int myVoltPin = A1;
int readVal ;
int redLed = 11;
int delayT = 100;
void setup() {
  // put your setup code here, to run once:
Serial.begin(9600);
pinMode(redLed, OUTPUT);
pinMode(myVoltPin, INPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
readVal = analogRead(myVoltPin);
Serial.println(readVal);
delay(delayT);

while(readVal>=1000){
  digitalWrite(redLed, HIGH);
  readVal = analogRead(myVoltPin);
  Serial.println(readVal);
  delay(delayT);
}
digitalWrite(redLed, LOW);
}