#define analogPin A1
#define commandePin 3
long start = 0 ;
int sensorValue = 0 ;

void setup() {
    Serial.begin(9600);
    pinMode(commandePin, OUTPUT) ;
    digitalWrite(commandePin, HIGH) ;
    delay(3000) ;
    sensorValue = analogRead(analogPin);
    digitalWrite(commandePin, LOW) ;
    start = millis() ;
}

void loop() {
    int sensorValue = analogRead(analogPin);
    if (sensorValue > 1) {
        String msg = "DATA" ;
        msg = msg + ":TIME:" + String(millis()-start) ;
        msg = msg + ":A1:" + String(sensorValue) ;
        Serial.println(msg) ;
    }
}