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Arduino LEONARDOでLM335Zの温度センサーをつなぐ

Last updated at Posted at 2016-05-26
int val = 0;
float v = 5;

void setup() {
  Serial.begin(9600);
}

void loop() {
  val = analogRead(A0);
  float temp = modTemp(val);
  Serial.println(temp);
  delay(1000);
}

float modTemp(int analog_val){
  float v = 5;
  float tempC = (v * analog_val)  * 100 / 1024.0 -273.15 ;
  return tempC;
}

抵抗は2KΩ

S__40550407.jpg

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