK_PLLM (4)
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#define MICROPY_HW_CLK_PLLN (275)
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#define MICROPY_HW_CLK_PLLP (1)
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#define MICROPY_HW_CLK_PLLQ (4)
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#define MICROPY_HW_CLK_PLLR (2)
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#define MICROPY_HW_CLK_PLLVCI (RCC_PLL1VCIRANGE_1)
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#define MICROPY_HW_CLK_PLLVCO (RCC_PLL1VCOWIDE)
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#define MICROPY_HW_CLK_PLLFRAC (0)
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// The USB clock is set using PLL3
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#define MICROPY_HW_CLK_PLL3M (4)
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#define MICROPY_HW_CLK_PLL3N (120)
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#define MICROPY_HW_CLK_PLL3P (2)
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#define MICROPY_HW_CLK_PLL3Q (5)
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#define MICROPY_HW_CLK_PLL3R (2)
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#define MICROPY_HW_CLK_PLL3VCI (RCC_PLL3VCIRANGE_1)
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#define MICROPY_HW_CLK_PLL3VCO (RCC_PLL3VCOWIDE)
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#define MICROPY_HW_CLK_PLL3FRAC (0)
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// 4 wait states
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#define MICROPY_HW_FLASH_LATENCY FLASH_LATENCY_4
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// The board has an external 32kHz crystal attached
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#define MICROPY_HW_RTC_USE_LSE (1)
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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_UART5_TX (pin_B6)
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#define MICROPY_HW_UART5_RX (pin_B12)
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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_F7)
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#define MICROPY_HW_UART7_RX (pin_F6)
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#define MICROPY_HW_UART8_TX (pin_E1)
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#define MICROPY_HW_UART8_RX (pin_E0)
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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 buses
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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_F1)
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#define MICROPY_HW_I2C2_SDA (pin_F0)
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#define MICROPY_HW_I2C4_SCL (pin_F14)
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#define MICROPY_HW_I2C4_SDA (pin_F15)
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// SPI buses
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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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// 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_E1) // yellow
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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
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#define MICROPY_HW_USB_HS (1)
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#define MICROPY_HW_USB_HS_IN_FS (1)
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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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// FDCAN bus
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#define MICROPY_HW_CAN1_NAME "FDCAN1"
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#define MICROPY_HW_CAN1_TX (pin_D1)
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#define MICROPY_HW_CAN1_RX (pin_D0)
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// SD card detect switch
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#define MICROPY_HW_SDCARD_DETECT_PIN (pin_G2)
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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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// 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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void NUCLEO_H723ZG_board_early_init(void);

‎ports/stm32/boards/NUCLEO_H723ZG/mpconfigboard.mk‎

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USE_MBOOT ?= 0
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# MCU settings
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MCU_SERIES = h7
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CMSIS_MCU = STM32H723xx
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MICROPY_FLOAT_IMPL = double
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AF_FILE = boards/stm32h723_af.csv
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ifeq ($(USE_MBOOT),1)
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# When using Mboot everything goes after the bootloader
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LD_FILES = boards/stm32h723.ld boards/common_bl.ld
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TEXT0_ADDR = 0x08020000
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else
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# When not using Mboot everything goes at the start of flash
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LD_FILES = boards/stm32h723.ld boards/common_basic.ld
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TEXT0_ADDR = 0x08000000
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endif
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# MicroPython settings
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MICROPY_PY_LWIP = 1
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MICROPY_PY_USSL = 1
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MICROPY_SSL_MBEDTLS = 1
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MICROPY_VFS_LFS2 = 1
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FROZEN_MANIFEST ?= $(BOARD_DIR)/manifest.py

‎ports/stm32/boards/NUCLEO_H723ZG/pins.csv‎

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A0,PA3
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A1,PC0
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A2,PC3
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A3,PB1
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A4,PC2
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A5,PF10
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A6,PF4
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A7,PF5
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A8,PF6
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D0,PB7
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D1,PB6
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D2,PG14
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D3,PE13
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D4,PE14
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D5,PE11
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D6,PE9
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D7,PG12
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D8,PF3
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D9,PD15
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D10,PD14
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D11,PB5
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D12,PA6
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D13,PA7
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D14,PB9
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D15,PB8
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D16,PC6
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D17,PB15
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D18,PB13
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D19,PB12
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D20,PA15
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D21,PC7
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D22,PB5
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D23,PB3
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D24,PA4
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D25,PB4
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D26,PG6
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D27,PB2
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D28,PD13
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D29,PD12
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D30,PD11
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D31,PE2
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D32,PA0
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D33,PB0
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D34,PE0
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D35,PB11
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D36,PB10
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D37,PE15
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D38,PE6
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D39,PE12
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D40,PE10
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D41,PE7
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D42,PE8
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D43,PC8
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D44,PC9
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D45,PC10
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D46,PC11
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D47,PC12
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D48,PD2
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D49,PG2
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D50,PG3
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D51,PD7
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D52,PD6
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D53,PD5
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D54,PD4
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D55,PD3
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D56,PE2
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D57,PE4
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D58,PE5
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D59,PE6
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D60,PE3
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D61,PF8
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D62,PF7
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D63,PF9
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D64,PG1
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D65,PG0
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D66,PD1
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D67,PD0
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D68,PF0
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D69,PF1
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D70,PF2
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D71,PE9
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D72,PB2
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DAC1,PA4
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DAC2,PA5
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LED1,PB0
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LED2,PE1
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LED3,PB14
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SW,PC13
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I2C1_SDA,PB9
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I2C1_SCL,PB8
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I2C2_SDA,PF0
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I2C2_SCL,PF1
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I2C4_SCL,PF14
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I2C4_SDA,PF15
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SD_D0,PC8
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SD_D1,PC9
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SD_D2,PC10
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SD_D3,PC11
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SD_CMD,PD2
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SD_CK,PC12
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SD_SW,PG2
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OTG_FS_POWER,PD10
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OTG_FS_OVER_CURRENT,PG7
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USB_VBUS,PA9
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USB_ID,PA10
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USB_DM,PA11
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USB_DP,PA12
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UART2_TX,PD5
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UART2_RX,PD6
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UART2_RTS,PD4
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UART2_CTS,PD3
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UART3_TX,PD8
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UART3_RX,PD9
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UART5_TX,PB6
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UART5_RX,PB12
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UART6_TX,PC6
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UART6_RX,PC7
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UART7_TX,PF7
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UART7_RX,PF6
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UART8_TX,PE1
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UART8_RX,PE0
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ETH_MDC,PC1
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ETH_MDIO,PA2
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ETH_RMII_REF_CLK,PA1
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ETH_RMII_CRS_DV,PA7
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ETH_RMII_RXD0,PC4
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ETH_RMII_RXD1,PC5
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ETH_RMII_TX_EN,PG11
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ETH_RMII_TXD0,PG13
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ETH_RMII_TXD1,PB13

‎ports/stm32/boards/NUCLEO_H723ZG/stm32h7xx_hal_conf.h‎

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/* This file is part of the MicroPython project, http://micropython.org/
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* The MIT License (MIT)
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* Copyright (c) 2019 Damien P. George
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*/
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#ifndef MICROPY_INCLUDED_STM32H7XX_HAL_CONF_H
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#define MICROPY_INCLUDED_STM32H7XX_HAL_CONF_H
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#include "boards/stm32h7xx_hal_conf_base.h"
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// Oscillator values in Hz
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#define HSE_VALUE (8000000)
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#define LSE_VALUE (32768)
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#define EXTERNAL_CLOCK_VALUE (12288000)
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// Oscillator timeouts in ms
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#define HSE_STARTUP_TIMEOUT (5000)
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#define LSE_STARTUP_TIMEOUT (5000)
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#endif // MICROPY_INCLUDED_STM32H7XX_HAL_CONF_H

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