int potar=A1; int led1=11; int led2=10; int potarValue; int potarValueMap; int potarValueMap2; void setup() { pinMode(led1, OUTPUT); pinMode(led2, OUTPUT); pinMode(potar, INPUT); Serial.begin(9600); } void loop() { potarValue=analogRead(potar); potarValue=constrain(potarValue, 60, 300); potarValueMap=map(potarValue,300, 60, 0, 255); analogWrite(led1,potarValueMap); delay(!potarValue*30); analogWrite(led2,potarValueMap/4); Serial.print(" potarValue = "); Serial.print(potarValue); Serial.print("\t"); Serial.print(" potarValueMap = "); Serial.println(potarValueMap); delay(10); }