const int trig = 13; //Declare variable "trig" as integer to store trigger data at pin 13 const int echo = 12; //Declare variable "echo" as integer to store echo data at pin 12 float duration, ...

The code for this project is written in the Arduino programming language (based on C/C++). It uses the digitalWrite() function to control the state of the LEDs connected to the Arduino pins. The ...