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Merged
merged 1 commit into from
Feb 27, 2025
Merged

Support for spotpear 1.69 esp32c3 device #10106

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84 changes: 84 additions & 0 deletions ports/espressif/boards/spotpear_esp32c3_lcd_1_69/board.c
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// This file is part of the CircuitPython project: https://circuitpython.org
//
// SPDX-FileCopyrightText: Copyright (c) 2020 Scott Shawcroft for Adafruit Industries
//
// SPDX-License-Identifier: MIT

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


#define DELAY 0x80

// display init sequence according to ST7789
uint8_t display_init_sequence[] = {
0x01, 0 | DELAY, 0x96, // _SWRESET and Delay 150ms
0x11, 0 | DELAY, 0xff, // _SLPOUT and Delay 500ms
0x3A, 1 | DELAY, 0x55, 0x0a, // _COLMOD and Delay 10ms
0x36, 0x01, 0x08, // _MADCTL
0x21, 0x80, 0x0A, // _INVON Hack and Delay 10ms
0x13, 0x80, 0x0A, // _NORON and Delay 10ms
0x29, 0 | DELAY, 0xff // _DISPON and Delay 500ms
};


void board_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_GPIO5, &pin_GPIO6, NULL, false);
common_hal_busio_spi_never_reset(spi);
bus->base.type = &fourwire_fourwire_type;

common_hal_fourwire_fourwire_construct(
bus,
spi,
&pin_GPIO2, // DC
&pin_GPIO3, // CS
&pin_GPIO10, // RST
40000000, // 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,
280, // width (after rotation)
240, // height (after rotation)
0, // column start
20, // row start
270, // 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),
NULL, // 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
200 // backlight pwm frequency
);
}

// Use the MP_WEAK supervisor/shared/board.c versions of routines not defined here.
22 changes: 22 additions & 0 deletions ports/espressif/boards/spotpear_esp32c3_lcd_1_69/mpconfigboard.h
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// This file is part of the CircuitPython project: https://circuitpython.org
//
// SPDX-FileCopyrightText: Copyright (c) 2023 Neradoc
//
// SPDX-License-Identifier: MIT

#pragma once

// Board setup
#define MICROPY_HW_BOARD_NAME "Spotpear ESP32C3 LCD 1.69"
#define MICROPY_HW_MCU_NAME "ESP32-C3FH4"

#define CIRCUITPY_BOOT_BUTTON (&pin_GPIO9)

#define CIRCUITPY_BOARD_I2C (1)
#define CIRCUITPY_BOARD_I2C_PIN {{.scl = &pin_GPIO7, .sda = &pin_GPIO11}}

#define CIRCUITPY_BOARD_SPI (1)
#define CIRCUITPY_BOARD_SPI_PIN {{.clock = &pin_GPIO5, .mosi = &pin_GPIO6, .miso = &pin_GPIO4}}

#define CIRCUITPY_BOARD_UART (1)
#define CIRCUITPY_BOARD_UART_PIN {{.tx = &pin_GPIO21, .rx = &pin_GPIO20}}
10 changes: 10 additions & 0 deletions ports/espressif/boards/spotpear_esp32c3_lcd_1_69/mpconfigboard.mk
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CIRCUITPY_CREATOR_ID = 0x18760000
CIRCUITPY_CREATION_ID = 0x00DD0002

IDF_TARGET = esp32c3

CIRCUITPY_ESP_FLASH_MODE = qio
CIRCUITPY_ESP_FLASH_FREQ = 80m
CIRCUITPY_ESP_FLASH_SIZE = 16MB

CIRCUITPY_ESP_USB_SERIAL_JTAG = 1
50 changes: 50 additions & 0 deletions ports/espressif/boards/spotpear_esp32c3_lcd_1_69/pins.c
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// This file is part of the CircuitPython project: https://circuitpython.org
//
// SPDX-FileCopyrightText: Copyright (c) 2023 CDarius
//
// 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

// buttons
{ MP_ROM_QSTR(MP_QSTR_BOOT), MP_ROM_PTR(&pin_GPIO9) },
{ MP_ROM_QSTR(MP_QSTR_BUTTON0), MP_ROM_PTR(&pin_GPIO9) },

// buzzer
{ MP_ROM_QSTR(MP_QSTR_BUZZER), MP_ROM_PTR(&pin_GPIO1) },

// SPI
{ MP_ROM_QSTR(MP_QSTR_SCK), MP_ROM_PTR(&pin_GPIO5) },
{ MP_ROM_QSTR(MP_QSTR_MISO), MP_ROM_PTR(&pin_GPIO4) },
{ MP_ROM_QSTR(MP_QSTR_MOSI), MP_ROM_PTR(&pin_GPIO6) },

// LCD
{ MP_ROM_QSTR(MP_QSTR_LCD_DC), MP_ROM_PTR(&pin_GPIO2) },
{ MP_ROM_QSTR(MP_QSTR_LCD_CS), MP_ROM_PTR(&pin_GPIO3) },
{ MP_ROM_QSTR(MP_QSTR_LCD_RST), MP_ROM_PTR(&pin_GPIO8) },

// I2C
{ MP_ROM_QSTR(MP_QSTR_SCL), MP_ROM_PTR(&pin_GPIO7) },
{ MP_ROM_QSTR(MP_QSTR_SDA), MP_ROM_PTR(&pin_GPIO11) },

// Touch
{ MP_ROM_QSTR(MP_QSTR_TOUCH_INT), MP_ROM_PTR(&pin_GPIO9) },
{ MP_ROM_QSTR(MP_QSTR_TOUCH_RST), MP_ROM_PTR(&pin_GPIO10) },

// UART (on unpopulated header)
{ MP_ROM_QSTR(MP_QSTR_RX), MP_ROM_PTR(&pin_GPIO20) },
{ MP_ROM_QSTR(MP_QSTR_IO20), MP_ROM_PTR(&pin_GPIO20) },
{ MP_ROM_QSTR(MP_QSTR_TX), MP_ROM_PTR(&pin_GPIO21) },
{ MP_ROM_QSTR(MP_QSTR_IO21), MP_ROM_PTR(&pin_GPIO21) },

// Objects
{ 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/spotpear_esp32c3_lcd_1_69/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