Temperature Monitoring Light

The lamp can change color according to the temperature. If the weather is cold, blue light can be displayed, it is hot, and it is replaced with a red light. When the weather is nice, it's a green light.

6 foamcore Board(30x30cm)

1 RGB LED strip

Some dupont lines

1 cylinder (anyone)

1 Arduino Leonardo

1 Breadboard

1 motor adapter

const int hot = 180; //set hot parameter

const int cold = 110;

; //set cold parameter

void setup() {

 pinMode(13, OUTPUT); 

 pinMode(11, OUTPUT);

 pinMode(10,OUTPUT);

 pinMode(9, OUTPUT);

 Serial.begin(9600);

}

void loop() {

 unsigned int sensor = analogRead(A2);

 unsigned int tempC = (125 * sensor) >> 8;

 Serial.print("temp: ");

 Serial.print(tempC);

 if (tempC < cold) { //cold

  digitalWrite(13, HIGH) ;

  digitalWrite(10, HIGH) ;

  digitalWrite(9, LOW);

  digitalWrite(11, HIGH);

  Serial.println(" It's Cold.");

 }

 else if (tempC >= hot) { //hot

  digitalWrite(13, HIGH) ;

  digitalWrite(10, LOW) ;

  digitalWrite(9, HIGH);

  digitalWrite(11, HIGH);

  Serial.println(" It's Hot.");

 }

 else { //fine

  digitalWrite(13, HIGH) ;

  digitalWrite(10, HIGH) ;

  digitalWrite(9, HIGH);

  digitalWrite(11, LOW);

  Serial.println(" It's Fine.");

 }

 delay(100);

}