#include #define TRIGGER_PIN 3 #define ECHO_PIN A5 #define MAX_DISTANCE 200 NewPing sonar (TRIGGER_PIN, ECHO_PIN, MAX_DISTANCE); void setup(){ Serial.begin(115200); } void loop(){ delay(50); unsigned int uS = sonar.ping(); Serial.print("Ping: "); Serial.print(uS / US_ROUNDTRIP_CM); Serial.println("cm"); }