#define motPin 5 // motor board connected to digital pin 9 #define ledPin 13 // LED connected to digital pin 13 int val = 10; void setup() { pinMode(motPin, OUTPUT); // sets the pin as output pinMode(ledPin, OUTPUT); // sets the pin as output for (int i=0; i < 10; i++) { digitalWrite(ledPin, HIGH); delay(200); digitalWrite(ledPin, LOW); delay(200); } } void loop() { if(val<255){val++;} analogWrite(motPin, val); // analogRead values go from 0 to 1023, analogWrite values from 0 to 255 delay(5); }