add some code

main/boards/bread-compact-esp32/README.md

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+# 编译配置命令
+
+**配置编译目标为 ESP32：**
+
+```bash
+idf.py set-target esp32
+```
+
+**打开 menuconfig：**
+
+```bash
+idf.py menuconfig
+```
+
+**选择板子：**
+
+```
+Xiaozhi Assistant -> Board Type -> 面包板 ESP32 DevKit
+```
+
+**修改 flash 大小：**
+
+```
+Serial flasher config -> Flash size -> 4 MB
+```
+
+**修改分区表：**
+
+```
+Partition Table -> Custom partition CSV file -> partitions/v1/4m.csv
+```
+
+**编译：**
+
+```bash
+idf.py build
+```

main/boards/bread-compact-esp32/config.h

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+#ifndef _BOARD_CONFIG_H_
+#define _BOARD_CONFIG_H_
+
+#include <driver/gpio.h>
+
+#define AUDIO_INPUT_SAMPLE_RATE  16000
+#define AUDIO_OUTPUT_SAMPLE_RATE 24000
+
+// 如果使用 Duplex I2S 模式，请注释下面一行
+#define AUDIO_I2S_METHOD_SIMPLEX
+
+#ifdef AUDIO_I2S_METHOD_SIMPLEX
+
+#define AUDIO_I2S_MIC_GPIO_WS   GPIO_NUM_25
+#define AUDIO_I2S_MIC_GPIO_SCK  GPIO_NUM_26
+#define AUDIO_I2S_MIC_GPIO_DIN  GPIO_NUM_32
+
+#define AUDIO_I2S_SPK_GPIO_DOUT GPIO_NUM_33
+#define AUDIO_I2S_SPK_GPIO_BCLK GPIO_NUM_14
+#define AUDIO_I2S_SPK_GPIO_LRCK GPIO_NUM_27
+
+#else
+
+#define AUDIO_I2S_GPIO_WS GPIO_NUM_4
+#define AUDIO_I2S_GPIO_BCLK GPIO_NUM_5
+#define AUDIO_I2S_GPIO_DIN  GPIO_NUM_6
+#define AUDIO_I2S_GPIO_DOUT GPIO_NUM_7
+
+#endif
+
+#define BOOT_BUTTON_GPIO        GPIO_NUM_0
+#define TOUCH_BUTTON_GPIO       GPIO_NUM_5
+#define ASR_BUTTON_GPIO         GPIO_NUM_19
+#define BUILTIN_LED_GPIO        GPIO_NUM_2
+
+#define DISPLAY_SDA_PIN GPIO_NUM_4
+#define DISPLAY_SCL_PIN GPIO_NUM_15
+#define DISPLAY_WIDTH   128
+
+#if CONFIG_OLED_SSD1306_128X32
+#define DISPLAY_HEIGHT  32
+#elif CONFIG_OLED_SSD1306_128X64
+#define DISPLAY_HEIGHT  64
+#else
+#error "未选择 OLED 屏幕类型"
+#endif
+
+#define DISPLAY_MIRROR_X true
+#define DISPLAY_MIRROR_Y true
+
+
+// A MCP Test: Control a lamp
+#define LAMP_GPIO GPIO_NUM_18
+
+#endif // _BOARD_CONFIG_H_

main/boards/bread-compact-esp32/config.json

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+{
+    "target": "esp32",
+    "builds": [
+        {
+            "name": "bread-compact-esp32",
+            "sdkconfig_append": [
+                "CONFIG_ESPTOOLPY_FLASHSIZE_4MB=y",
+                "CONFIG_PARTITION_TABLE_CUSTOM_FILENAME=\"partitions/v1/4m.csv\"",
+                "CONFIG_OLED_SSD1306_128X64=y"
+            ]
+        },
+        {
+            "name": "bread-compact-esp32-128x32",
+            "sdkconfig_append": [
+                "CONFIG_ESPTOOLPY_FLASHSIZE_4MB=y",
+                "CONFIG_PARTITION_TABLE_CUSTOM_FILENAME=\"partitions/v1/4m.csv\"",
+                "CONFIG_OLED_SSD1306_128X32=y"
+            ]
+        }
+    ]
+}

main/boards/bread-compact-esp32/esp32_bread_board.cc

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+#include "wifi_board.h"
+#include "codecs/no_audio_codec.h"
+#include "system_reset.h"
+#include "application.h"
+#include "button.h"
+#include "config.h"
+#include "mcp_server.h"
+#include "lamp_controller.h"
+#include "led/single_led.h"
+#include "display/oled_display.h"
+
+#include <wifi_station.h>
+#include <esp_log.h>
+#include <driver/i2c_master.h>
+#include <esp_lcd_panel_ops.h>
+#include <esp_lcd_panel_vendor.h>
+
+#define TAG "ESP32-MarsbearSupport"
+
+LV_FONT_DECLARE(font_puhui_14_1);
+LV_FONT_DECLARE(font_awesome_14_1);
+
+
+class CompactWifiBoard : public WifiBoard {
+private:
+    Button boot_button_;
+    Button touch_button_;
+    Button asr_button_;
+
+    i2c_master_bus_handle_t display_i2c_bus_;
+    esp_lcd_panel_io_handle_t panel_io_ = nullptr;
+    esp_lcd_panel_handle_t panel_ = nullptr;
+    Display* display_ = nullptr;
+
+    void InitializeDisplayI2c() {
+        i2c_master_bus_config_t bus_config = {
+            .i2c_port = (i2c_port_t)0,
+            .sda_io_num = DISPLAY_SDA_PIN,
+            .scl_io_num = DISPLAY_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(&bus_config, &display_i2c_bus_));
+    }
+
+    void InitializeSsd1306Display() {
+        // SSD1306 config
+        esp_lcd_panel_io_i2c_config_t io_config = {
+            .dev_addr = 0x3C,
+            .on_color_trans_done = nullptr,
+            .user_ctx = nullptr,
+            .control_phase_bytes = 1,
+            .dc_bit_offset = 6,
+            .lcd_cmd_bits = 8,
+            .lcd_param_bits = 8,
+            .flags = {
+                .dc_low_on_data = 0,
+                .disable_control_phase = 0,
+            },
+            .scl_speed_hz = 400 * 1000,
+        };
+
+        ESP_ERROR_CHECK(esp_lcd_new_panel_io_i2c_v2(display_i2c_bus_, &io_config, &panel_io_));
+
+        ESP_LOGI(TAG, "Install SSD1306 driver");
+        esp_lcd_panel_dev_config_t panel_config = {};
+        panel_config.reset_gpio_num = -1;
+        panel_config.bits_per_pixel = 1;
+
+        esp_lcd_panel_ssd1306_config_t ssd1306_config = {
+            .height = static_cast<uint8_t>(DISPLAY_HEIGHT),
+        };
+        panel_config.vendor_config = &ssd1306_config;
+
+        ESP_ERROR_CHECK(esp_lcd_new_panel_ssd1306(panel_io_, &panel_config, &panel_));
+        ESP_LOGI(TAG, "SSD1306 driver installed");
+
+        // Reset the display
+        ESP_ERROR_CHECK(esp_lcd_panel_reset(panel_));
+        if (esp_lcd_panel_init(panel_) != ESP_OK) {
+            ESP_LOGE(TAG, "Failed to initialize display");
+            display_ = new NoDisplay();
+            return;
+        }
+
+        // Set the display to on
+        ESP_LOGI(TAG, "Turning display on");
+        ESP_ERROR_CHECK(esp_lcd_panel_disp_on_off(panel_, true));
+
+        display_ = new OledDisplay(panel_io_, panel_, DISPLAY_WIDTH, DISPLAY_HEIGHT, DISPLAY_MIRROR_X, DISPLAY_MIRROR_Y,
+            {&font_puhui_14_1, &font_awesome_14_1});
+    }
+
+    void InitializeButtons() {
+        
+        // 配置 GPIO
+        gpio_config_t io_conf = {
+            .pin_bit_mask = 1ULL << BUILTIN_LED_GPIO,  // 设置需要配置的 GPIO 引脚
+            .mode = GPIO_MODE_OUTPUT,           // 设置为输出模式
+            .pull_up_en = GPIO_PULLUP_DISABLE,  // 禁用上拉
+            .pull_down_en = GPIO_PULLDOWN_DISABLE,  // 禁用下拉
+            .intr_type = GPIO_INTR_DISABLE      // 禁用中断
+        };
+        gpio_config(&io_conf);  // 应用配置
+
+        boot_button_.OnClick([this]() {
+            auto& app = Application::GetInstance();
+            if (app.GetDeviceState() == kDeviceStateStarting && !WifiStation::GetInstance().IsConnected()) {
+                ResetWifiConfiguration();
+            }
+            gpio_set_level(BUILTIN_LED_GPIO, 1);
+            app.ToggleChatState();
+        });
+
+        asr_button_.OnClick([this]() {
+            std::string wake_word="你好小智";
+            Application::GetInstance().WakeWordInvoke(wake_word);
+        });
+
+        touch_button_.OnPressDown([this]() {
+            gpio_set_level(BUILTIN_LED_GPIO, 1);
+            Application::GetInstance().StartListening();
+        });
+        touch_button_.OnPressUp([this]() {
+            gpio_set_level(BUILTIN_LED_GPIO, 0);
+            Application::GetInstance().StopListening();
+        });
+    }
+
+    // 物联网初始化，添加对 AI 可见设备
+    void InitializeTools() {
+        static LampController lamp(LAMP_GPIO);
+    }
+
+public:
+    CompactWifiBoard() : boot_button_(BOOT_BUTTON_GPIO), touch_button_(TOUCH_BUTTON_GPIO), asr_button_(ASR_BUTTON_GPIO)
+    {
+        InitializeDisplayI2c();
+        InitializeSsd1306Display();
+        InitializeButtons();
+        InitializeTools();
+    }
+
+    virtual AudioCodec* GetAudioCodec() override 
+    {
+#ifdef AUDIO_I2S_METHOD_SIMPLEX
+        static NoAudioCodecSimplex audio_codec(AUDIO_INPUT_SAMPLE_RATE, AUDIO_OUTPUT_SAMPLE_RATE,
+            AUDIO_I2S_SPK_GPIO_BCLK, AUDIO_I2S_SPK_GPIO_LRCK, AUDIO_I2S_SPK_GPIO_DOUT, AUDIO_I2S_MIC_GPIO_SCK, AUDIO_I2S_MIC_GPIO_WS, AUDIO_I2S_MIC_GPIO_DIN);
+#else
+        static NoAudioCodecDuplex audio_codec(AUDIO_INPUT_SAMPLE_RATE, AUDIO_OUTPUT_SAMPLE_RATE,
+            AUDIO_I2S_GPIO_BCLK, AUDIO_I2S_GPIO_WS, AUDIO_I2S_GPIO_DOUT, AUDIO_I2S_GPIO_DIN);
+#endif
+        return &audio_codec;
+    }
+
+    virtual Display* GetDisplay() override {
+        return display_;
+    }
+
+};
+
+DECLARE_BOARD(CompactWifiBoard);