#include <Servo.h>
Servo myservo;
int sensor_pir = 2;
void setup() {
myservo.attach(9);
Serial.begin(9600);
}
void loop() {
myservo.write(0);
int presencia = digitalRead(sensor_pir);
Serial.print(presencia);
if (presencia == 1) {
myservo.write(90);
delay(1000);
}
}
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