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SeanTheITGuySeanTheITGuy
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adding support for elecrow crowpanel 4.2 epaper device
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‎ports/espressif/boards/elecrow_crowpanel_4_2_epaper/board.c

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// This file is part of the CircuitPython project: https://circuitpython.org
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//
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// SPDX-FileCopyrightText: Copyright (c) 2020 Scott Shawcroft for Adafruit Industries
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//
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// SPDX-License-Identifier: MIT
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#include "supervisor/board.h"
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// Use the MP_WEAK supervisor/shared/board.c versions of routines not defined here.
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// TODO:

‎ports/espressif/boards/elecrow_crowpanel_4_2_epaper/mpconfigboard.h

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// This file is part of the CircuitPython project: https://circuitpython.org
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//
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// SPDX-FileCopyrightText: Copyright (c) 2019 Scott Shawcroft for Adafruit Industries
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//
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// SPDX-License-Identifier: MIT
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#pragma once
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// Micropython setup
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#define MICROPY_HW_BOARD_NAME "CrowPanel 4.2 EPaper"
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#define MICROPY_HW_MCU_NAME "ESP32S3"
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#define MICROPY_HW_LED_STATUS (&pin_GPIO17)
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#define CIRCUITPY_BOOT_BUTTON (&pin_GPIO0)
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#define CIRCUITPY_BOARD_SPI (2)
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#define CIRCUITPY_BOARD_SPI_PIN { \
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{.clock = &pin_GPIO39, .mosi = &pin_GPIO40, .miso = &pin_GPIO13}, /*SD*/ \
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{.clock = &pin_GPIO12, .mosi = &pin_GPIO11}, /*EPD*/ \
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}
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// UART pins attached to the USB-serial converter chip
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#define DEFAULT_UART_BUS_RX (&pin_GPIO43)
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#define DEFAULT_UART_BUS_TX (&pin_GPIO44)
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#define CIRCUITPY_CONSOLE_UART_TX DEFAULT_UART_BUS_TX
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#define CIRCUITPY_CONSOLE_UART_RX DEFAULT_UART_BUS_RX

‎ports/espressif/boards/elecrow_crowpanel_4_2_epaper/mpconfigboard.mk

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CIRCUITPY_CREATOR_ID = 0x1C350000
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CIRCUITPY_CREATION_ID = 0x00000001
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# This board doesn't have USB by default, it
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# instead uses a CH340C USB-to-Serial chip
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CIRCUITPY_USB_DEVICE = 0
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CIRCUITPY_ESP_USB_SERIAL_JTAG = 0
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IDF_TARGET = esp32s3
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CIRCUITPY_ESP_FLASH_SIZE = 8MB
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CIRCUITPY_ESP_FLASH_MODE = qio
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CIRCUITPY_ESP_FLASH_FREQ = 80m
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CIRCUITPY_ESP_PSRAM_SIZE = 8MB
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CIRCUITPY_ESP_PSRAM_MODE = opi
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CIRCUITPY_ESP_PSRAM_FREQ = 80m

‎ports/espressif/boards/elecrow_crowpanel_4_2_epaper/pins.c

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// This file is part of the CircuitPython project: https://circuitpython.org
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//
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// SPDX-FileCopyrightText: Copyright (c) 2020 Scott Shawcroft for Adafruit Industries
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//
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// SPDX-License-Identifier: MIT
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#include "shared-bindings/board/__init__.h"
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#include "shared-module/displayio/__init__.h"
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CIRCUITPY_BOARD_BUS_SINGLETON(tf_spi, spi, 0)
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CIRCUITPY_BOARD_BUS_SINGLETON(epd_spi, spi, 1)
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static const mp_rom_map_elem_t board_module_globals_table[] = {
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CIRCUITPYTHON_BOARD_DICT_STANDARD_ITEMS
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// Buttons
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{ MP_ROM_QSTR(MP_QSTR_BUTTON_BOOT), MP_ROM_PTR(&pin_GPIO0) },
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{ MP_ROM_QSTR(MP_QSTR_BUTTON_EXIT), MP_ROM_PTR(&pin_GPIO1) },
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{ MP_ROM_QSTR(MP_QSTR_BUTTON_MENU), MP_ROM_PTR(&pin_GPIO2) },
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// Rocker Switch
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{ MP_ROM_QSTR(MP_QSTR_ROCKER_DOWN), MP_ROM_PTR(&pin_GPIO4) },
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{ MP_ROM_QSTR(MP_QSTR_ROCKER_CLICK), MP_ROM_PTR(&pin_GPIO5) },
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{ MP_ROM_QSTR(MP_QSTR_ROCKER_UP), MP_ROM_PTR(&pin_GPIO6) },
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// LED
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{ MP_ROM_QSTR(MP_QSTR_LED), MP_ROM_PTR(&pin_GPIO41) },
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// Device Control (Pins that, when activated, enable devices)
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{ MP_ROM_QSTR(MP_QSTR_EPD_ENABLE), MP_ROM_PTR(&pin_GPIO7) },
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{ MP_ROM_QSTR(MP_QSTR_TF_ENABLE), MP_ROM_PTR(&pin_GPIO42) },
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// EPD
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{ MP_ROM_QSTR(MP_QSTR_EPD_BUSY), MP_ROM_PTR(&pin_GPIO48) },
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{ MP_ROM_QSTR(MP_QSTR_EPD_RES), MP_ROM_PTR(&pin_GPIO47) },
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{ MP_ROM_QSTR(MP_QSTR_EPD_DC), MP_ROM_PTR(&pin_GPIO46) },
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{ MP_ROM_QSTR(MP_QSTR_EPD_CS), MP_ROM_PTR(&pin_GPIO45) },
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{ MP_ROM_QSTR(MP_QSTR_EPD_CLK), MP_ROM_PTR(&pin_GPIO12) },
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{ MP_ROM_QSTR(MP_QSTR_EPD_MOSI), MP_ROM_PTR(&pin_GPIO10) },
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// TF Slot
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{ MP_ROM_QSTR(MP_QSTR_TF_CS), MP_ROM_PTR(&pin_GPIO10) },
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{ MP_ROM_QSTR(MP_QSTR_TF_MOSI), MP_ROM_PTR(&pin_GPIO40) },
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{ MP_ROM_QSTR(MP_QSTR_TF_CLK), MP_ROM_PTR(&pin_GPIO39) },
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{ MP_ROM_QSTR(MP_QSTR_TF_MISO), MP_ROM_PTR(&pin_GPIO13) },
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// User accessible GPIO
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{ MP_ROM_QSTR(MP_QSTR_IO3), MP_ROM_PTR(&pin_GPIO3) },
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{ MP_ROM_QSTR(MP_QSTR_IO8), MP_ROM_PTR(&pin_GPIO8) },
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{ MP_ROM_QSTR(MP_QSTR_IO9), MP_ROM_PTR(&pin_GPIO9) },
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{ MP_ROM_QSTR(MP_QSTR_IO14), MP_ROM_PTR(&pin_GPIO14) },
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{ MP_ROM_QSTR(MP_QSTR_IO15), MP_ROM_PTR(&pin_GPIO15) },
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{ MP_ROM_QSTR(MP_QSTR_IO16), MP_ROM_PTR(&pin_GPIO16) },
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{ MP_ROM_QSTR(MP_QSTR_IO17), MP_ROM_PTR(&pin_GPIO17) },
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{ MP_ROM_QSTR(MP_QSTR_IO18), MP_ROM_PTR(&pin_GPIO18) },
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{ MP_ROM_QSTR(MP_QSTR_IO19), MP_ROM_PTR(&pin_GPIO19) },
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{ MP_ROM_QSTR(MP_QSTR_IO20), MP_ROM_PTR(&pin_GPIO20) },
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{ MP_ROM_QSTR(MP_QSTR_IO21), MP_ROM_PTR(&pin_GPIO21) },
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{ MP_ROM_QSTR(MP_QSTR_IO38), MP_ROM_PTR(&pin_GPIO38) },
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// TODO: Are the UART pins really this, or are they reversed?
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{ MP_ROM_QSTR(MP_QSTR_TX), MP_ROM_PTR(&pin_GPIO44) },
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{ MP_ROM_QSTR(MP_QSTR_RX), MP_ROM_PTR(&pin_GPIO43) },
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// Objects
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{ MP_ROM_QSTR(MP_QSTR_TF_SPI), MP_ROM_PTR(&board_tf_spi_obj) },
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{ MP_ROM_QSTR(MP_QSTR_EPD_SPI), MP_ROM_PTR(&board_epd_spi_obj) },
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{ MP_ROM_QSTR(MP_QSTR_UART), MP_ROM_PTR(&board_uart_obj) },
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{ MP_ROM_QSTR(MP_QSTR_DISPLAY), MP_ROM_PTR(&displays[0].display)},
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};
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MP_DEFINE_CONST_DICT(board_module_globals, board_module_globals_table);

‎ports/espressif/boards/elecrow_crowpanel_4_2_epaper/sdkconfig

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#
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# Espressif IoT Development Framework Configuration
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#
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#
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# Component config
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#
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#
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# LWIP
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#
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# end of LWIP
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# end of Component config
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# end of Espressif IoT Development Framework Configuration

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