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Merge pull request #10509 from liduanjun/esp32s3_lcd_1.47
Add Support for Waveshare ESP32-S3-LCD-1.47 Board
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‎ports/espressif/boards/waveshare_esp32_s3_lcd_1_47/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) 2025 Benjamin Shockley
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//
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// SPDX-License-Identifier: MIT
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#include "supervisor/board.h"
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#include "mpconfigboard.h"
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#include "shared-bindings/microcontroller/Pin.h"
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#include "shared-bindings/busio/SPI.h"
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#include "shared-bindings/fourwire/FourWire.h"
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#include "shared-module/displayio/__init__.h"
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#include "shared-module/displayio/mipi_constants.h"
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#include "shared-bindings/board/__init__.h"
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#define DELAY 0x80
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// Driver is ST7789V3
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// Display Panel is LBS147TC-IF15
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// 172 X 320 Pixels RGB 18-bit
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uint8_t display_init_sequence[] = {
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0x01, 0 | DELAY, 120,
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0x11, 0 | DELAY, 120,
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0x13, 0,
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0x36, 1, 0x00,
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0x3A, 1 | DELAY, 0x05, 10,
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0xB2, 5, 0x0C, 0x0C, 0x00, 0x33, 0x33,
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0xB7, 1, 0x35,
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0xBB, 1, 0x20,
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0xC0, 1, 0x2C,
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0xC2, 2, 0x01, 0xFF,
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0xC3, 1, 0x13,
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0xC4, 1, 0x20,
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0xC6, 1, 0x0F,
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0xD0, 2, 0xA4, 0xA1,
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0xE0, 14, 0xF0, 0x00, 0x04, 0x04, 0x04, 0x05, 0x29, 0x33, 0x3E, 0x38, 0x12, 0x12, 0x28, 0x30,
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0xE1, 14, 0xF0, 0x07, 0x0A, 0x0D, 0x0B, 0x07, 0x28, 0x33, 0x3E, 0x36, 0x14, 0x14, 0x29, 0x32,
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0x21, 0,
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0x29, 0 | DELAY, 255,
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};
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static void display_init(void) {
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busio_spi_obj_t *spi = common_hal_board_create_spi(0);
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fourwire_fourwire_obj_t *bus = &allocate_display_bus()->fourwire_bus;
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bus->base.type = &fourwire_fourwire_type;
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common_hal_fourwire_fourwire_construct(
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bus,
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spi,
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&pin_GPIO41, // DC
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&pin_GPIO42, // CS
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&pin_GPIO39, // RST
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80000000, // baudrate
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0, // polarity
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0 // phase
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);
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busdisplay_busdisplay_obj_t *display = &allocate_display()->display;
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display->base.type = &busdisplay_busdisplay_type;
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common_hal_busdisplay_busdisplay_construct(
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display,
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bus,
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172, // width (after rotation)
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320, // height (after rotation)
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34, // column start
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0, // row start
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0, // rotation
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16, // color depth
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false, // grayscale
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false, // pixels in a byte share a row. Only valid for depths < 8
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1, // bytes per cell. Only valid for depths < 8
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false, // reverse_pixels_in_byte. Only valid for depths < 8
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true, // reverse_pixels_in_word
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MIPI_COMMAND_SET_COLUMN_ADDRESS, // set column command
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MIPI_COMMAND_SET_PAGE_ADDRESS, // set row command
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MIPI_COMMAND_WRITE_MEMORY_START, // write memory command
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display_init_sequence,
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sizeof(display_init_sequence),
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&pin_GPIO48, // backlight pin
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NO_BRIGHTNESS_COMMAND,
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1.0f, // brightness
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false, // single_byte_bounds
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false, // data_as_commands
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true, // auto_refresh
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60, // native_frames_per_second
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true, // backlight_on_high
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false, // SH1107_addressing
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50000 // backlight pwm frequency
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);
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}
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void board_init(void) {
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// Display
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display_init();
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}
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// Use the MP_WEAK supervisor/shared/board.c versions of routines not defined here.

‎ports/espressif/boards/waveshare_esp32_s3_lcd_1_47/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) 2025 Benjamin Shockley
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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 "Waveshare ESP32-S3 LCD 1.47"
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#define MICROPY_HW_MCU_NAME "ESP32S3"
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#define DEFAULT_UART_BUS_RX (&pin_GPIO44)
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#define DEFAULT_UART_BUS_TX (&pin_GPIO43)
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#define DEFAULT_I2C_BUS_SCL (&pin_GPIO17)
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#define DEFAULT_I2C_BUS_SDA (&pin_GPIO16)
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#define CIRCUITPY_BOARD_SPI (2)
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#define CIRCUITPY_BOARD_SPI_PIN {{.clock = &pin_GPIO40, .mosi = &pin_GPIO45}, \
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{.clock = &pin_GPIO14, .mosi = &pin_GPIO15, .miso = &pin_GPIO16}}

‎ports/espressif/boards/waveshare_esp32_s3_lcd_1_47/mpconfigboard.mk

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USB_VID = 0x303A
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USB_PID = 0x828B
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USB_PRODUCT = "ESP32-S3-LCD-1.47"
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USB_MANUFACTURER = "Waveshare Electronics"
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IDF_TARGET = esp32s3
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CIRCUITPY_ESP_FLASH_MODE = qio
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CIRCUITPY_ESP_FLASH_FREQ = 80m
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CIRCUITPY_ESP_FLASH_SIZE = 16MB
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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/waveshare_esp32_s3_lcd_1_47/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(sd_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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// Button
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{ MP_ROM_QSTR(MP_QSTR_BTN), MP_ROM_PTR(&pin_GPIO0) },
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{ MP_ROM_QSTR(MP_QSTR_GP0), MP_ROM_PTR(&pin_GPIO0) },
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// RGB LED
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{ MP_ROM_QSTR(MP_QSTR_NEOPIXEL), MP_ROM_PTR(&pin_GPIO38) },
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{ MP_ROM_QSTR(MP_QSTR_GP38), MP_ROM_PTR(&pin_GPIO38) },
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// 7-12 LCD
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// LCD Backlight
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{ MP_ROM_QSTR(MP_QSTR_GP48), MP_ROM_PTR(&pin_GPIO48) },
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// LCD DC
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{ MP_ROM_QSTR(MP_QSTR_GP41), MP_ROM_PTR(&pin_GPIO41) },
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// LCD RST
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{ MP_ROM_QSTR(MP_QSTR_GP39), MP_ROM_PTR(&pin_GPIO39) },
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// LCD CS
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{ MP_ROM_QSTR(MP_QSTR_CS), MP_ROM_PTR(&pin_GPIO42) },
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{ MP_ROM_QSTR(MP_QSTR_GP42), MP_ROM_PTR(&pin_GPIO42) },
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// LCD MOSI
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{ MP_ROM_QSTR(MP_QSTR_MOSI), MP_ROM_PTR(&pin_GPIO45) },
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{ MP_ROM_QSTR(MP_QSTR_GP45), MP_ROM_PTR(&pin_GPIO45) },
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// LCD SCK
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{ MP_ROM_QSTR(MP_QSTR_CLK), MP_ROM_PTR(&pin_GPIO40) },
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{ MP_ROM_QSTR(MP_QSTR_GP40), MP_ROM_PTR(&pin_GPIO40) },
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// 14-21 SD
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{ MP_ROM_QSTR(MP_QSTR_GP14), MP_ROM_PTR(&pin_GPIO14) },
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{ MP_ROM_QSTR(MP_QSTR_GP15), MP_ROM_PTR(&pin_GPIO15) },
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{ MP_ROM_QSTR(MP_QSTR_GP16), MP_ROM_PTR(&pin_GPIO16) },
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{ MP_ROM_QSTR(MP_QSTR_GP17), MP_ROM_PTR(&pin_GPIO17) },
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{ MP_ROM_QSTR(MP_QSTR_GP18), MP_ROM_PTR(&pin_GPIO18) },
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{ MP_ROM_QSTR(MP_QSTR_GP21), MP_ROM_PTR(&pin_GPIO21) },
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// 43-44 UART
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{ MP_ROM_QSTR(MP_QSTR_GP43), MP_ROM_PTR(&pin_GPIO43) },
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{ MP_ROM_QSTR(MP_QSTR_GP44), MP_ROM_PTR(&pin_GPIO44) },
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// UART
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{ MP_ROM_QSTR(MP_QSTR_TX), MP_ROM_PTR(&pin_GPIO43) },
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{ MP_ROM_QSTR(MP_QSTR_RX), MP_ROM_PTR(&pin_GPIO44) },
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{ MP_ROM_QSTR(MP_QSTR_UART), MP_ROM_PTR(&board_uart_obj) },
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// I2C
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{ MP_ROM_QSTR(MP_QSTR_SCL), MP_ROM_PTR(&pin_GPIO17) },
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{ MP_ROM_QSTR(MP_QSTR_SDA), MP_ROM_PTR(&pin_GPIO16) },
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{ MP_ROM_QSTR(MP_QSTR_I2C), MP_ROM_PTR(&board_i2c_obj) },
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// SD Card
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{ MP_ROM_QSTR(MP_QSTR_SD_SCK), MP_ROM_PTR(&pin_GPIO14) },
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{ MP_ROM_QSTR(MP_QSTR_SD_MOSI), MP_ROM_PTR(&pin_GPIO15) },
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{ MP_ROM_QSTR(MP_QSTR_SD_MISO), MP_ROM_PTR(&pin_GPIO16) },
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{ MP_ROM_QSTR(MP_QSTR_SD_CS), MP_ROM_PTR(&pin_GPIO21) },
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{ MP_ROM_QSTR(MP_QSTR_SD_SPI), MP_ROM_PTR(&board_sd_spi_obj) },
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// Pin 38 is for the SDIO interface, and therefore not included in the SPI object
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// LCD
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{ MP_ROM_QSTR(MP_QSTR_LCD_MOSI), MP_ROM_PTR(&pin_GPIO45) },
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{ MP_ROM_QSTR(MP_QSTR_LCD_CLK), MP_ROM_PTR(&pin_GPIO40) },
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{ MP_ROM_QSTR(MP_QSTR_LCD_CS), MP_ROM_PTR(&pin_GPIO42) },
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{ MP_ROM_QSTR(MP_QSTR_LCD_RST), MP_ROM_PTR(&pin_GPIO39) },
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{ MP_ROM_QSTR(MP_QSTR_LCD_BACKLIGHT), MP_ROM_PTR(&pin_GPIO48) },
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{ MP_ROM_QSTR(MP_QSTR_LCD_DC), MP_ROM_PTR(&pin_GPIO41) },
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{ MP_ROM_QSTR(MP_QSTR_LCD_SPI), MP_ROM_PTR(&board_spi_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/waveshare_esp32_s3_lcd_1_47/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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