const int BLED = 10; const int GLED = 9; const int RLED = 11; const int TEMP = 0; const int LOWER_BOUND = 179; const int UPPER_BOUND = 347; int val = 0; void setup() { pinMode (BLED, OUTPUT); pinMode (GLED, OUTPUT); pinMode (RLED, OUTPUT); } void loop() { val = analogRead(TEMP); if (val < LOWER_BOUND) { digitalWrite(RLED, LOW); digitalWrite(GLED, LOW); digitalWrite(BLED, HIGH); } else if (val > UPPER_BOUND) { digitalWrite(RLED, HIGH); digitalWrite(GLED, LOW); digitalWrite(BLED, LOW); } else { digitalWrite(RLED, LOW); digitalWrite(GLED, HIGH); digitalWrite(BLED, LOW); } }