diff --git a/ports/stm32/adc.c b/ports/stm32/adc.c index 2df6b7abf..2df1bde19 100644 --- a/ports/stm32/adc.c +++ b/ports/stm32/adc.c @@ -154,8 +154,8 @@ #define VBAT_DIV (4) #elif defined(STM32F722xx) || defined(STM32F723xx) || \ defined(STM32F732xx) || defined(STM32F733xx) || \ - defined(STM32F745xx) || \ - defined(STM32F746xx) || defined(STM32F765xx) || \ + defined(STM32F745xx) || defined(STM32F746xx) || \ + defined(STM32F756xx) || defined(STM32F765xx) || \ defined(STM32F767xx) || defined(STM32F769xx) #define VBAT_DIV (4) #elif defined(STM32G0) || defined(STM32G4) diff --git a/ports/stm32/boards/NUCLEO_F756ZG/board.json b/ports/stm32/boards/NUCLEO_F756ZG/board.json new file mode 100644 index 000000000..416c0b915 --- /dev/null +++ b/ports/stm32/boards/NUCLEO_F756ZG/board.json @@ -0,0 +1,15 @@ +{ + "deploy": [ + "../deploy.md" + ], + "docs": "", + "features": [], + "images": [ + "nucleo_f756zg.jpg" + ], + "mcu": "stm32f7", + "product": "Nucleo F756ZG", + "thumbnail": "", + "url": "", + "vendor": "ST Microelectronics" +} diff --git a/ports/stm32/boards/NUCLEO_F756ZG/mpconfigboard.h b/ports/stm32/boards/NUCLEO_F756ZG/mpconfigboard.h new file mode 100644 index 000000000..fd0d32803 --- /dev/null +++ b/ports/stm32/boards/NUCLEO_F756ZG/mpconfigboard.h @@ -0,0 +1,88 @@ +// This board is only confirmed to operate using DFU mode and openocd. +// DFU mode can be accessed by setting BOOT0 (see schematics) +// To use openocd run "OPENOCD_CONFIG=boards/openocd_stm32f7.cfg" in +// the make command. + +#define MICROPY_HW_BOARD_NAME "NUCLEO-F756ZG" +#define MICROPY_HW_MCU_NAME "STM32F756" + +#define MICROPY_HW_HAS_SWITCH (1) +#define MICROPY_HW_HAS_FLASH (1) +#define MICROPY_HW_ENABLE_RNG (1) +#define MICROPY_HW_ENABLE_RTC (1) +#define MICROPY_HW_ENABLE_DAC (1) +#define MICROPY_HW_ENABLE_USB (1) + +// HSE is 8MHz +// VCOClock = HSE * PLLN / PLLM = 8 MHz * 216 / 4 = 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 (4) +#define MICROPY_HW_CLK_PLLN (216) +#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_UART2_TX (pin_D5) +#define MICROPY_HW_UART2_RX (pin_D6) +#define MICROPY_HW_UART2_RTS (pin_D4) +#define MICROPY_HW_UART2_CTS (pin_D3) +#define MICROPY_HW_UART3_TX (pin_D8) +#define MICROPY_HW_UART3_RX (pin_D9) +#define MICROPY_HW_UART6_TX (pin_G14) +#define MICROPY_HW_UART6_RX (pin_G9) +#define MICROPY_HW_UART_REPL PYB_UART_3 +#define MICROPY_HW_UART_REPL_BAUD 115200 + +// I2C buses +#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) + +// SPI buses +#define MICROPY_HW_SPI3_NSS (pin_A4) +#define MICROPY_HW_SPI3_SCK (pin_B3) +#define MICROPY_HW_SPI3_MISO (pin_B4) +#define MICROPY_HW_SPI3_MOSI (pin_B5) + +// CAN buses +#define MICROPY_HW_CAN1_TX (pin_B9) +#define MICROPY_HW_CAN1_RX (pin_B8) +#define MICROPY_HW_CAN2_TX (pin_B13) +#define MICROPY_HW_CAN2_RX (pin_B12) + +// USRSW is pulled low. Pressing the button makes the input go high. +#define MICROPY_HW_USRSW_PIN (pin_C13) +#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_B0) // green +#define MICROPY_HW_LED2 (pin_B7) // blue +#define MICROPY_HW_LED3 (pin_B14) // red +#define MICROPY_HW_LED_ON(pin) (mp_hal_pin_high(pin)) +#define MICROPY_HW_LED_OFF(pin) (mp_hal_pin_low(pin)) + +// USB config (CN13 - USB OTG FS) +#define MICROPY_HW_USB_FS (1) +#define MICROPY_HW_USB_VBUS_DETECT_PIN (pin_A9) +#define MICROPY_HW_USB_OTG_ID_PIN (pin_A10) + +// Ethernet via RMII +#define MICROPY_HW_ETH_MDC (pin_C1) +#define MICROPY_HW_ETH_MDIO (pin_A2) +#define MICROPY_HW_ETH_RMII_REF_CLK (pin_A1) +#define MICROPY_HW_ETH_RMII_CRS_DV (pin_A7) +#define MICROPY_HW_ETH_RMII_RXD0 (pin_C4) +#define MICROPY_HW_ETH_RMII_RXD1 (pin_C5) +#define MICROPY_HW_ETH_RMII_TX_EN (pin_G11) +#define MICROPY_HW_ETH_RMII_TXD0 (pin_G13) +#define MICROPY_HW_ETH_RMII_TXD1 (pin_B13) diff --git a/ports/stm32/boards/NUCLEO_F756ZG/mpconfigboard.mk b/ports/stm32/boards/NUCLEO_F756ZG/mpconfigboard.mk new file mode 100644 index 000000000..f656ed0e5 --- /dev/null +++ b/ports/stm32/boards/NUCLEO_F756ZG/mpconfigboard.mk @@ -0,0 +1,11 @@ +MCU_SERIES = f7 +CMSIS_MCU = STM32F756xx +AF_FILE = boards/stm32f746_af.csv +LD_FILES = boards/stm32f746.ld boards/common_ifs.ld +TEXT0_ADDR = 0x08000000 +TEXT1_ADDR = 0x08020000 + +# MicroPython settings +MICROPY_PY_LWIP = 1 +MICROPY_PY_USSL = 1 +MICROPY_SSL_MBEDTLS = 1 diff --git a/ports/stm32/boards/NUCLEO_F756ZG/pins.csv b/ports/stm32/boards/NUCLEO_F756ZG/pins.csv new file mode 100644 index 000000000..c129f7417 --- /dev/null +++ b/ports/stm32/boards/NUCLEO_F756ZG/pins.csv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diff --git a/ports/stm32/boards/NUCLEO_F756ZG/stm32f7xx_hal_conf.h b/ports/stm32/boards/NUCLEO_F756ZG/stm32f7xx_hal_conf.h new file mode 100644 index 000000000..e241921dd --- /dev/null +++ b/ports/stm32/boards/NUCLEO_F756ZG/stm32f7xx_hal_conf.h @@ -0,0 +1,19 @@ +/* This file is part of the MicroPython project, http://micropython.org/ + * The MIT License (MIT) + * Copyright (c) 2019 Damien P. George + */ +#ifndef MICROPY_INCLUDED_STM32F7XX_HAL_CONF_H +#define MICROPY_INCLUDED_STM32F7XX_HAL_CONF_H + +#include "boards/stm32f7xx_hal_conf_base.h" + +// Oscillator values in Hz +#define HSE_VALUE (8000000) +#define LSE_VALUE (32768) +#define EXTERNAL_CLOCK_VALUE (12288000) + +// Oscillator timeouts in ms +#define HSE_STARTUP_TIMEOUT (5000) +#define LSE_STARTUP_TIMEOUT (5000) + +#endif // MICROPY_INCLUDED_STM32F7XX_HAL_CONF_H diff --git a/ports/stm32/pyb_i2c.c b/ports/stm32/pyb_i2c.c index 89bd6b46d..2463669ed 100644 --- a/ports/stm32/pyb_i2c.c +++ b/ports/stm32/pyb_i2c.c @@ -137,7 +137,7 @@ const pyb_i2c_obj_t pyb_i2c_obj[] = { #define PYB_I2C_TIMINGR (1) -#if defined(STM32F745xx) || defined(STM32F746xx) +#if defined(STM32F745xx) || defined(STM32F746xx) || defined(STM32F756xx) // The value 0x40912732 was obtained from the DISCOVERY_I2Cx_TIMING constant // defined in the STM32F7Cube file Drivers/BSP/STM32F746G-Discovery/stm32f7456g_discovery.h