int pinoPIR = 3;
int valorPIR = 0;
int pinoLED = 25;
void setup() {
  Serial.begin(115200);
  pinMode(pinoPIR, INPUT);
  pinMode(pinoLED, OUTPUT);
}

void loop() {
  valorPIR = digitalRead(pinoPIR);
  if (valorPIR == HIGH) digitalWrite(pinoLED, HIGH);
  else                  digitalWrite(pinoLED, LOW);
}