diff --git a/capteurs/sketchDistanceSerial.ino b/capteurs/sketchDistanceSerial.ino new file mode 100644 index 0000000..c656eeb --- /dev/null +++ b/capteurs/sketchDistanceSerial.ino @@ -0,0 +1,39 @@ +// ---------------------------------------------------------------- // +// Arduino Ultrasoninc Sensor HC-SR04 +// Re-writed by Arbi Abdul Jabbaar +// Using Arduino IDE 1.8.7 +// Using HC-SR04 Module +// Tested on 17 September 2019 +// ---------------------------------------------------------------- // + +#define echoPin 2 // attach pin D2 Arduino to pin Echo of HC-SR04 +#define trigPin 3 //attach pin D3 Arduino to pin Trig of HC-SR04 + +// defines variables +long duration; // variable for the duration of sound wave travel +int distance; // variable for the distance measurement + +void setup() { + pinMode(trigPin, OUTPUT); // Sets the trigPin as an OUTPUT + pinMode(echoPin, INPUT); // Sets the echoPin as an INPUT + Serial.begin(9600); // // Serial Communication is starting with 9600 of baudrate speed + Serial.println("Ultrasonic Sensor HC-SR04 Test"); // print some text in Serial Monitor + Serial.println("with Arduino UNO R3"); +} +void loop() { + // Clears the trigPin condition + digitalWrite(trigPin, LOW); + delayMicroseconds(2); + // Sets the trigPin HIGH (ACTIVE) for 10 microseconds + digitalWrite(trigPin, HIGH); + delayMicroseconds(10); + digitalWrite(trigPin, LOW); + // Reads the echoPin, returns the sound wave travel time in microseconds + duration = pulseIn(echoPin, HIGH); + // Calculating the distance + distance = duration * 0.034 / 2; // Speed of sound wave divided by 2 (go and back) + // Displays the distance on the Serial Monitor + Serial.print("Distance: "); + Serial.print(distance); + Serial.println(" cm"); +}