Keyestudio Ks0428 Manual page 108

www.keyestudio.com
/*
keyestudio Mini Tank Robot V2
lesson 5
Ultrasonic LED
http://www.keyestudio.com
*/
int trigPin = 5;
int echoPin = 4;
long duration, cm, inches;
void setup() {
//Serial Port begin
Serial.begin (9600);
//Define inputs and outputs
pinMode(trigPin, OUTPUT);
pinMode(echoPin, INPUT);
}
// Trigger
// Echo
108