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- int ledPin1 = 3;
- int ledPin2 = 4;
- int ledPin3 = 5;
- int ledPin4 = 6;
- int ledPin5 = 7;
- int ledPin6 = 8;
- int ledPin7 = 9;
- int ledPin8 = 10;
- int ledPin9 = 11;
- void setup()
- {
- Serial.begin(9600);
- // Define the led pins as outputs
- pinMode(ledPin1, OUTPUT);
- pinMode(ledPin2, OUTPUT);
- pinMode(ledPin3, OUTPUT);
- pinMode(ledPin4, OUTPUT);
- pinMode(ledPin5, OUTPUT);
- pinMode(ledPin6, OUTPUT);
- pinMode(ledPin7, OUTPUT);
- pinMode(ledPin8, OUTPUT);
- pinMode(ledPin9, OUTPUT);
- }
- void loop()
- {
- // Read data from serial communication
- if (Serial.available() > 0) {
- int b = Serial.read();
- // Note, I made it so that it's more sensitive to 0-40% load.
- // Since thats where it's usually at when using the computer as normal.
- if (b > 0 && b < 5)
- {
- digitalWrite(ledPin1, HIGH);
- digitalWrite(ledPin2, LOW);
- digitalWrite(ledPin3, LOW);
- digitalWrite(ledPin4, LOW);
- digitalWrite(ledPin5, LOW);
- digitalWrite(ledPin6, LOW);
- digitalWrite(ledPin7, LOW);
- digitalWrite(ledPin8, LOW);
- digitalWrite(ledPin9, LOW);
- }
- if (b > 5 && b < 10)
- {
- digitalWrite(ledPin1, HIGH);
- digitalWrite(ledPin2, HIGH);
- digitalWrite(ledPin3, LOW);
- digitalWrite(ledPin4, LOW);
- digitalWrite(ledPin5, LOW);
- digitalWrite(ledPin6, LOW);
- digitalWrite(ledPin7, LOW);
- digitalWrite(ledPin8, LOW);
- digitalWrite(ledPin9, LOW);
- }
- if (b > 10 && b < 15)
- {
- digitalWrite(ledPin1, HIGH);
- digitalWrite(ledPin2, HIGH);
- digitalWrite(ledPin3, HIGH);
- digitalWrite(ledPin4, LOW);
- digitalWrite(ledPin5, LOW);
- digitalWrite(ledPin6, LOW);
- digitalWrite(ledPin7, LOW);
- digitalWrite(ledPin8, LOW);
- digitalWrite(ledPin9, LOW);
- }
- if (b > 15 && b < 20)
- {
- digitalWrite(ledPin1, HIGH);
- digitalWrite(ledPin2, HIGH);
- digitalWrite(ledPin3, HIGH);
- digitalWrite(ledPin4, HIGH);
- digitalWrite(ledPin5, LOW);
- digitalWrite(ledPin6, LOW);
- digitalWrite(ledPin7, LOW);
- digitalWrite(ledPin8, LOW);
- digitalWrite(ledPin9, LOW);
- }
- if (b > 25 && b < 30)
- {
- digitalWrite(ledPin1, HIGH);
- digitalWrite(ledPin2, HIGH);
- digitalWrite(ledPin3, HIGH);
- digitalWrite(ledPin4, HIGH);
- digitalWrite(ledPin5, HIGH);
- digitalWrite(ledPin6, LOW);
- digitalWrite(ledPin7, LOW);
- digitalWrite(ledPin8, LOW);
- digitalWrite(ledPin9, LOW);
- }
- if (b > 35 && b < 40)
- {
- digitalWrite(ledPin1, HIGH);
- digitalWrite(ledPin2, HIGH);
- digitalWrite(ledPin3, HIGH);
- digitalWrite(ledPin4, HIGH);
- digitalWrite(ledPin5, HIGH);
- digitalWrite(ledPin6, HIGH);
- digitalWrite(ledPin7, LOW);
- digitalWrite(ledPin8, LOW);
- digitalWrite(ledPin9, LOW);
- }
- if (b > 40 && b < 60)
- {
- digitalWrite(ledPin1, HIGH);
- digitalWrite(ledPin2, HIGH);
- digitalWrite(ledPin3, HIGH);
- digitalWrite(ledPin4, HIGH);
- digitalWrite(ledPin5, HIGH);
- digitalWrite(ledPin6, HIGH);
- digitalWrite(ledPin7, HIGH);
- digitalWrite(ledPin8, LOW);
- digitalWrite(ledPin9, LOW);
- }
- if (b > 60 && b < 80)
- {
- digitalWrite(ledPin1, HIGH);
- digitalWrite(ledPin2, HIGH);
- digitalWrite(ledPin3, HIGH);
- digitalWrite(ledPin4, HIGH);
- digitalWrite(ledPin5, HIGH);
- digitalWrite(ledPin6, HIGH);
- digitalWrite(ledPin7, HIGH);
- digitalWrite(ledPin8, HIGH);
- digitalWrite(ledPin9, LOW);
- }
- if (b > 80 && b < 100)
- {
- digitalWrite(ledPin1, HIGH);
- digitalWrite(ledPin2, HIGH);
- digitalWrite(ledPin3, HIGH);
- digitalWrite(ledPin4, HIGH);
- digitalWrite(ledPin5, HIGH);
- digitalWrite(ledPin6, HIGH);
- digitalWrite(ledPin7, HIGH);
- digitalWrite(ledPin8, HIGH);
- digitalWrite(ledPin9, HIGH);
- }
- Serial.flush();
- }
- }
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