#include "ml307_board.h"
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#include "codecs/es8311_audio_codec.h"
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#include "display/oled_display.h"
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#include "application.h"
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#include "button.h"
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#include "led/single_led.h"
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#include "mcp_server.h"
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#include "settings.h"
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#include "config.h"
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#include "sleep_timer.h"
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#include "adc_battery_monitor.h"
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#include "press_to_talk_mcp_tool.h"
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#include <esp_log.h>
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#include <esp_efuse_table.h>
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#include <driver/i2c_master.h>
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#include <esp_lcd_panel_ops.h>
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#include <esp_lcd_panel_vendor.h>
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#define TAG "XminiC3Board"
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class XminiC3Board : public Ml307Board {
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private:
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i2c_master_bus_handle_t codec_i2c_bus_;
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esp_lcd_panel_io_handle_t panel_io_ = nullptr;
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esp_lcd_panel_handle_t panel_ = nullptr;
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Display* display_ = nullptr;
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Button boot_button_;
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SleepTimer* sleep_timer_ = nullptr;
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AdcBatteryMonitor* adc_battery_monitor_ = nullptr;
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PressToTalkMcpTool* press_to_talk_tool_ = nullptr;
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void InitializeBatteryMonitor() {
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adc_battery_monitor_ = new AdcBatteryMonitor(ADC_UNIT_1, ADC_CHANNEL_4, 100000, 100000, GPIO_NUM_12);
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adc_battery_monitor_->OnChargingStatusChanged([this](bool is_charging) {
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if (is_charging) {
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sleep_timer_->SetEnabled(false);
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} else {
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sleep_timer_->SetEnabled(true);
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}
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});
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}
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void InitializePowerSaveTimer() {
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// Wake word detection will be disabled in light sleep mode
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sleep_timer_ = new SleepTimer(30);
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sleep_timer_->OnEnterLightSleepMode([this]() {
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ESP_LOGI(TAG, "Enabling sleep mode");
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// Show the standby screen
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GetDisplay()->SetPowerSaveMode(true);
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// Enable sleep mode, and sleep in 1 second after DTR is set to high
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modem_->SetSleepMode(true, 1);
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// Set the DTR pin to high to make the modem enter sleep mode
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modem_->GetAtUart()->SetDtrPin(true);
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});
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sleep_timer_->OnExitLightSleepMode([this]() {
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// Set the DTR pin to low to make the modem wake up
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modem_->GetAtUart()->SetDtrPin(false);
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// Hide the standby screen
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GetDisplay()->SetPowerSaveMode(false);
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});
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sleep_timer_->SetEnabled(true);
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}
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void InitializeCodecI2c() {
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// Initialize I2C peripheral
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i2c_master_bus_config_t i2c_bus_cfg = {
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.i2c_port = I2C_NUM_0,
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.sda_io_num = AUDIO_CODEC_I2C_SDA_PIN,
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.scl_io_num = AUDIO_CODEC_I2C_SCL_PIN,
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.clk_source = I2C_CLK_SRC_DEFAULT,
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.glitch_ignore_cnt = 7,
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.intr_priority = 0,
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.trans_queue_depth = 0,
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.flags = {
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.enable_internal_pullup = 1,
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},
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};
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ESP_ERROR_CHECK(i2c_new_master_bus(&i2c_bus_cfg, &codec_i2c_bus_));
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if (i2c_master_probe(codec_i2c_bus_, 0x18, 1000) != ESP_OK) {
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while (true) {
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ESP_LOGE(TAG, "Failed to probe I2C bus, please check if you have installed the correct firmware");
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vTaskDelay(1000 / portTICK_PERIOD_MS);
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}
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}
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}
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void InitializeSsd1306Display() {
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// SSD1306 config
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esp_lcd_panel_io_i2c_config_t io_config = {
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.dev_addr = 0x3C,
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.on_color_trans_done = nullptr,
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.user_ctx = nullptr,
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.control_phase_bytes = 1,
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.dc_bit_offset = 6,
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.lcd_cmd_bits = 8,
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.lcd_param_bits = 8,
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.flags = {
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.dc_low_on_data = 0,
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.disable_control_phase = 0,
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},
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.scl_speed_hz = 400 * 1000,
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};
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ESP_ERROR_CHECK(esp_lcd_new_panel_io_i2c_v2(codec_i2c_bus_, &io_config, &panel_io_));
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ESP_LOGI(TAG, "Install SSD1306 driver");
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esp_lcd_panel_dev_config_t panel_config = {};
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panel_config.reset_gpio_num = -1;
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panel_config.bits_per_pixel = 1;
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esp_lcd_panel_ssd1306_config_t ssd1306_config = {
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.height = static_cast<uint8_t>(DISPLAY_HEIGHT),
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};
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panel_config.vendor_config = &ssd1306_config;
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ESP_ERROR_CHECK(esp_lcd_new_panel_ssd1306(panel_io_, &panel_config, &panel_));
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ESP_LOGI(TAG, "SSD1306 driver installed");
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// Reset the display
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ESP_ERROR_CHECK(esp_lcd_panel_reset(panel_));
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if (esp_lcd_panel_init(panel_) != ESP_OK) {
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ESP_LOGE(TAG, "Failed to initialize display");
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display_ = new NoDisplay();
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return;
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}
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// Set the display to on
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ESP_LOGI(TAG, "Turning display on");
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ESP_ERROR_CHECK(esp_lcd_panel_disp_on_off(panel_, true));
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display_ = new OledDisplay(panel_io_, panel_, DISPLAY_WIDTH, DISPLAY_HEIGHT, DISPLAY_MIRROR_X, DISPLAY_MIRROR_Y);
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}
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void InitializeButtons() {
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boot_button_.OnClick([this]() {
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auto& app = Application::GetInstance();
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if (!press_to_talk_tool_ || !press_to_talk_tool_->IsPressToTalkEnabled()) {
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app.ToggleChatState();
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}
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});
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boot_button_.OnPressDown([this]() {
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if (press_to_talk_tool_ && press_to_talk_tool_->IsPressToTalkEnabled()) {
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Application::GetInstance().StartListening();
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}
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});
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boot_button_.OnPressUp([this]() {
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if (press_to_talk_tool_ && press_to_talk_tool_->IsPressToTalkEnabled()) {
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Application::GetInstance().StopListening();
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}
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});
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}
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void InitializeTools() {
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press_to_talk_tool_ = new PressToTalkMcpTool();
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press_to_talk_tool_->Initialize();
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}
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public:
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XminiC3Board() : Ml307Board(ML307_TX_PIN, ML307_RX_PIN, ML307_DTR_PIN),
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boot_button_(BOOT_BUTTON_GPIO, false, 0, 0, true) {
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InitializeBatteryMonitor();
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InitializePowerSaveTimer();
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InitializeCodecI2c();
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InitializeSsd1306Display();
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InitializeButtons();
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InitializeTools();
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}
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virtual Led* GetLed() override {
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static SingleLed led(BUILTIN_LED_GPIO);
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return &led;
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}
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virtual Display* GetDisplay() override {
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return display_;
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}
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virtual AudioCodec* GetAudioCodec() override {
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static Es8311AudioCodec audio_codec(codec_i2c_bus_, I2C_NUM_0, AUDIO_INPUT_SAMPLE_RATE, AUDIO_OUTPUT_SAMPLE_RATE,
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AUDIO_I2S_GPIO_MCLK, AUDIO_I2S_GPIO_BCLK, AUDIO_I2S_GPIO_WS, AUDIO_I2S_GPIO_DOUT, AUDIO_I2S_GPIO_DIN,
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AUDIO_CODEC_PA_PIN, AUDIO_CODEC_ES8311_ADDR);
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return &audio_codec;
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}
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virtual bool GetBatteryLevel(int& level, bool& charging, bool& discharging) override {
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charging = adc_battery_monitor_->IsCharging();
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discharging = adc_battery_monitor_->IsDischarging();
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level = adc_battery_monitor_->GetBatteryLevel();
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return true;
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}
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virtual void SetPowerSaveLevel(PowerSaveLevel level) override {
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if (level != PowerSaveLevel::LOW_POWER) {
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sleep_timer_->WakeUp();
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}
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Ml307Board::SetPowerSaveLevel(level);
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}
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};
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DECLARE_BOARD(XminiC3Board);
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