// Read Y axis from Virtual Pin V2 BLYNK_WRITE(V2) joyY = param.asInt(); // 0..1023
// Read X axis from Virtual Pin V1 BLYNK_WRITE(V1) joyX = param.asInt(); // 0..1023
void setup() Serial.begin(115200); Blynk.begin(auth, ssid, pass);
void loop() Y: "); Serial.println(joyY);