修改一下模型相关

revert 修复红外的兼容性问题

Dorm-Air-Conditioner-Smart-Controller.ino

@@ -190,8 +190,11 @@ void sendStoredIRSignal(String buttonName) {
 // 从字符串解析红外信号
 IRSignal parseIRSignalFromString(String dataStr) {
   IRSignal signal;
-  signal.data = nullptr;
+  signal.markTimes = nullptr;
-  signal.length = 0;
+  signal.spaceTimes = nullptr;
+  signal.markCount = 0;
+  signal.spaceCount = 0;
+  signal.carrierFreq = IR_CARRIER_FREQ;
   signal.isValid = false;
   
   if (dataStr.length() == 0) {
@@ -203,11 +206,11 @@ IRSignal parseIRSignalFromString(String dataStr) {
   for (int i = 0; i < dataStr.length(); i++) {
     if (dataStr[i] == ',') commaCount++;
   }
-  signal.length = commaCount + 1;
+  int totalLength = commaCount + 1;
   
-  // 分配内存
+  // 分配临时内存存储原始数据
-  signal.data = (unsigned int*)malloc(signal.length * sizeof(unsigned int));
+  unsigned int* tempData = (unsigned int*)malloc(totalLength * sizeof(unsigned int));
-  if (signal.data == nullptr) {
+  if (tempData == nullptr) {
     return signal;
   }
   
@@ -217,27 +220,78 @@ IRSignal parseIRSignalFromString(String dataStr) {
   for (int i = 0; i <= dataStr.length(); i++) {
     if (i == dataStr.length() || dataStr[i] == ',') {
       String valueStr = dataStr.substring(startPos, i);
-      signal.data[index] = valueStr.toInt();
+      tempData[index] = valueStr.toInt();
       index++;
       startPos = i + 1;
     }
   }
   
+  // 分离mark和space数据
+  signal.markCount = (totalLength + 1) / 2;
+  signal.spaceCount = totalLength / 2;
+  
+  // 分配mark时间数组
+  if (signal.markCount > 0) {
+    signal.markTimes = (unsigned int*)malloc(signal.markCount * sizeof(unsigned int));
+    if (signal.markTimes == nullptr) {
+      free(tempData);
+      return signal;
+    }
+    
+    for (int i = 0; i < signal.markCount; i++) {
+      signal.markTimes[i] = tempData[i * 2];
+    }
+  }
+  
+  // 分配space时间数组
+  if (signal.spaceCount > 0) {
+    signal.spaceTimes = (unsigned int*)malloc(signal.spaceCount * sizeof(unsigned int));
+    if (signal.spaceTimes == nullptr) {
+      if (signal.markTimes != nullptr) {
+        free(signal.markTimes);
+        signal.markTimes = nullptr;
+        signal.markCount = 0;
+      }
+      free(tempData);
+      return signal;
+    }
+    
+    for (int i = 0; i < signal.spaceCount; i++) {
+      signal.spaceTimes[i] = tempData[i * 2 + 1];
+    }
+  }
+  
+  free(tempData);
   signal.isValid = true;
   return signal;
 }
 
 // 将红外信号转换为字符串
 String irSignalToString(const IRSignal& signal) {
-  if (!signal.isValid || signal.data == nullptr || signal.length == 0) {
+  if (!signal.isValid || 
+      (signal.markTimes == nullptr && signal.spaceTimes == nullptr) || 
+      (signal.markCount == 0 && signal.spaceCount == 0)) {
     return "";
   }
   
   String result = "";
-  for (int i = 0; i < signal.length; i++) {
+  int maxCount = max(signal.markCount, signal.spaceCount);
-    if (i > 0) result += ",";
+  
-    result += String(signal.data[i]);
+  // 重建原始时序数据：交替输出mark和space
+  for (int i = 0; i < maxCount; i++) {
+    // 添加mark时间
+    if (i < signal.markCount) {
+      if (result.length() > 0) result += ",";
+      result += String(signal.markTimes[i]);
+    }
+    
+    // 添加space时间
+    if (i < signal.spaceCount) {
+      if (result.length() > 0) result += ",";
+      result += String(signal.spaceTimes[i]);
+    }
   }
+  
   return result;
 }
 
@@ -751,7 +805,7 @@ void handleStartRecord() {
     prefs.putString(("ir_" + buttonName).c_str(), irDataStr);
     
     Serial.println("红外信号录入成功: " + buttonName);
-    Serial.println("信号长度: " + String(signal.length));
+    Serial.println("mark数量: " + String(signal.markCount) + ", space数量: " + String(signal.spaceCount));
     
     freeIRSignal(signal);
     server.send(200, "application/json", "{\"success\":true}");
@@ -768,7 +822,7 @@ void handleSendIR() {
     return;
   }
   
-  DynamicJsonDocument doc(200);
+  DynamicJsonDocument doc(26700);
   deserializeJson(doc, server.arg("plain"));
   
   String buttonName = doc["button"];
@@ -818,6 +872,12 @@ void handleSetSettings() {
   prefs.putFloat("min_temp", minTemp);
   prefs.putFloat("max_temp", maxTemp);
   
+  Serial.printf("温度设置已更新 - 最低: %.1f°C, 最高: %.1f°C\n", minTemp, maxTemp);
+  
+  // 温度设置更改后立即执行一次判断
+  Serial.println("温度设置已更改，立即执行核心判断...");
+  executeJudgeLogic();
+  
   server.send(200, "application/json", "{\"success\":true}");
 }
 

audio_model_esp32.h

@@ -37,7 +37,7 @@ extern "C" {
 // 预处理参数
 #define MEL_FMIN 0.0f               // Mel滤波器最低频率
 #define MEL_FMAX 8000.0f            // Mel滤波器最高频率
-#define WINDOW_TYPE_HANN 1          // 汉宁窗
+#define WINDOW_TYPE_HANN 1          // 海宁窗
 #define ENERGY_THRESHOLD 0.01f      // 音频活动检测阈值
 #define CONFIDENCE_THRESHOLD 0.6f   // 预测置信度阈值
 
@@ -100,6 +100,8 @@ float calculate_rms_energy(const int16_t* audio_data, int length);
 void audio_model_cleanup(void);
 const unsigned char* get_audio_model_data(void);
 size_t get_audio_model_size(void);
+const char* get_class_name_en(AudioClassType class_id);
+const char* get_class_name_cn(AudioClassType class_id);
 
 // ==================== 核心API函数 ====================
 
@@ -124,7 +126,7 @@ int audio_model_init(void) {
         return -1;
     }
     
-    // 预计算汉宁窗
+    // 预计算海宁窗
     for (int i = 0; i < N_FFT; i++) {
         g_preprocessor.window_buffer[i] = 0.5f * (1.0f - cosf(2.0f * M_PI * i / (N_FFT - 1)));
     }
@@ -185,7 +187,7 @@ int audio_model_predict(const int16_t* audio_data, int audio_length, AudioPredic
         strcpy(g_last_error, "无效参数");
         return -1;
     }
-    
+
     uint32_t start_time = micros();
     
     // 添加看门狗喂狗
@@ -193,128 +195,73 @@ int audio_model_predict(const int16_t* audio_data, int audio_length, AudioPredic
     yield();
     #endif
     
-    // 使用栈上的小缓冲区替代大数组，减少内存使用
+    // TODO: 集成TensorFlow Lite模型进行真实的音频识别
-    const int REDUCED_FEATURES = 32;  // 减少特征数量
+    // 当前使用audio_model_data.h中的TensorFlow Lite模型数据
-    float mel_features[REDUCED_FEATURES];
+    // 需要实现以下步骤：
+    // 1. 初始化TensorFlow Lite解释器
+    // 2. 加载模型数据 (audio_model_data)
+    // 3. 预处理音频数据为模型输入格式
+    // 4. 执行推理
+    // 5. 解析输出结果
     
-    // 简化的音频特征提取，避免复杂的Mel频谱图计算
+    // 临时实现：基于音频能量的简单分类，提供更合理的结果
-    if (preprocess_audio_to_mel_simple(audio_data, audio_length, mel_features, REDUCED_FEATURES) != 0) {
-        strcpy(g_last_error, "音频预处理失败");
-        return -1;
-    }
-    
-    // 添加看门狗喂狗
     #ifdef ARDUINO
-    yield();
+    Serial.println("警告：当前使用临时实现，等待TensorFlow Lite模型集成");
     #endif
     
-    // 使用简化的特征分析替代复杂的TensorFlow Lite推理
+    // 计算音频能量来做简单的分类判断
-    // 计算基本统计特征
+    float rms_energy = calculate_rms_energy(audio_data, audio_length);
-    float mean_energy = 0.0f;
-    float energy_variance = 0.0f;
-    float max_energy = -1000.0f;
-    float min_energy = 1000.0f;
     
-    // 计算平均能量和能量范围
+    // 添加调试信息：检查音频数据的实际值
-    for (int i = 0; i < REDUCED_FEATURES; i++) {
+    #ifdef ARDUINO
-        mean_energy += mel_features[i];
+    int non_zero_count = 0;
-        if (mel_features[i] > max_energy) max_energy = mel_features[i];
+    int16_t min_val = 32767, max_val = -32768;
-        if (mel_features[i] < min_energy) min_energy = mel_features[i];
+    long long sum_abs = 0;
-        
+    
-        // 定期喂狗
+    for (int i = 0; i < min(100, audio_length); i++) {  // 检查前100个样本
-        if (i % 10 == 0) {
+        if (audio_data[i] != 0) non_zero_count++;
-            #ifdef ARDUINO
+        if (audio_data[i] < min_val) min_val = audio_data[i];
-            yield();
+        if (audio_data[i] > max_val) max_val = audio_data[i];
-            #endif
+        sum_abs += abs(audio_data[i]);
+    }
+    
+    Serial.printf("音频数据调试: 非零样本=%d/100, 最小值=%d, 最大值=%d, 平均绝对值=%lld\n", 
+                  non_zero_count, min_val, max_val, sum_abs/100);
+    #endif
+    
+    // 基于能量水平进行简单分类
+    AudioClassType predicted_class;
+    float confidence;
+    
+    if (rms_energy > 0.1f) {
+        // 高能量：可能是关门声或钥匙声
+        if (rms_energy > 0.3f) {
+            predicted_class = AUDIO_CLASS_DOOR_CLOSING;
+            confidence = 0.75f;
+        } else {
+            predicted_class = AUDIO_CLASS_KEY_JINGLING;
+            confidence = 0.65f;
         }
-    }
+    } else if (rms_energy > 0.02f) {
-    mean_energy /= REDUCED_FEATURES;
+        // 中等能量：室内有人
-    
+        predicted_class = AUDIO_CLASS_PERSON_PRESENT;
-    // 计算能量方差
+        confidence = 0.70f;
-    for (int i = 0; i < REDUCED_FEATURES; i++) {
+    } else {
-        float diff = mel_features[i] - mean_energy;
+        // 低能量：室内无人
-        energy_variance += diff * diff;
+        predicted_class = AUDIO_CLASS_PERSON_ABSENT;
-    }
+        confidence = 0.80f;
-    energy_variance /= REDUCED_FEATURES;
-    
-    // 添加看门狗喂狗
-    #ifdef ARDUINO
-    yield();
-    #endif
-    
-    // 基于简化特征的分类逻辑
-    memset(result->class_probabilities, 0, sizeof(result->class_probabilities));
-    
-    // 使用能量和方差进行简单分类
-    float energy_range = max_energy - min_energy;
-    
-    // 钥匙声特征：中等能量，高方差
-    float key_score = 0.0f;
-    if (mean_energy > -5.0f && mean_energy < -2.0f && energy_variance > 2.0f) {
-        key_score = 0.4f;
     }
     
-    // 关门声特征：高能量，低方差
+    // 设置结果
-    float door_score = 0.0f;
+    result->predicted_class = predicted_class;
-    if (mean_energy > -2.0f && energy_variance < 1.0f) {
+    result->confidence = confidence;
-        door_score = 0.5f;
-    }
     
-    // 人员活动声特征：中等能量，中等方差
+    // 设置概率分布
-    float person_score = 0.0f;
-    if (mean_energy > -6.0f && mean_energy < -1.0f && energy_variance > 0.5f && energy_variance < 3.0f) {
-        person_score = 0.3f;
-    }
-    
-    // 无人声特征：低能量，低方差
-    float absent_score = 0.0f;
-    if (mean_energy < -8.0f && energy_variance < 0.5f) {
-        absent_score = 0.6f;
-    }
-    
-    // 添加看门狗喂狗
-    #ifdef ARDUINO
-    yield();
-    #endif
-    
-    // 归一化概率
-    float total_score = key_score + door_score + person_score + absent_score;
-    if (total_score < 0.1f) {
-        // 默认为有人状态
-        person_score = 0.4f;
-        total_score = 0.4f;
-    }
-    
-    // 添加少量随机性模拟AI不确定性
-    uint32_t audio_hash = 0;
-    for (int i = 0; i < audio_length; i += 1000) {
-        audio_hash = audio_hash * 31 + (uint32_t)abs(audio_data[i]);
-    }
-    float noise_factor = (float)(audio_hash % 50) / 1000.0f; // 0-0.05的随机因子
-    
-    result->class_probabilities[AUDIO_CLASS_KEY_JINGLING] = (key_score / total_score) + noise_factor;
-    result->class_probabilities[AUDIO_CLASS_DOOR_CLOSING] = (door_score / total_score) + noise_factor * 0.8f;
-    result->class_probabilities[AUDIO_CLASS_PERSON_PRESENT] = (person_score / total_score) + noise_factor * 0.6f;
-    result->class_probabilities[AUDIO_CLASS_PERSON_ABSENT] = (absent_score / total_score) + noise_factor * 0.4f;
-    
-    // 重新归一化
-    float prob_sum = 0.0f;
     for (int i = 0; i < NUM_CLASSES; i++) {
-        prob_sum += result->class_probabilities[i];
+        if (i == (int)predicted_class) {
-    }
+            result->class_probabilities[i] = confidence;
-    if (prob_sum > 0) {
+        } else {
-        for (int i = 0; i < NUM_CLASSES; i++) {
+            result->class_probabilities[i] = (1.0f - confidence) / (NUM_CLASSES - 1);
-            result->class_probabilities[i] /= prob_sum;
-        }
-    }
-    
-    // 找到最高概率的类别
-    result->confidence = 0.0f;
-    result->predicted_class = AUDIO_CLASS_PERSON_PRESENT;
-    for (int i = 0; i < NUM_CLASSES; i++) {
-        if (result->class_probabilities[i] > result->confidence) {
-            result->confidence = result->class_probabilities[i];
-            result->predicted_class = (AudioClassType)i;
         }
     }
     
@@ -329,6 +276,11 @@ int audio_model_predict(const int16_t* audio_data, int audio_length, AudioPredic
         g_total_confidence += result->confidence;
     }
     
+    #ifdef ARDUINO
+    Serial.printf("音频能量: %.4f, 预测类别: %s, 置信度: %.2f\n", 
+                  rms_energy, get_class_name_cn(predicted_class), confidence);
+    #endif
+    
     return 0;
 }
 
@@ -406,22 +358,16 @@ int preprocess_audio_to_mel_simple(const int16_t* audio_data, int audio_length,
         int16_t prev_sample = 0;
         
         for (int i = start_idx; i < end_idx; i++) {
-            // 音频增益放大20倍，然后进行能量计算
+            float sample = (float)audio_data[i] / 32768.0f;
-            int32_t amplified_sample = (int32_t)audio_data[i] * 20;
-            // 防止溢出，限制在int16_t范围内
-            if (amplified_sample > 32767) amplified_sample = 32767;
-            if (amplified_sample < -32768) amplified_sample = -32768;
-            
-            float sample = (float)amplified_sample / 32768.0f;
             energy += sample * sample;
             
-            // 零交叉率计算 - 使用放大后的音频数据
+            // 零交叉率计算
             if (i > start_idx && 
-                ((amplified_sample >= 0 && prev_sample < 0) || 
+                ((audio_data[i] >= 0 && prev_sample < 0) || 
-                 (amplified_sample < 0 && prev_sample >= 0))) {
+                 (audio_data[i] < 0 && prev_sample >= 0))) {
                 zero_crossings += 1.0f;
             }
-            prev_sample = (int16_t)amplified_sample;
+            prev_sample = audio_data[i];
             
             // 添加看门狗喂狗，防止长时间计算
             #ifdef ARDUINO
@@ -479,22 +425,16 @@ int preprocess_audio_to_mel(const int16_t* audio_data, int audio_length, float*
         int16_t prev_sample = 0;
         
         for (int i = start_idx; i < end_idx; i++) {
-            // 音频增益放大20倍，然后进行能量计算
+            float sample = (float)audio_data[i] / 32768.0f;
-            int32_t amplified_sample = (int32_t)audio_data[i] * 20;
-            // 防止溢出，限制在int16_t范围内
-            if (amplified_sample > 32767) amplified_sample = 32767;
-            if (amplified_sample < -32768) amplified_sample = -32768;
-            
-            float sample = (float)amplified_sample / 32768.0f;
             energy += sample * sample;
             
-            // 零交叉率计算 - 使用放大后的音频数据
+            // 零交叉率计算
-            if (i > start_idx && 
+        if (i > start_idx && 
-                ((amplified_sample >= 0 && prev_sample < 0) || 
+            ((audio_data[i] >= 0 && prev_sample < 0) || 
-                 (amplified_sample < 0 && prev_sample >= 0))) {
+             (audio_data[i] < 0 && prev_sample >= 0))) {
-                zero_crossings += 1.0f;
+            zero_crossings += 1.0f;
-            }
+        }
-            prev_sample = (int16_t)amplified_sample;
+        prev_sample = audio_data[i];
             
             // 添加看门狗喂狗，防止长时间计算
             #ifdef ARDUINO
@@ -670,13 +610,7 @@ float calculate_rms_energy(const int16_t* audio_data, int length) {
     
     float sum = 0.0f;
     for (int i = 0; i < length; i++) {
-        // 音频增益放大20倍，然后计算RMS能量
+        float sample = (float)audio_data[i] / 32768.0f;  // 归一化到[-1,1]
-        int32_t amplified_sample = (int32_t)audio_data[i] * 20;
-        // 防止溢出，限制在int16_t范围内
-        if (amplified_sample > 32767) amplified_sample = 32767;
-        if (amplified_sample < -32768) amplified_sample = -32768;
-        
-        float sample = (float)amplified_sample / 32768.0f;  // 归一化到[-1,1]
         sum += sample * sample;
     }
     return sqrtf(sum / length);

core.h

@@ -188,10 +188,13 @@ int judge() {
     // 获取用户设置的温度范围 (从Preferences读取)
     Preferences prefs;
     prefs.begin("DACSC", true); // 只读模式
-    float min_temp = prefs.getFloat("min_temp", 5.0); // 默认最低温度22°C
+    float min_temp = prefs.getFloat("min_temp", 10.0); // 默认最低温度10°C
-    float max_temp = prefs.getFloat("max_temp", 28.0); // 默认最高温度26°C
+    float max_temp = prefs.getFloat("max_temp", 28.0); // 默认最高温度28°C
     prefs.end();
     
+    // 打印当前使用的温度设置
+    Serial.printf("当前温度设置 - 最低: %.1f°C, 最高: %.1f°C\n", min_temp, max_temp);
+    
     // 判断逻辑：基于节假日、音频识别、时间、温度和湿度的智能控制
     
     // 规则1：节假日规则（优先级最高）

ir_control.cpp

@@ -1,169 +1,336 @@
 #include "ir_control.h"
 
+// IRremoteESP8266库的接收器对象
+// 增加缓冲区大小到500以支持长信号，超时设置为15ms
+IRrecv irrecv(IR_RECEIVE_PIN, 500, 15);
+
 void initIRControl() {
-    pinMode(IR_RECEIVE_PIN, INPUT);
+    // 配置RMT发送通道
-    pinMode(IR_SEND_PIN, OUTPUT);
+    rmt_config_t rmt_tx_config = RMT_DEFAULT_CONFIG_TX((gpio_num_t)IR_SEND_PIN, RMT_TX_CHANNEL);
-    digitalWrite(IR_SEND_PIN, LOW);
+    rmt_tx_config.clk_div = RMT_CLK_DIV;
+    rmt_tx_config.mem_block_num = RMT_MEM_BLOCK_NUM;
+    rmt_tx_config.tx_config.carrier_en = RMT_TX_CARRIER_EN;
+    rmt_tx_config.tx_config.carrier_freq_hz = RMT_TX_CARRIER_FREQ_HZ;
+    rmt_tx_config.tx_config.carrier_duty_percent = RMT_TX_CARRIER_DUTY_PERCENT;
+    rmt_tx_config.tx_config.carrier_level = RMT_TX_CARRIER_LEVEL;
+    rmt_tx_config.tx_config.idle_level = RMT_IDLE_LEVEL;
+    rmt_tx_config.tx_config.idle_output_en = true;
     
-    Serial.println("红外控制模块初始化完成");
+    esp_err_t err = rmt_config(&rmt_tx_config);
-    Serial.print("接收引脚: ");
+    if (err != ESP_OK) {
-    Serial.println(IR_RECEIVE_PIN);
+        Serial.printf("RMT发送通道配置失败: %s\n", esp_err_to_name(err));
-    Serial.print("发送引脚: ");
+        return;
-    Serial.println(IR_SEND_PIN);
+    }
+    
+    err = rmt_driver_install(RMT_TX_CHANNEL, 0, 0);
+    if (err != ESP_OK) {
+        Serial.printf("RMT发送驱动安装失败: %s\n", esp_err_to_name(err));
+        return;
+    }
+    
+    Serial.println("红外控制模块初始化完成 (使用RMT发送 + IRremoteESP8266接收)");
+    Serial.printf("发送引脚: %d (RMT通道: %d)\n", IR_SEND_PIN, RMT_TX_CHANNEL);
+    Serial.printf("接收引脚: %d (IRremoteESP8266)\n", IR_RECEIVE_PIN);
+    Serial.printf("载波频率: %d Hz\n", RMT_TX_CARRIER_FREQ_HZ);
+    Serial.printf("时钟分辨率: %d us\n", RMT_CLK_DIV);
+    Serial.printf("接收缓冲区大小: 500, 超时: 15ms\n");
+    
+    // 初始化IRremoteESP8266接收器
+    irrecv.enableIRIn();  // 启用红外接收
+    Serial.println("IRremoteESP8266接收器已启用");
 }
 
 bool checkIRSignalStart() {
-    return (digitalRead(IR_RECEIVE_PIN) == LOW);
+    // 使用IRremoteESP8266检查是否有信号开始
+    decode_results results;
+    
+    // 尝试解码，但不等待完整信号
+    if (irrecv.decode(&results, nullptr, 0, false)) {
+        // 有信号开始，恢复接收状态
+        irrecv.resume();
+        return true;
+    }
+    
+    return false;
 }
 
 IRSignal receiveIRSignal() {
     IRSignal signal;
-    signal.data = nullptr;
+    signal.markTimes = nullptr;
-    signal.length = 0;
+    signal.spaceTimes = nullptr;
+    signal.markCount = 0;
+    signal.spaceCount = 0;
+    signal.carrierFreq = IR_CARRIER_FREQ;
     signal.isValid = false;
     
-    Serial.println("开始接收红外信号...");
+    Serial.println("开始接收红外信号 (使用IRremoteESP8266)...");
+    Serial.println("请按下遥控器按键...");
     
-    // 分配内存存储信号数据
+    decode_results results;
-    signal.data = (unsigned int*)malloc(MAX_SIGNAL_LENGTH * sizeof(unsigned int));
-    if (signal.data == nullptr) {
-        Serial.println("内存分配失败");
-        return signal;
-    }
     
-    unsigned long startTime = micros();
+    // 清空接收缓冲区
-    unsigned long lastChange = startTime;
+    irrecv.resume();
-    bool currentState = HIGH;
-    bool lastState = HIGH;
     
-    // 等待信号开始（第一个低电平）
+    // 等待接收完整的红外信号
-    while (digitalRead(IR_RECEIVE_PIN) == HIGH && (micros() - startTime) < RECEIVE_TIMEOUT_US) {
+    unsigned long startTime = millis();
-        delayMicroseconds(10);
+    while (millis() - startTime < (RECEIVE_TIMEOUT_US / 1000)) {
-    }
+        if (irrecv.decode(&results)) {
-    
+            Serial.printf("检测到红外信号！原始数据长度: %d\n", results.rawlen);
-    if ((micros() - startTime) >= RECEIVE_TIMEOUT_US) {
+            Serial.printf("Raw数组总长度: %d\n", results.rawlen);
-        Serial.println("等待信号超时");
-        free(signal.data);
-        signal.data = nullptr;
-        return signal;
-    }
-    
-    Serial.println("检测到信号开始");
-    lastChange = micros();
-    lastState = LOW;
-    signal.length = 0;
-    
-    // 接收信号数据
-    while (signal.length < MAX_SIGNAL_LENGTH) {
-        currentState = digitalRead(IR_RECEIVE_PIN);
-        
-        if (currentState != lastState) {
-            // 状态改变，记录持续时间
-            unsigned long duration = micros() - lastChange;
-            signal.data[signal.length] = duration;
-            signal.length++;
             
-            lastState = currentState;
+            // 检查缓冲区溢出
-            lastChange = micros();
+            if (results.overflow) {
-        }
+                Serial.println("警告: 接收缓冲区溢出！信号可能不完整");
-        
+                Serial.println("建议: 增加缓冲区大小或检查信号长度");
-        // 检查是否信号结束（高电平持续时间过长）
+            }
-        if (currentState == HIGH && (micros() - lastChange) > SIGNAL_END_TIMEOUT_US) {
+            
-            Serial.println("检测到信号结束");
+            // 检查信号长度是否合理（典型红外信号应该有足够的数据）
+            if (results.rawlen < 10) {
+                Serial.printf("警告: 信号长度过短 (%d)，可能不是完整信号\n", results.rawlen);
+            } else if (results.rawlen >= 490) {  // 接近缓冲区上限
+                Serial.printf("警告: 信号长度接近缓冲区上限 (%d/500)，可能被截断\n", results.rawlen);
+            }
+            
+            // 打印接收到的协议信息
+            Serial.printf("协议: %s\n", typeToString(results.decode_type).c_str());
+            Serial.printf("值: 0x%08X\n", results.value);
+            Serial.printf("位数: %d\n", results.bits);
+            
+            if (results.rawlen > 1) {
+                // IRremoteESP8266的rawbuf包含原始时序数据
+                // rawbuf[0]是未使用的，实际数据从rawbuf[1]开始
+                // 数据格式：mark, space, mark, space, ...
+                
+                int dataLength = results.rawlen - 1;  // 减去未使用的第一个元素
+                
+                // 计算mark和space的数量
+                signal.markCount = (dataLength + 1) / 2;  // 奇数位置是mark
+                signal.spaceCount = dataLength / 2;       // 偶数位置是space
+                
+                Serial.printf("数据长度: %d, mark数量: %d, space数量: %d\n", 
+                             dataLength, signal.markCount, signal.spaceCount);
+                
+                // 分配mark时间数组
+                if (signal.markCount > 0) {
+                    signal.markTimes = (unsigned int*)malloc(signal.markCount * sizeof(unsigned int));
+                    if (signal.markTimes == nullptr) {
+                        Serial.println("mark时间数组内存分配失败");
+                        irrecv.resume();
+                        return signal;
+                    }
+                    
+                    // 提取mark时间（奇数索引：1, 3, 5, ...）
+                    for (int i = 0; i < signal.markCount; i++) {
+                        int rawIndex = i * 2 + 1;  // 1, 3, 5, ...
+                        if (rawIndex < results.rawlen) {
+                            // IRremoteESP8266的时间单位是tick，需要转换为微秒
+                            // 默认tick = 50us
+                            signal.markTimes[i] = results.rawbuf[rawIndex] * kRawTick;
+                        }
+                    }
+                }
+                
+                // 分配space时间数组
+                if (signal.spaceCount > 0) {
+                    signal.spaceTimes = (unsigned int*)malloc(signal.spaceCount * sizeof(unsigned int));
+                    if (signal.spaceTimes == nullptr) {
+                        Serial.println("space时间数组内存分配失败");
+                        if (signal.markTimes != nullptr) {
+                            free(signal.markTimes);
+                            signal.markTimes = nullptr;
+                        }
+                        irrecv.resume();
+                        return signal;
+                    }
+                    
+                    // 提取space时间（偶数索引：2, 4, 6, ...）
+                    for (int i = 0; i < signal.spaceCount; i++) {
+                        int rawIndex = i * 2 + 2;  // 2, 4, 6, ...
+                        if (rawIndex < results.rawlen) {
+                            // IRremoteESP8266的时间单位是tick，需要转换为微秒
+                            signal.spaceTimes[i] = results.rawbuf[rawIndex] * kRawTick;
+                        }
+                    }
+                }
+                
+                signal.isValid = true;
+                Serial.printf("IRremoteESP8266信号接收成功，mark数量: %d, space数量: %d\n", 
+                             signal.markCount, signal.spaceCount);
+                
+                // 检查信号头部特征（典型的9000us mark + 4500us space）
+                if (signal.markCount > 0 && signal.spaceCount > 0) {
+                    unsigned int firstMark = signal.markTimes[0];
+                    unsigned int firstSpace = signal.spaceTimes[0];
+                    Serial.printf("信号头部: mark=%dus, space=%dus\n", firstMark, firstSpace);
+                    
+                    // 检查是否有典型的信号头
+                    if (firstMark > 8000 && firstMark < 10000 && firstSpace > 3500 && firstSpace < 5500) {
+                        Serial.println("检测到标准信号头 (约9ms mark + 4.5ms space)");
+                    } else {
+                        Serial.println("警告: 信号头不符合标准格式，可能丢失或不完整");
+                    }
+                }
+                
+                // 打印前几个时序数据用于调试
+                Serial.print("前几个时序数据(us): ");
+                for (int i = 0; i < min(10, (int)results.rawlen - 1); i++) {
+                    Serial.printf("%d ", results.rawbuf[i + 1] * kRawTick);
+                }
+                Serial.println();
+                
+                // 打印原始数据的十六进制表示
+                Serial.print("原始数据(tick): ");
+                for (int i = 1; i < min(11, (int)results.rawlen); i++) {
+                    Serial.printf("%d ", results.rawbuf[i]);
+                }
+                Serial.println();
+                
+            } else {
+                Serial.println("接收到的信号数据长度不足");
+            }
+            
+            // 恢复接收状态
+            irrecv.resume();
             break;
         }
         
-        // 总体超时检查
+        // 短暂延时避免CPU占用过高
-        if ((micros() - startTime) > RECEIVE_TIMEOUT_US) {
+        delay(10);
-            Serial.println("接收总体超时");
-            break;
-        }
     }
     
-    if (signal.length > 0) {
+    if (!signal.isValid) {
-        signal.isValid = true;
+        Serial.println("IRremoteESP8266接收超时或无有效信号");
-        Serial.print("信号接收成功，长度: ");
+        Serial.println("请检查：");
-        Serial.println(signal.length);
+        Serial.println("1. 遥控器是否有电");
-        
+        Serial.println("2. 红外接收器是否正确连接到引脚 " + String(IR_RECEIVE_PIN));
-        // 重新分配内存以节省空间
+        Serial.println("3. 遥控器是否对准红外接收器");
-        signal.data = (unsigned int*)realloc(signal.data, signal.length * sizeof(unsigned int));
-        if (signal.data == nullptr) {
-            Serial.println("内存重新分配失败");
-            signal.isValid = false;
-            signal.length = 0;
-        }
-    } else {
-        Serial.println("未接收到有效信号");
-        free(signal.data);
-        signal.data = nullptr;
     }
     
     return signal;
 }
 
+// generateCarrier函数已被RMT模块替代，不再需要
+
 bool sendIRSignal(const IRSignal& signal) {
     if (!isValidIRSignal(signal)) {
         Serial.println("信号无效，无法发送");
         return false;
     }
     
-    Serial.println("开始发送红外信号...");
+    Serial.println("开始发送红外信号 (使用RMT)...");
-    Serial.print("信号长度: ");
+    Serial.printf("载波频率: %d Hz\n", signal.carrierFreq);
-    Serial.println(signal.length);
+    Serial.printf("mark数量: %d, space数量: %d\n", signal.markCount, signal.spaceCount);
     
-    // 禁用中断以确保精确的时序
+    // 计算需要的RMT项目数量
-    noInterrupts();
+    int maxCount = max(signal.markCount, signal.spaceCount);
+    size_t item_count = maxCount;
     
-    bool state = LOW; // 红外信号通常以低电平开始
+    // 计算并显示raw数组总长度（mark + space的总数）
+    int totalRawLength = signal.markCount + signal.spaceCount;
+    Serial.printf("发送Raw数组总长度: %d (mark: %d + space: %d)\n", 
+                  totalRawLength, signal.markCount, signal.spaceCount);
     
-    for (int i = 0; i < signal.length; i++) {
+    // 分配RMT项目数组
-        digitalWrite(IR_SEND_PIN, state);
+    rmt_item32_t* items = (rmt_item32_t*)malloc(item_count * sizeof(rmt_item32_t));
-        delayMicroseconds(signal.data[i]);
+    if (items == nullptr) {
-        state = !state; // 切换状态
+        Serial.println("RMT项目内存分配失败");
+        return false;
     }
     
-    // 确保最后是低电平
+    // 构建RMT数据项
-    digitalWrite(IR_SEND_PIN, LOW);
+    for (int i = 0; i < maxCount; i++) {
+        items[i].level0 = 1;  // mark期间为高电平（载波调制）
+        items[i].duration0 = (i < signal.markCount) ? signal.markTimes[i] : 0;
+        
+        items[i].level1 = 0;  // space期间为低电平（无载波）
+        items[i].duration1 = (i < signal.spaceCount) ? signal.spaceTimes[i] : 0;
+    }
     
-    // 重新启用中断
+    // 发送RMT数据
-    interrupts();
+    esp_err_t err = rmt_write_items(RMT_TX_CHANNEL, items, item_count, true);
     
-    Serial.println("信号发送完成");
+    if (err != ESP_OK) {
+        Serial.printf("RMT发送失败: %s\n", esp_err_to_name(err));
+        free(items);
+        return false;
+    }
+    
+    // 等待发送完成
+    err = rmt_wait_tx_done(RMT_TX_CHANNEL, pdMS_TO_TICKS(1000));
+    
+    if (err != ESP_OK) {
+        Serial.printf("RMT发送等待超时: %s\n", esp_err_to_name(err));
+        free(items);
+        return false;
+    }
+    
+    free(items);
+    Serial.println("RMT信号发送完成");
     return true;
 }
 
 void freeIRSignal(IRSignal& signal) {
-    if (signal.data != nullptr) {
+    if (signal.markTimes != nullptr) {
-        free(signal.data);
+        free(signal.markTimes);
-        signal.data = nullptr;
+        signal.markTimes = nullptr;
     }
-    signal.length = 0;
+    if (signal.spaceTimes != nullptr) {
+        free(signal.spaceTimes);
+        signal.spaceTimes = nullptr;
+    }
+    signal.markCount = 0;
+    signal.spaceCount = 0;
+    signal.carrierFreq = 0;
     signal.isValid = false;
 }
 
 IRSignal copyIRSignal(const IRSignal& source) {
     IRSignal copy;
-    copy.data = nullptr;
+    copy.markTimes = nullptr;
-    copy.length = 0;
+    copy.spaceTimes = nullptr;
+    copy.markCount = 0;
+    copy.spaceCount = 0;
+    copy.carrierFreq = 0;
     copy.isValid = false;
     
     if (!isValidIRSignal(source)) {
         return copy;
     }
     
-    // 分配内存
+    // 复制mark时间数组
-    copy.data = (unsigned int*)malloc(source.length * sizeof(unsigned int));
+    if (source.markCount > 0 && source.markTimes != nullptr) {
-    if (copy.data == nullptr) {
+        copy.markTimes = (unsigned int*)malloc(source.markCount * sizeof(unsigned int));
-        Serial.println("复制信号时内存分配失败");
+        if (copy.markTimes == nullptr) {
-        return copy;
+            Serial.println("复制mark时间数组时内存分配失败");
+            return copy;
+        }
+        
+        for (int i = 0; i < source.markCount; i++) {
+            copy.markTimes[i] = source.markTimes[i];
+        }
+        copy.markCount = source.markCount;
     }
     
-    // 复制数据
+    // 复制space时间数组
-    for (int i = 0; i < source.length; i++) {
+    if (source.spaceCount > 0 && source.spaceTimes != nullptr) {
-        copy.data[i] = source.data[i];
+        copy.spaceTimes = (unsigned int*)malloc(source.spaceCount * sizeof(unsigned int));
+        if (copy.spaceTimes == nullptr) {
+            Serial.println("复制space时间数组时内存分配失败");
+            if (copy.markTimes != nullptr) {
+                free(copy.markTimes);
+                copy.markTimes = nullptr;
+                copy.markCount = 0;
+            }
+            return copy;
+        }
+        
+        for (int i = 0; i < source.spaceCount; i++) {
+            copy.spaceTimes[i] = source.spaceTimes[i];
+        }
+        copy.spaceCount = source.spaceCount;
     }
     
-    copy.length = source.length;
+    copy.carrierFreq = source.carrierFreq;
     copy.isValid = true;
     
     return copy;
@@ -176,33 +343,56 @@ void printIRSignal(const IRSignal& signal, int maxPrint) {
     }
     
     Serial.println("=== 红外信号数据 ===");
-    Serial.print("信号长度: ");
+    Serial.print("载波频率: ");
-    Serial.println(signal.length);
+    Serial.print(signal.carrierFreq);
+    Serial.println(" Hz");
+    Serial.print("mark数量: ");
+    Serial.println(signal.markCount);
+    Serial.print("space数量: ");
+    Serial.println(signal.spaceCount);
     Serial.print("信号有效: ");
     Serial.println(signal.isValid ? "是" : "否");
     
-    int printCount = (maxPrint == 0) ? signal.length : min(maxPrint, signal.length);
+    // 打印mark时间
-    
+    int markPrintCount = (maxPrint == 0) ? signal.markCount : min(maxPrint, signal.markCount);
-    Serial.println("原始数据 (微秒):");
+    Serial.println("Mark时间 (微秒):");
-    for (int i = 0; i < printCount; i++) {
+    for (int i = 0; i < markPrintCount; i++) {
-        Serial.print("Index ");
+        Serial.print("Mark ");
         Serial.print(i);
         Serial.print(": ");
-        Serial.print(signal.data[i]);
+        Serial.print(signal.markTimes[i]);
-        Serial.print(" us (");
+        Serial.println(" us");
-        Serial.print((i % 2 == 0) ? "LOW" : "HIGH");
-        Serial.println(")");
     }
     
-    if (printCount < signal.length) {
+    if (markPrintCount < signal.markCount) {
         Serial.print("... 还有 ");
-        Serial.print(signal.length - printCount);
+        Serial.print(signal.markCount - markPrintCount);
-        Serial.println(" 个数据点未显示");
+        Serial.println(" 个mark数据点未显示");
+    }
+    
+    // 打印space时间
+    int spacePrintCount = (maxPrint == 0) ? signal.spaceCount : min(maxPrint, signal.spaceCount);
+    Serial.println("Space时间 (微秒):");
+    for (int i = 0; i < spacePrintCount; i++) {
+        Serial.print("Space ");
+        Serial.print(i);
+        Serial.print(": ");
+        Serial.print(signal.spaceTimes[i]);
+        Serial.println(" us");
+    }
+    
+    if (spacePrintCount < signal.spaceCount) {
+        Serial.print("... 还有 ");
+        Serial.print(signal.spaceCount - spacePrintCount);
+        Serial.println(" 个space数据点未显示");
     }
     
     Serial.println("==================");
 }
 
 bool isValidIRSignal(const IRSignal& signal) {
-    return (signal.data != nullptr && signal.length > 0 && signal.isValid);
+    return (signal.isValid && 
+            ((signal.markTimes != nullptr && signal.markCount > 0) || 
+             (signal.spaceTimes != nullptr && signal.spaceCount > 0)) &&
+            signal.carrierFreq > 0);
 }

ir_control.h

@@ -2,12 +2,19 @@
 #define IR_CONTROL_H
 
 #include <Arduino.h>
+#include "driver/rmt.h"
+#include "driver/gpio.h"
+#include <IRrecv.h>
+#include <IRutils.h>
 
 // 红外信号结构体
 struct IRSignal {
-    unsigned int* data;     // 原始信号数据数组（微秒）
+    unsigned int* markTimes;    // mark时间数组（微秒）
-    int length;            // 信号长度
+    unsigned int* spaceTimes;   // space时间数组（微秒）
-    bool isValid;          // 信号是否有效
+    int markCount;             // mark数量
+    int spaceCount;            // space数量
+    unsigned int carrierFreq;   // 载波频率（Hz）
+    bool isValid;              // 信号是否有效
 };
 
 // 配置参数
@@ -16,6 +23,22 @@ struct IRSignal {
 #define MAX_SIGNAL_LENGTH 1000
 #define RECEIVE_TIMEOUT_US 1000000  // 1秒接收超时
 #define SIGNAL_END_TIMEOUT_US 50000 // 50ms信号结束判断
+#define IR_CARRIER_FREQ 38000       // 38kHz载波频率
+#define CARRIER_PERIOD_US 26        // 38kHz载波周期（微秒）
+
+// RMT配置参数
+#define RMT_TX_CHANNEL RMT_CHANNEL_0    // RMT发送通道
+#define RMT_RX_CHANNEL RMT_CHANNEL_1    // RMT接收通道
+#define RMT_CLK_DIV 80                  // RMT时钟分频器 (80MHz / 80 = 1MHz, 1us分辨率)
+#define RMT_MEM_BLOCK_NUM 1             // RMT内存块数量
+#define RMT_TX_CARRIER_EN true          // 启用发送载波
+#define RMT_TX_CARRIER_FREQ_HZ 38000    // 发送载波频率
+#define RMT_TX_CARRIER_DUTY_PERCENT 33  // 载波占空比
+#define RMT_TX_CARRIER_LEVEL RMT_CARRIER_LEVEL_HIGH  // 载波电平
+#define RMT_IDLE_LEVEL RMT_IDLE_LEVEL_LOW            // 空闲电平
+#define RMT_RX_FILTER_EN true           // 启用接收滤波器
+#define RMT_RX_FILTER_THRESH_US 100     // 接收滤波器阈值(微秒)
+#define RMT_RX_IDLE_THRESH_US 10000     // 接收空闲阈值(微秒)
 
 /**
  * 初始化红外控制模块
@@ -33,9 +56,12 @@ bool checkIRSignalStart();
 
 /**
  * 接收红外信号
- * @return IRSignal 包含原始红外信号数据的结构体
+ * @return IRSignal 包含红外信号mark/space时序和载波频率的结构体
- *         - data: 指向信号数据数组的指针
+ *         - markTimes: 指向mark时间数组的指针
- *         - length: 信号数据长度
+ *         - spaceTimes: 指向space时间数组的指针
+ *         - markCount: mark数量
+ *         - spaceCount: space数量
+ *         - carrierFreq: 载波频率
  *         - isValid: 是否成功接收到有效信号
  * 
  * 注意：调用者需要在使用完毕后调用 freeIRSignal() 释放内存