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servo.ino
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servo.ino
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#include <Servo.h> //INCLUDES SERVO LIBRARY
Servo servo;
int trig = 5;
int echo = 6;
int servoPin = 9;
long duration, distance, average;
long aver[3];
void setup() {
Serial.begin(9600);
servo.attach(servoPin);
pinMode(trig, OUTPUT);
pinMode(echo, INPUT);
servo.write(0); //CLOSES CAP ON STARTING
delay(100);
servo.detach();
}
void measure() {
digitalWrite(trig, LOW);
delayMicroseconds(5);
digitalWrite(trig, HIGH);
delayMicroseconds(15);
digitalWrite(trig, LOW);
pinMode(echo, INPUT);
duration = pulseIn(echo, HIGH);
distance = (duration / 2) / 29.1;
}
void loop() {
Serial.println(distance);
for (int i = 0; i <= 2; i++) {
measure();
aver[i] = distance;
delay(10);
}
distance = (aver[0] + aver[1] + aver[2]) / 3;
if( distance <= 20 ){
servo.attach(servoPin);
delay(1);
servo.write(0);
delay(3500);
servo.write(180);
delay(1500);
servo.detach();
}
}