#ifndef Sketch_h
#define Sketch_h

// HC-SR04 Ultrasonic Ranging Module has 4 pins

// HC-SR04 pin Vcc (needs 5v)

// HC-SR04 pin Trig (3.3v input = Merkurboard output)
#define TRIG_PIN 19

// HC-SR04 pin Echo (3.3v output = Merkurboard input)
#define ECHO_PIN 20

// HC-SR04 pin Gnd

#endif