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main.c
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110 lines (92 loc) · 2.08 KB
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#define trigPin1 A5
#define echoPin1 A4
#define trigPin2 A3
#define echoPin2 A2
#define trigPin3 A1
#define echoPin3 A0
#define buzzer 3
#define vibrator1 5
#define vibrator2 6
void setup()
{
Serial.begin(9600);
pinMode(trigPin1, OUTPUT);
pinMode(echoPin1, INPUT);
pinMode(trigPin2, OUTPUT);
pinMode(echoPin2, INPUT);
pinMode(trigPin3, OUTPUT);
pinMode(echoPin3, INPUT);
pinMode(buzzer, OUTPUT);
pinMode(vibrator1, OUTPUT);
pinMode(vibrator2, OUTPUT);
}
void loop()
{
long duration, distance;
// Read distance for buzzer
digitalWrite(trigPin1, LOW);
delayMicroseconds(2);
digitalWrite(trigPin1, HIGH);
delayMicroseconds(1);
digitalWrite(trigPin1, LOW);
duration = pulseIn(echoPin1, HIGH);
distance = (duration/2) / 29.1;
// Actuate Buzzer
if (distance < 50)
{
Serial.println(distance);
digitalWrite(buzzer,HIGH);
Serial.println("Buzzer - HIGH");
}
else
{
Serial.println(distance);
digitalWrite(buzzer,LOW);
Serial.println("Buzzer - LOW");
}
delay(50);
// Read distance for Vibrator 1
digitalWrite(trigPin2, LOW);
delayMicroseconds(2);
digitalWrite(trigPin2, HIGH);
delayMicroseconds(1);
digitalWrite(trigPin2, LOW);
duration = pulseIn(echoPin2, HIGH);
distance = (duration/2) / 29.1;
// Actuate Vibrator1
if (distance < 20)
{
Serial.println(distance);
digitalWrite(vibrator1,HIGH);
Serial.println("Vibrator1 - HIGH");
}
else
{
Serial.println(distance);
digitalWrite(vibrator1,LOW);
Serial.println("vibrator 2 LOW");
}
delay(50);
// Read distance for Vibrator 2
digitalWrite(trigPin3, LOW);
delayMicroseconds(2);
digitalWrite(trigPin3, HIGH);
delayMicroseconds(1);
digitalWrite(trigPin3, LOW);
duration = pulseIn(echoPin3, HIGH);
distance = (duration/2) / 29.1;
// Actuate Vibrator 2
if (distance < 20)
{
Serial.println(distance);
digitalWrite(vibrator2, HIGH);
Serial.println("Vibrator 2 - HIGH");
}
else
{
Serial.println(distance);
digitalWrite(vibrator2, LOW);
Serial.println("Vibrator 2 - LOW");
}
delay(50);
}