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Merge pull request #9984 from bwshockley/master
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Add Waveshare ESP32-C6 LCD 1.47
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@dhalbert
dhalbert authored Jan 21, 2025
2 parents 4351c25 + 8d8a310 commit 25ef665
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108 changes: 108 additions & 0 deletions ports/espressif/boards/waveshare_esp32_c6_lcd_1_47/board.c
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// This file is part of the CircuitPython project: https://circuitpython.org
//
// SPDX-FileCopyrightText: Copyright (c) 2025 Benjamin Shockley
//
// SPDX-License-Identifier: MIT

#include "supervisor/board.h"
#include "mpconfigboard.h"
#include "shared-bindings/microcontroller/Pin.h"
#include "shared-bindings/busio/SPI.h"
#include "shared-bindings/fourwire/FourWire.h"
#include "shared-module/displayio/__init__.h"
#include "shared-module/displayio/mipi_constants.h"

#define DELAY 0x80

// Driver is ST7789V3
// Display Panel is LBS147TC-IF15
// 172 X 320 Pixels RGB 18-bit

uint8_t display_init_sequence[] = {
0x01, 0 | DELAY, 120,
0x11, 0 | DELAY, 120,
0x13, 0,
0x36, 1, 0x00,
0x3A, 1 | DELAY, 0x05, 10,
0xB2, 5, 0x0C, 0x0C, 0x00, 0x33, 0x33,
0xB7, 1, 0x35,
0xBB, 1, 0x20,
0xC0, 1, 0x2C,
0xC2, 2, 0x01, 0xFF,
0xC3, 1, 0x13,
0xC4, 1, 0x20,
0xC6, 1, 0x0F,
0xD0, 2, 0xA4, 0xA1,
0xE0, 14, 0xF0, 0x00, 0x04, 0x04, 0x04, 0x05, 0x29, 0x33, 0x3E, 0x38, 0x12, 0x12, 0x28, 0x30,
0xE1, 14, 0xF0, 0x07, 0x0A, 0x0D, 0x0B, 0x07, 0x28, 0x33, 0x3E, 0x36, 0x14, 0x14, 0x29, 0x32,
0x21, 0,
0x29, 0 | DELAY, 255,
};

static void display_init(void) {
fourwire_fourwire_obj_t *bus = &allocate_display_bus()->fourwire_bus;
busio_spi_obj_t *spi = &bus->inline_bus;

common_hal_busio_spi_construct(
spi,
&pin_GPIO7, // CLK
&pin_GPIO6, // MOSI
NULL, // MISO not connected
false); // Not half-duplex

common_hal_busio_spi_never_reset(spi);

bus->base.type = &fourwire_fourwire_type;

common_hal_fourwire_fourwire_construct(
bus,
spi,
&pin_GPIO15, // DC
&pin_GPIO14, // CS
&pin_GPIO21, // RST
80000000, // baudrate
0, // polarity
0 // phase
);

busdisplay_busdisplay_obj_t *display = &allocate_display()->display;
display->base.type = &busdisplay_busdisplay_type;

common_hal_busdisplay_busdisplay_construct(
display,
bus,
172, // width (after rotation)
320, // height (after rotation)
34, // column start
0, // row start
0, // rotation
16, // color depth
false, // grayscale
false, // pixels in a byte share a row. Only valid for depths < 8
1, // bytes per cell. Only valid for depths < 8
false, // reverse_pixels_in_byte. Only valid for depths < 8
true, // reverse_pixels_in_word
MIPI_COMMAND_SET_COLUMN_ADDRESS, // set column command
MIPI_COMMAND_SET_PAGE_ADDRESS, // set row command
MIPI_COMMAND_WRITE_MEMORY_START, // write memory command
display_init_sequence,
sizeof(display_init_sequence),
&pin_GPIO22, // backlight pin
NO_BRIGHTNESS_COMMAND,
1.0f, // brightness
false, // single_byte_bounds
false, // data_as_commands
true, // auto_refresh
60, // native_frames_per_second
true, // backlight_on_high
false, // SH1107_addressing
50000 // backlight pwm frequency
);
}

void board_init(void) {
// Display
display_init();
}

// Use the MP_WEAK supervisor/shared/board.c versions of routines not defined here.
32 changes: 32 additions & 0 deletions ports/espressif/boards/waveshare_esp32_c6_lcd_1_47/mpconfigboard.h
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// This file is part of the CircuitPython project: https://circuitpython.org
//
// SPDX-FileCopyrightText: Copyright (c) 2025 Benjamin Shockley
//
// SPDX-License-Identifier: MIT

#pragma once

// Micropython setup

#define MICROPY_HW_BOARD_NAME "Waveshare ESP32-C6 LCD 1.47"
#define MICROPY_HW_MCU_NAME "ESP32-C6FH4"

#define MICROPY_HW_NEOPIXEL (&pin_GPIO8)

// I2C
#define CIRCUITPY_BOARD_I2C (1)
#define CIRCUITPY_BOARD_I2C_PIN {{.scl = &pin_GPIO0, .sda = &pin_GPIO1}}

// SPI
#define CIRCUITPY_BOARD_SPI (1)
#define CIRCUITPY_BOARD_SPI_PIN {{.clock = &pin_GPIO7, .mosi = &pin_GPIO6, .miso = &pin_GPIO5}}

// TXD0 and RXD0
#define CIRCUITPY_BOARD_UART (1)
#define CIRCUITPY_BOARD_UART_PIN {{.tx = &pin_GPIO16, .rx = &pin_GPIO17}}

// For entering safe mode, use BOOT button
#define CIRCUITPY_BOOT_BUTTON (&pin_GPIO9)

// Explanation of how a user got into safe mode
#define BOARD_USER_SAFE_MODE_ACTION MP_ERROR_TEXT("You pressed the BOOT button at start up.")
8 changes: 8 additions & 0 deletions ports/espressif/boards/waveshare_esp32_c6_lcd_1_47/mpconfigboard.mk
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CIRCUITPY_CREATOR_ID = 0x1BBB0000
CIRCUITPY_CREATION_ID = 0x00C60002

IDF_TARGET = esp32c6

CIRCUITPY_ESP_FLASH_MODE = qio
CIRCUITPY_ESP_FLASH_FREQ = 80m
CIRCUITPY_ESP_FLASH_SIZE = 4MB
70 changes: 70 additions & 0 deletions ports/espressif/boards/waveshare_esp32_c6_lcd_1_47/pins.c
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// This file is part of the CircuitPython project: https://circuitpython.org
//
// SPDX-FileCopyrightText: Copyright (c) 2025 Benjamin Shockley
//
// SPDX-License-Identifier: MIT

#include "shared-bindings/board/__init__.h"

#include "shared-module/displayio/__init__.h"

static const mp_rom_map_elem_t board_module_globals_table[] = {
CIRCUITPYTHON_BOARD_DICT_STANDARD_ITEMS

{ MP_ROM_QSTR(MP_QSTR_A0), MP_ROM_PTR(&pin_GPIO0) },
{ MP_ROM_QSTR(MP_QSTR_IO0), MP_ROM_PTR(&pin_GPIO0) },
{ MP_ROM_QSTR(MP_QSTR_SCL), MP_ROM_PTR(&pin_GPIO0) },

{ MP_ROM_QSTR(MP_QSTR_A1), MP_ROM_PTR(&pin_GPIO1) },
{ MP_ROM_QSTR(MP_QSTR_IO1), MP_ROM_PTR(&pin_GPIO1) },
{ MP_ROM_QSTR(MP_QSTR_SDA), MP_ROM_PTR(&pin_GPIO1) },

{ MP_ROM_QSTR(MP_QSTR_A2), MP_ROM_PTR(&pin_GPIO2) },
{ MP_ROM_QSTR(MP_QSTR_IO2), MP_ROM_PTR(&pin_GPIO2) },

{ MP_ROM_QSTR(MP_QSTR_A3), MP_ROM_PTR(&pin_GPIO3) },
{ MP_ROM_QSTR(MP_QSTR_IO3), MP_ROM_PTR(&pin_GPIO3) },

{ MP_ROM_QSTR(MP_QSTR_A4), MP_ROM_PTR(&pin_GPIO4) },
{ MP_ROM_QSTR(MP_QSTR_IO4), MP_ROM_PTR(&pin_GPIO4) },
{ MP_ROM_QSTR(MP_QSTR_SD_CS), MP_ROM_PTR(&pin_GPIO4) },

{ MP_ROM_QSTR(MP_QSTR_A5), MP_ROM_PTR(&pin_GPIO5) },
{ MP_ROM_QSTR(MP_QSTR_IO5), MP_ROM_PTR(&pin_GPIO5) },
{ MP_ROM_QSTR(MP_QSTR_MISO), MP_ROM_PTR(&pin_GPIO5) },

{ MP_ROM_QSTR(MP_QSTR_IO6), MP_ROM_PTR(&pin_GPIO6) },
{ MP_ROM_QSTR(MP_QSTR_IO7), MP_ROM_PTR(&pin_GPIO7) },

{ MP_ROM_QSTR(MP_QSTR_IO8), MP_ROM_PTR(&pin_GPIO8) },

{ MP_ROM_QSTR(MP_QSTR_BUTTON), MP_ROM_PTR(&pin_GPIO9) },
{ MP_ROM_QSTR(MP_QSTR_IO9), MP_ROM_PTR(&pin_GPIO9) },

{ MP_ROM_QSTR(MP_QSTR_IO18), MP_ROM_PTR(&pin_GPIO18) },

{ MP_ROM_QSTR(MP_QSTR_IO19), MP_ROM_PTR(&pin_GPIO19) },

{ MP_ROM_QSTR(MP_QSTR_IO20), MP_ROM_PTR(&pin_GPIO20) },

{ MP_ROM_QSTR(MP_QSTR_IO23), MP_ROM_PTR(&pin_GPIO23) },

{ MP_ROM_QSTR(MP_QSTR_RX), MP_ROM_PTR(&pin_GPIO17) },
{ MP_ROM_QSTR(MP_QSTR_IO17), MP_ROM_PTR(&pin_GPIO17) },

{ MP_ROM_QSTR(MP_QSTR_TX), MP_ROM_PTR(&pin_GPIO16) },
{ MP_ROM_QSTR(MP_QSTR_IO16), MP_ROM_PTR(&pin_GPIO16) },

{ MP_ROM_QSTR(MP_QSTR_TFT_CS), MP_ROM_PTR(&pin_GPIO14) },
{ MP_ROM_QSTR(MP_QSTR_TFT_DC), MP_ROM_PTR(&pin_GPIO15) },
{ MP_ROM_QSTR(MP_QSTR_TFT_RESET), MP_ROM_PTR(&pin_GPIO21) },
{ MP_ROM_QSTR(MP_QSTR_TFT_BACKLIGHT), MP_ROM_PTR(&pin_GPIO22) },

{ MP_ROM_QSTR(MP_QSTR_NEOPIXEL), MP_ROM_PTR(&pin_GPIO8) },
{ MP_ROM_QSTR(MP_QSTR_I2C), MP_ROM_PTR(&board_i2c_obj) },
{ MP_ROM_QSTR(MP_QSTR_SPI), MP_ROM_PTR(&board_spi_obj) },
{ MP_ROM_QSTR(MP_QSTR_UART), MP_ROM_PTR(&board_uart_obj) },

{ MP_ROM_QSTR(MP_QSTR_DISPLAY), MP_ROM_PTR(&displays[0].display)}
};
MP_DEFINE_CONST_DICT(board_module_globals, board_module_globals_table);
14 changes: 14 additions & 0 deletions ports/espressif/boards/waveshare_esp32_c6_lcd_1_47/sdkconfig
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#
# Espressif IoT Development Framework Configuration
#
#
# Component config
#
#
# LWIP
#
# end of LWIP

# end of Component config

# end of Espressif IoT Development Framework Configuration

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