#include <Arduino.h>
#include <FastLED.h>
#include <IRremote.h>

#define IRsensorPin 11

IRrecv irrecv(IRsensorPin);   //设定红外接收对象为irrecv
bool LEDkey = 0;    //默认LED开关为关闭状态

void setup(){
  Serial.begin(9600);
  pinMode(IRsensorPin, INPUT);
  pinMode(LED_BUILTIN, OUTPUT);
  digitalWrite(LED_BUILTIN, LOW);  //默认LED灯位熄灭状态

  irrecv.enableIRIn();    //启动红外接收功能
  Serial.println("红外遥控功能已启用！");
}

void loop(){
  if(irrecv.decode()){    //判断红外接收结果是否可以被解码
    Serial.print("指令码为：");
    Serial.println(irrecv.decodedIRData.command);   //输出解码后的数据指令
    
    switch(irrecv.decodedIRData.command){
      case 162:
        if(LEDkey == 0){    //判断LED开关状态
          digitalWrite(LED_BUILTIN, HIGH);
          Serial.println("开启内置LED");
          LEDkey = 1;   //LED开关为开启状态
        }else if(LEDkey == 1){    //判断LED开关状态
          digitalWrite(LED_BUILTIN, LOW);
          Serial.println("关闭内置LED");
          LEDkey = 0;   //LED开关为关闭状态
      }
      break;

      case 226:
      Serial.println("打开菜单");
      break;

      case 34:
      Serial.println("进入测试模式");
      break;

      case 194:
      Serial.println("返回");
      break;

      case 2:
      Serial.println("音量增加");
      break;

      case 152:
      Serial.println("音量减少");
      break;

      case 224:
      Serial.println("上一个");
      break;

      case 144:
      Serial.println("下一个");
      break;

      case 168:
      Serial.println("播放");
      break;

      case 104:
      Serial.println("0");
      break;

      case 176:
      Serial.println("C");
      break;

      case 48:
      Serial.println("1");
      break;

      case 24:
      Serial.println("2");
      break;

      case 122:
      Serial.println("3");
      break;

      case 16:
      Serial.println("4");
      break;

      case 56:
      Serial.println("5");
      break;

      case 90:
      Serial.println("6");
      break;

      case 66:
      Serial.println("7");
      break;

      case 74:
      Serial.println("8");
      break;

      case 82:
      Serial.println("9");
      break;

    }
    Serial.println("=======================");
    irrecv.resume();    //准备接收下一个红外遥控指令
  }
delay(100);

}