期末作品展示

期末作品主題名稱:銘傳溫昇好

原理:利用溫度感應器製作的小實驗 當溫度越高亮的燈泡數會越多 溫度越低亮的燈泡數則會越少

影片網址:https://youtu.be/sS1rxJ9snXE

const int sensorPin = A0; const float baselineTemp=22.0; void setup(){ Serial.begin(9600); for(int pinNumber = 2; pinNumber<5; pinNumber++){ pinMode(pinNumber,OUTPUT); digitalWrite(pinNumber, LOW); } } void loop(){ int sensorVal = analogRead(sensorPin); Serial.print("Sensor Value: "); Serial.print(sensorVal); float voltage = (sensorVal/1024.0) * 5.0; Serial.print(", Volts: "); Serial.print(voltage); Serial.print(", degrees C: "); float temperature = (voltage - .5) * 80; Serial.println(temperature); if(temperature < baselineTemp){ digitalWrite(2, LOW); digitalWrite(3, LOW); digitalWrite(4, LOW); }else if(temperature >= baselineTemp+2 && temperature < baselineTemp+4){ digitalWrite(2, HIGH); digitalWrite(3, LOW); digitalWrite(4, LOW); }else if(temperature >= baselineTemp+5 && temperature < baselineTemp+6){ digitalWrite(2, HIGH); digitalWrite(3, HIGH); digitalWrite(4, LOW); }else if(temperature >= baselineTemp+6){ digitalWrite(2, HIGH); digitalWrite(3, HIGH); digitalWrite(4, HIGH); } delay(1); }