1.单词

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红外线火焰传感器

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原理

20--1000

程序

接线图

模块

模块2

背景

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int infrared = A0;
int Yellow = 4;
int Red = 6;
int buzzer = 5;
void setup(){
  pinMode(infrared,INPUT);
  pinMode(Yellow,OUTPUT);
  pinMode(Red,OUTPUT);
  pinMode(buzzer,OUTPUT);
  Serial.begin(9600);
}

void loop(){
  int val = analogRead(infrared);
  Serial.println(val);
  if (val>=30 && val<=400){
    digitalWrite(Yellow,HIGH);
    digitalWrite(Red,LOW);
    }else if(val>=400){
      digitalWrite(Red,HIGH);
      digitalWrite(Yellow,LOW);
      }else{
        digitalWrite(Yellow,LOW);
        };
  
}