Week12 作業

12-1 感溫度

const int sensorPin = A0; const float baselineTemp = 25.0; 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) * 100; 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 + 4 && 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); }

12-2 感光


const int greenLEDPin = 9; const int redLEDPin = 11; const int blueLEDPin = 10; const int redSensorPin = A0; const int greenSensorPin = A1; const int blueSensorPin = A2; int redValue = 0; int greenValue = 0; int blueValue = 0; int redSensorValue = 0; int greenSensorValue = 0; int blueSensorValue = 0; void setup() { Serial.begin(9600); pinMode(greenLEDPin,OUTPUT); pinMode(redLEDPin,OUTPUT); pinMode(blueLEDPin,OUTPUT); } void loop() { redSensorValue = analogRead(redSensorPin); delay(5); greenSensorValue = analogRead(greenSensorPin); delay(5); blueSensorValue = analogRead(blueSensorPin); Serial.print("raw sensor Values \t red: "); Serial.print(redSensorValue); Serial.print("\t green: "); Serial.print(greenSensorValue); Serial.print("\t Blue: "); Serial.println(blueSensorValue); redValue=redSensorValue/4; greenValue=greenSensorValue/4; blueValue=blueSensorValue/4; Serial.print("Mapped sensor Values \t red: "); Serial.print(redValue); Serial.print("\t green: "); Serial.print(greenValue); Serial.print("\t Blue: "); Serial.println(blueValue); analogWrite(redLEDPin, redValue); analogWrite(greenLEDPin, greenValue); analogWrite(blueLEDPin, blueValue); }