An laser barrier, connected to an arduino, will detect the passage of a car. The arduino will count the time elapsed between two laps and will send the data to a main pc using a bluetooth module. The ...

Features: Ultrasonic Sensor Integration: Utilizes the HC-SR04 ultrasonic sensor to detect vehicles passing by. Real-time Lap Timing: Measures the time taken by vehicles to complete a lap accurately.

Once you have a track and a kart to race on it, what’s missing? A lap counter that can give your lap times in hardcopy, obviously! That’s what led [the_anykey] to create the Arduino-based Lap Timer to ...