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Merge pull request #7745 from Neradoc/lilygo-twatch-v3-MAIN
Add Lilygo T-Watch 2020 V3 (ESP32)
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‎ports/espressif/boards/lilygo_twatch_2020_v3/board.c

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/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2020 Scott Shawcroft for Adafruit Industries
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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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-module/displayio/__init__.h"
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#include "shared-module/displayio/mipi_constants.h"
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#define DELAY 0x80
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// display init sequence for ST7789 (works in python)
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uint8_t display_init_sequence[] = {
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// sw reset
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0x01, 0 | DELAY, 0x96,
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// sleep out
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0x11, 0 | DELAY, 0xFF,
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0x3A, 1 | DELAY, 0x55, 10,
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0x36, 1, 0x08,
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0x21, 0 | DELAY, 10,
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0x13, 0 | DELAY, 10,
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0x36, 1, 0xC0,
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// display on
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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 = &displays[0].fourwire_bus.inline_bus;
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common_hal_busio_spi_construct(
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spi,
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&pin_GPIO18, // CLK
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&pin_GPIO19, // MOSI
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NULL, // MISO not connected
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false // Not half-duplex
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);
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common_hal_busio_spi_never_reset(spi);
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displayio_fourwire_obj_t *bus = &displays[0].fourwire_bus;
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bus->base.type = &displayio_fourwire_type;
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common_hal_displayio_fourwire_construct(
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bus,
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spi,
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&pin_GPIO27, // DC
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&pin_GPIO5, // CS
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NULL, // RST
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24000000, // baudrate
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0, // polarity
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0 // phase
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);
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displayio_display_obj_t *display = &displays[0].display;
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display->base.type = &displayio_display_type;
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common_hal_displayio_display_construct(
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display,
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bus,
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240, // width (after rotation)
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240, // height (after rotation)
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0, // column start
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80, // 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_GPIO15, // 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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5000 // backlight pwm frequency
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);
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}
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/*
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#define APX202_ADDRESS (0x35)
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#define AXP202_LDO2 (2)
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#define AXP202_ON (1)
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#define AXP202_OFF (0)
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#define AXP202_DCDC3 (1)
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#define AXP202_IC_TYPE (0x03)
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#define AXP202_LDO234_DC23_CTL (0x12)
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#define AXP_PASS (1)
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#define AXP_FAIL (-1)
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#define AXP202_CHIP_ID (0x41)
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#define AXP192_CHIP_ID (0x03)
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#define FORCED_OPEN_DCDC3(x) (x |= (AXP202_ON << AXP202_DCDC3))
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static void backlight_init(void) {
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// Turn LDO2 on for display
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busio_i2c_obj_t *i2c = common_hal_board_create_i2c(0);
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uint8_t data = 0;
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uint8_t outputReg = 0;
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uint8_t read = 0;
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// lock
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// _readByte(AXP202_LDO234_DC23_CTL, 1, &outputReg)
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// time.sleep(0.001)
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// _readByte(AXP202_LDO234_DC23_CTL, 1, &data)
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// time.sleep(0.001)
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// data |= 1 << AXP202_LDO2
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// FORCED_OPEN_DCDC3(data)
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// _writeByte(AXP202_LDO234_DC23_CTL, 1, &data)
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// time.sleep(0.001)
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// unlock
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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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// backlight_init();
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}
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bool espressif_board_reset_pin_number(gpio_num_t pin_number) {
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if (pin_number == MOTOR_PIN) {
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// no motor
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gpio_set_direction(pin_number, GPIO_MODE_DEF_OUTPUT);
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gpio_set_level(pin_number, false);
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return true;
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}
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return false;
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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/lilygo_twatch_2020_v3/mpconfigboard.h

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/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2022 Dan Halbert for Adafruit Industries
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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// Micropython setup
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#define MICROPY_HW_BOARD_NAME "Lilygo T-watch 2020 V3"
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#define MICROPY_HW_MCU_NAME "ESP32"
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#define MOTOR_PIN (4)
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#define MICROPY_HW_LED_STATUS (&pin_GPIO4)
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#define CIRCUITPY_BOARD_I2C (2)
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#define CIRCUITPY_BOARD_I2C_PIN {{.scl = &pin_GPIO22, .sda = &pin_GPIO21}, \
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{.scl = &pin_GPIO32, .sda = &pin_GPIO23}}
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#define CIRCUITPY_BOARD_SPI (1)
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#define CIRCUITPY_BOARD_SPI_PIN {{.clock = &pin_GPIO18, .mosi = &pin_GPIO19, .miso = NULL}}
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// UART pins attached to the USB-serial converter chip
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#define CIRCUITPY_CONSOLE_UART_TX (&pin_GPIO1)
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#define CIRCUITPY_CONSOLE_UART_RX (&pin_GPIO3)

‎ports/espressif/boards/lilygo_twatch_2020_v3/mpconfigboard.mk

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CIRCUITPY_CREATOR_ID = 0xC3C30000
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CIRCUITPY_CREATION_ID = 0x00320001
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IDF_TARGET = esp32
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CIRCUITPY_ESP_FLASH_MODE = dio
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CIRCUITPY_ESP_FLASH_FREQ = 80m
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CIRCUITPY_ESP_FLASH_SIZE = 16MB

‎ports/espressif/boards/lilygo_twatch_2020_v3/pins.c

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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(touch_i2c, i2c, 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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// buzz buzz
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{ MP_ROM_QSTR(MP_QSTR_VIBRATE), MP_ROM_PTR(&pin_GPIO4) },
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// I2S out
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{ MP_ROM_QSTR(MP_QSTR_I2S_SCK), MP_ROM_PTR(&pin_GPIO26) },
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{ MP_ROM_QSTR(MP_QSTR_I2S_WS), MP_ROM_PTR(&pin_GPIO25) },
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{ MP_ROM_QSTR(MP_QSTR_I2S_OUT), MP_ROM_PTR(&pin_GPIO33) },
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// PDM in
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{ MP_ROM_QSTR(MP_QSTR_PDM_CLK), MP_ROM_PTR(&pin_GPIO0) },
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{ MP_ROM_QSTR(MP_QSTR_PDM_DATA), MP_ROM_PTR(&pin_GPIO2) },
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// IR send
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{ MP_ROM_QSTR(MP_QSTR_IR_LED), MP_ROM_PTR(&pin_GPIO13) },
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// main I2C port, for the AXP202, and 2 others
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{ MP_ROM_QSTR(MP_QSTR_SCL), MP_ROM_PTR(&pin_GPIO22) },
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{ MP_ROM_QSTR(MP_QSTR_SDA), MP_ROM_PTR(&pin_GPIO21) },
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{ MP_ROM_QSTR(MP_QSTR_I2C), MP_ROM_PTR(&board_i2c_obj) },
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// interrupt pins for sensors
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{ MP_ROM_QSTR(MP_QSTR_BMA423_INT), MP_ROM_PTR(&pin_GPIO39) },
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{ MP_ROM_QSTR(MP_QSTR_PCF8563_INT), MP_ROM_PTR(&pin_GPIO37) },
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{ MP_ROM_QSTR(MP_QSTR_AXP202_INT), MP_ROM_PTR(&pin_GPIO35) },
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// I2C port for the FT6336 touch sensor
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{ MP_ROM_QSTR(MP_QSTR_TOUCH_SCL), MP_ROM_PTR(&pin_GPIO32) },
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{ MP_ROM_QSTR(MP_QSTR_TOUCH_SDA), MP_ROM_PTR(&pin_GPIO23) },
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{ MP_ROM_QSTR(MP_QSTR_TOUCH_RST), MP_ROM_PTR(&pin_GPIO14) },
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{ MP_ROM_QSTR(MP_QSTR_TOUCH_INT), MP_ROM_PTR(&pin_GPIO38) },
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{ MP_ROM_QSTR(MP_QSTR_TOUCH_I2C), MP_ROM_PTR(&board_touch_i2c_obj) },
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// LCD display
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{ MP_ROM_QSTR(MP_QSTR_LCD_CLK), MP_ROM_PTR(&pin_GPIO18) },
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{ MP_ROM_QSTR(MP_QSTR_LCD_MOSI), MP_ROM_PTR(&pin_GPIO19) },
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{ MP_ROM_QSTR(MP_QSTR_LCD_DC), MP_ROM_PTR(&pin_GPIO27) },
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{ MP_ROM_QSTR(MP_QSTR_LCD_CS), MP_ROM_PTR(&pin_GPIO5) },
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{ MP_ROM_QSTR(MP_QSTR_LCD_BRIGHTNESS), MP_ROM_PTR(&pin_GPIO15) },
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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/lilygo_twatch_2020_v3/sdkconfig

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# SPI RAM config
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#
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CONFIG_ESP32_SPIRAM_SUPPORT=y
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CONFIG_SPIRAM_MODE_OCT=y
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CONFIG_SPIRAM_TYPE_ESPPSRAM64=y
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CONFIG_SPIRAM_SIZE=8388608
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CONFIG_SPIRAM_SPEED_80M=y
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CONFIG_SPIRAM=y
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CONFIG_SPIRAM_BOOT_INIT=y
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# CONFIG_SPIRAM_IGNORE_NOTFOUND=y
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CONFIG_SPIRAM_USE_MEMMAP=y
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CONFIG_SPIRAM_MEMTEST=y
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CONFIG_SPIRAM_CACHE_WORKAROUND=y
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# Uncomment (remove ###) to send ESP_LOG output to TX/RX pins
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#
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# ESP System Settings
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#
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CONFIG_ESP_SYSTEM_PANIC_PRINT_HALT=y
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# CONFIG_ESP_SYSTEM_PANIC_SILENT_REBOOT is not set
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CONFIG_ESP_CONSOLE_UART_CUSTOM=y
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# CONFIG_ESP_CONSOLE_NONE is not set
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CONFIG_ESP_CONSOLE_UART=y
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CONFIG_ESP_CONSOLE_UART_CUSTOM_NUM_0=y
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# CONFIG_ESP_CONSOLE_UART_CUSTOM_NUM_1 is not set
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CONFIG_ESP_CONSOLE_UART_NUM=0
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CONFIG_ESP_CONSOLE_UART_TX_GPIO=1
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CONFIG_ESP_CONSOLE_UART_RX_GPIO=3
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CONFIG_ESP_CONSOLE_UART_BAUDRATE=115200
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# CONFIG_ESP_SYSTEM_CHECK_INT_LEVEL_5 is not set
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# end of ESP System Settings

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