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Arduino Code
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Arduino Code
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char c = ' ';
const int trigPin1 = 3;
const int echoPin1 = 4;
long duration1;
int distance1;
const int trigPin2 = 6;
const int echoPin2 = 7;
long duration2;
int distance2;
const int trigPin3 = 8;
const int echoPin3 = 9;
long duration3;
int distance3;
const int buttonPin = 2;
int buttonState = 0;
void setup ()
{
pinMode(trigPin1, OUTPUT);
pinMode(echoPin1, INPUT);
Serial.begin(9600);
Serial1.begin(9600);
pinMode(trigPin2, OUTPUT);
pinMode(echoPin2, INPUT);
pinMode(trigPin3, OUTPUT);
pinMode(echoPin3, INPUT);
pinMode(buttonPin, INPUT);
}
void loop()
{
digitalWrite(trigPin1, LOW);
delayMicroseconds(2);
digitalWrite(trigPin1, HIGH);
delayMicroseconds(200);
digitalWrite(trigPin1, LOW);
duration1 = pulseIn(echoPin1, HIGH);
distance1 = duration1 * 0.034 / 2;
Serial.print("Distance: ");
Serial.println(distance1);
digitalWrite(trigPin2, LOW);
delayMicroseconds(2);
digitalWrite(trigPin2, HIGH);
delayMicroseconds(200);
digitalWrite(trigPin2, LOW);
duration2 = pulseIn(echoPin2, HIGH);
distance2 = duration2 * 0.034 / 2;
Serial.print("Distance: ");
Serial.println(distance2);
digitalWrite(trigPin3, LOW);
delayMicroseconds(2);
digitalWrite(trigPin3, HIGH);
delayMicroseconds(200);
digitalWrite(trigPin3, LOW);
duration3 = pulseIn(echoPin3, HIGH);
distance3 = duration3 * 0.034 / 2;
Serial.print("Distance: ");
Serial.println(distance3);
if (distance1 < 50) {
Serial.print(" Front");
Serial1.println(" Front");
delay(1000);
}
if (distance2 < 50) {
Serial.print(" Left");
Serial1.println(" Left");
delay(1000);
}
if (distance3 < 50) {
Serial.print(" Right");
Serial1.println(" Right");
delay(1000);
}
if (distance1 < 50 && distance2 < 50) {
Serial.print(" Front and Left");
Serial1.println(" Front and Left");
delay(1000);
}
if (distance1 < 50 && distance3 < 50) {
Serial.print(" Front and Right");
Serial1.println(" Front and Right");
delay(1000);
}
if (distance2 < 50 && distance3 < 50) {
Serial.print(" Right and Left");
Serial1.println(" Right and Left");
delay(1000);
}
if (distance1 < 50 && distance2 < 50 && distance3 < 50) {
Serial.print(" Front, Left and Right");
Serial1.println(" Front, Left and Right");
delay(1000);
}
if (Serial1.available())
{
c = Serial.read();
buttonState = digitalRead(buttonPin);
if (buttonState == HIGH)
{
Serial1.print("H");
Serial.print("H");
}
if (distance1 < 50)
{
Serial.print(" Front");
Serial1.println(" Front");
delay(1000);
}
if (distance2 < 50) {
Serial.print(" Left");
Serial1.println(" Left");
delay(1000);
}
if (distance3 < 50) {
Serial.print(" Right");
Serial1.println(" Right");
delay(1000);
}
if (distance1 < 50 && distance2 < 50) {
Serial.print(" Front and Left");
Serial1.println(" Front and Left");
delay(1000);
}
if (distance1 < 50 && distance3 < 50) {
Serial.print(" Front and Right");
Serial1.println(" Front and Right");
delay(1000);
}
if (distance2 < 50 && distance3 < 50) {
Serial.print(" Right and Left");
Serial1.println(" Right and Left");
delay(1000);
}
if (distance1 < 50 && distance2 < 50 && distance3 < 50) {
Serial.print(" Front, Left and Right");
Serial1.println(" Front, Left and Right");
delay(1000);
}
}
else {
Serial.print("What is happening");
}
}