72 lines
2 KiB
C++
72 lines
2 KiB
C++
const int sensorPin = A0;
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const float baselineTemp = 0.0;
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void setup() {
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// put your setup code here, to run once:
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Serial.begin(9600);
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for (int pinNumber = 3; pinNumber < 8; pinNumber++) {
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pinMode(pinNumber, OUTPUT);
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digitalWrite(pinNumber, LOW);
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}
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}
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void loop() {
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// put your main code here, to run repeatedly:
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int sensorVal = analogRead(sensorPin);
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Serial.print("Sensor value: ");
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Serial.print(sensorVal);
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float voltage = ((sensorVal / 1024.0) * 5.0);
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Serial.print(", Volts: ");
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Serial.print(voltage);
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Serial.print(", degrees C: ");
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float temp = (voltage - .5) * 100;
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Serial.print(temp);
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Serial.print("\n");
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if (temp > baselineTemp && temp <= baselineTemp + 5) {
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digitalWrite(3, HIGH);
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digitalWrite(4, LOW);
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digitalWrite(5, LOW);
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digitalWrite(6, LOW);
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digitalWrite(7, LOW);
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digitalWrite(8, LOW);
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} else if (temp > baselineTemp + 5 && temp <= baselineTemp + 10) {
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digitalWrite(3, HIGH);
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digitalWrite(4, HIGH);
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digitalWrite(5, LOW);
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digitalWrite(6, LOW);
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digitalWrite(7, LOW);
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digitalWrite(8, LOW);
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} else if (temp > baselineTemp + 10 && temp <= baselineTemp + 15) {
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digitalWrite(3, HIGH);
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digitalWrite(4, HIGH);
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digitalWrite(5, HIGH);
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digitalWrite(6, LOW);
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digitalWrite(7, LOW);
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digitalWrite(8, LOW);
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} else if (temp > baselineTemp + 15 && temp <= baselineTemp + 20) {
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digitalWrite(3, HIGH);
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digitalWrite(4, HIGH);
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digitalWrite(5, HIGH);
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digitalWrite(6, HIGH);
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digitalWrite(7, LOW);
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digitalWrite(8, LOW);
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} else if (temp > baselineTemp + 20 && temp <= baselineTemp + 25) {
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digitalWrite(3, HIGH);
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digitalWrite(4, HIGH);
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digitalWrite(5, HIGH);
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digitalWrite(6, HIGH);
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digitalWrite(7, HIGH);
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digitalWrite(8, LOW);
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} else if (temp > baselineTemp + 25) {
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digitalWrite(3, HIGH);
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digitalWrite(4, HIGH);
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digitalWrite(5, HIGH);
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digitalWrite(6, HIGH);
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digitalWrite(7, HIGH);
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digitalWrite(8, HIGH);
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}
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delay(1000);
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}
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