const byte inputPotentiometer = 1;
const byte inputSwitch = 8;
const byte outputPWM = 5;
const byte outputLed = 9;
int fire;
int pwm;

int getPWMValue() {
  return map( analogRead( inputPotentiometer ), 0, 1023, 0, 255 );
}

void setup()
{
 // Declaration des pin utilisée par la board
  pinMode( inputPotentiometer, INPUT );
  pinMode( inputSwitch, INPUT_PULLUP );
  pinMode( outputPWM, OUTPUT );
  pinMode( outputLed, OUTPUT );
  fire = 0;
  pwm = 0;

}

void loop()
{
  pwm = getPWMValue();
  fire = digitalRead( inputSwitch );
  if ( fire  == 1 ){
    digitalWrite( outputLed, LOW );
    analogWrite( outputPWM, 0 );
  }
if (fire == 0){
  digitalWrite( outputLed, HIGH );
  analogWrite( outputPWM, pwm );
} else {
  digitalWrite( outputLed, LOW );
  analogWrite( outputPWM, 0 );
};
};