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liqinghua
2026-04-26 21:35:04 +08:00
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main/boards/freenove-esp32s3-display-2.8-lcd/freenove-esp32s3-display-2.8-lcd.cc Normal file
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#include <esp_lcd_panel_vendor.h>
#include <esp_lcd_panel_io.h>
#include <esp_lcd_panel_ops.h>
#include <wifi_station.h>
#include "wifi_board.h"
#include "codecs/es8311_audio_codec.h"
#include "display/lcd_display.h"
#include "application.h"
#include "button.h"
#include "config.h"
#include "mcp_server.h"
#include <esp_log.h>
#include <driver/i2c_master.h>
#include <driver/spi_common.h>
#include <freertos/FreeRTOS.h>
#include <freertos/task.h>
#include <esp_timer.h>
#include "led/single_led.h"
#include "system_reset.h"
#include "esp_lcd_ili9341.h"
#define TAG "FreenoveESP32S3Display"
class TouchDriver {
public:
TouchDriver() : dev_(nullptr) {}
bool Init(i2c_master_bus_handle_t bus, uint8_t addr) {
i2c_device_config_t cfg = {
.device_address = addr,
.scl_speed_hz = 400000,
.scl_wait_us = 0,
};
return i2c_master_bus_add_device(bus, &cfg, &dev_) == ESP_OK;
}
bool Read(bool &touched, uint16_t &x, uint16_t &y) {
touched = false;
x = y = 0;
if (!dev_) return false;
uint8_t reg = 0x02;
uint8_t buf[5];
if (i2c_master_transmit_receive(dev_, &reg, 1, buf, 5, 50) != ESP_OK) return false;
uint8_t points = buf[0] & 0x0F;
if (points == 0) return true;
touched = true;
x = ((buf[1] & 0x0F) << 8) | buf[2];
y = ((buf[3] & 0x0F) << 8) | buf[4];
return true;
}
private:
i2c_master_dev_handle_t dev_;
};
class FreenoveESP32S3Display : public WifiBoard {
private:
Button boot_button_;
LcdDisplay *display_;
i2c_master_bus_handle_t codec_i2c_bus_;
TouchDriver touch_;
static void TouchTask(void *arg) {
auto *self = static_cast<FreenoveESP32S3Display*>(arg);
auto &app = Application::GetInstance();
uint32_t last_tap = 0;
uint32_t down_start = 0;
bool down = false;
while (true) {
bool t;
uint16_t x, y;
self->touch_.Read(t, x, y);
uint32_t now = esp_timer_get_time() / 1000;
if (t) {
if (!down) {
down = true;
down_start = now;
}
}
if (!t && down) {
down = false;
uint32_t press = now - down_start;
// long tap
if (press > 3000) {
self->EnterWifiConfigMode();
} else {
// double tap
if (now - last_tap < 250) {
app.StartListening();
last_tap = 0;
} else {
// single tap
app.ToggleChatState();
last_tap = now;
}
}
}
vTaskDelay(pdMS_TO_TICKS(50));
}
}
void InitializeTouch() {
if (!touch_.Init(codec_i2c_bus_, 0x38)) return;
xTaskCreatePinnedToCore(TouchTask, "touch_task", 4096, this, 5, nullptr, 0);
}
void InitializeI2c() {
i2c_master_bus_config_t i2c_bus_cfg = {
.i2c_port = AUDIO_CODEC_I2C_NUM,
.sda_io_num = AUDIO_CODEC_I2C_SDA_PIN,
.scl_io_num = AUDIO_CODEC_I2C_SCL_PIN,
.clk_source = I2C_CLK_SRC_DEFAULT,
.glitch_ignore_cnt = 7,
.intr_priority = 0,
.trans_queue_depth = 0,
.flags = {
.enable_internal_pullup = 1,
},
};
ESP_ERROR_CHECK(i2c_new_master_bus(&i2c_bus_cfg, &codec_i2c_bus_));
}
void InitializeSpi() {
spi_bus_config_t buscfg = {};
buscfg.mosi_io_num = DISPLAY_MOSI_PIN;
buscfg.miso_io_num = DISPLAY_MIS0_PIN;
buscfg.sclk_io_num = DISPLAY_SCK_PIN;
buscfg.quadwp_io_num = GPIO_NUM_NC;
buscfg.quadhd_io_num = GPIO_NUM_NC;
buscfg.max_transfer_sz = DISPLAY_WIDTH * DISPLAY_HEIGHT * sizeof(uint16_t);
ESP_ERROR_CHECK(spi_bus_initialize(LCD_SPI_HOST, &buscfg, SPI_DMA_CH_AUTO));
}
void InitializeButtons() {
boot_button_.OnClick([this]() {
auto &app = Application::GetInstance();
if (app.GetDeviceState() == kDeviceStateStarting) {
EnterWifiConfigMode();
}
app.ToggleChatState();
});
}
void InitializeLcdDisplay() {
esp_lcd_panel_io_handle_t panel_io = nullptr;
esp_lcd_panel_handle_t panel = nullptr;
// 液晶屏控制IO初始化
ESP_LOGD(TAG, "Install panel IO");
esp_lcd_panel_io_spi_config_t io_config = {};
io_config.cs_gpio_num = DISPLAY_CS_PIN;
io_config.dc_gpio_num = DISPLAY_DC_PIN;
io_config.spi_mode = DISPLAY_SPI_MODE;
io_config.pclk_hz = DISPLAY_SPI_SCLK_HZ;
io_config.trans_queue_depth = 10;
io_config.lcd_cmd_bits = 8;
io_config.lcd_param_bits = 8;
ESP_ERROR_CHECK(esp_lcd_new_panel_io_spi(LCD_SPI_HOST, &io_config, &panel_io));
// 初始化液晶屏驱动芯片
ESP_LOGD(TAG, "Install LCD driver");
esp_lcd_panel_dev_config_t panel_config = {};
panel_config.reset_gpio_num = DISPLAY_RST_PIN;
panel_config.rgb_ele_order = DISPLAY_RGB_ORDER;
panel_config.bits_per_pixel = 16;
ESP_ERROR_CHECK(esp_lcd_new_panel_ili9341(panel_io, &panel_config, &panel));
ESP_LOGI(TAG, "Install LCD driver ILI9341");
esp_lcd_panel_reset(panel);
esp_lcd_panel_init(panel);
esp_lcd_panel_invert_color(panel, DISPLAY_INVERT_COLOR);
esp_lcd_panel_swap_xy(panel, DISPLAY_SWAP_XY);
esp_lcd_panel_mirror(panel, DISPLAY_MIRROR_X, DISPLAY_MIRROR_Y);
display_ = new SpiLcdDisplay(panel_io, panel,
DISPLAY_WIDTH, DISPLAY_HEIGHT,
DISPLAY_OFFSET_X, DISPLAY_OFFSET_Y,
DISPLAY_MIRROR_X, DISPLAY_MIRROR_Y, DISPLAY_SWAP_XY);
}
void InitializeTools() {
}
public:
FreenoveESP32S3Display(): boot_button_(BOOT_BUTTON_GPIO)
{
InitializeI2c();
InitializeSpi();
InitializeLcdDisplay();
InitializeTouch();
InitializeButtons();
InitializeTools();
GetBacklight()->SetBrightness(100);
}
virtual Led *GetLed() override {
static SingleLed led(BUILTIN_LED_GPIO);
return &led;
}
virtual AudioCodec* GetAudioCodec() override {
static Es8311AudioCodec audio_codec(codec_i2c_bus_, AUDIO_CODEC_I2C_NUM,
AUDIO_INPUT_SAMPLE_RATE, AUDIO_OUTPUT_SAMPLE_RATE, AUDIO_I2S_GPIO_MCLK, AUDIO_I2S_GPIO_BCLK,
AUDIO_I2S_GPIO_WS, AUDIO_I2S_GPIO_DOUT, AUDIO_I2S_GPIO_DIN, AUDIO_CODEC_PA_PIN,
AUDIO_CODEC_ES8311_ADDR, true, true);
return &audio_codec;
}
virtual Display *GetDisplay() override { return display_; }
virtual Backlight *GetBacklight() override {
static PwmBacklight backlight(DISPLAY_BACKLIGHT_PIN, DISPLAY_BACKLIGHT_OUTPUT_INVERT);
return &backlight;
}
};
DECLARE_BOARD(FreenoveESP32S3Display);