int pin = 27;

void setup() {

  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  pinMode(27, INPUT);
  pinMode(25, OUTPUT);
}

void loop() {
 int reading = digitalRead(27);
 Serial.println(reading);
 if (reading==1)
 {
  Serial.println(" motion render");
  digitalWrite(25,HIGH);
 }
 else
 {
  Serial.println(" no motion");
  digitalWrite(25, LOW);
 }
  // put your main code here, to run repeatedly:
  delay(10); // this speeds up the simulation
}