Projet Joystick avec Arduino

Jx = analogRead(A0);
Jy = analogRead(A1);
SWState = !digitalRead(SW);

Vx = (float)Jx * 5.0 / 1023.0;
Vy = (float)Jy * 5.0 / 1023.0;

analogWrite(LEDJx, Jx >> 2); // [0, 1023]=>[0, 255];
analogWrite(LEDJy, Jy >> 2);
digitalWrite(LEDSW,SWState);

Serial.print(Vx); Serial.print(",");
Serial.print(Vy); Serial.print(",");
Serial.println(5*SWState);

#define LEDJx   3
#define LEDJy   4
#define SW      5
#define LEDSW   6


int Jx, Jy, SWState = false;
float Vx, Vy;



void setup() {
  Serial.begin(9600);
  pinMode(SW, INPUT_PULLUP);
  pinMode(LEDJx, OUTPUT);
  pinMode(LEDJy, OUTPUT);
  pinMode(LEDSW, OUTPUT);
}

void loop() {
  // Lecture des voies X et Y et SW
  Jx = analogRead(A0);
  Jy = analogRead(A1);
  SWState = !digitalRead(SW);

  // Conversion en Volt
  Vx = (float)Jx * 5.0 / 1023.0;
  Vy = (float)Jy * 5.0 / 1023.0;

  // Mise à jour de la luminosité des LEDs
  analogWrite(LEDJx, Jx >> 2); // [0, 1023]=>[0, 255];
  analogWrite(LEDJy, Jy >> 2);
  digitalWrite(LEDSW,SWState); 
  
  // Affichage des voies X et Y
  Serial.print(Vx); Serial.print(",");
  Serial.print(Vy); Serial.print(",");
  Serial.println(5*SWState);
}