Start a timer when button is pressed - Arduino Forum
Start a timer when button is pressed. Using ArduinoProgramming Questions. jammcooter May 2, 2021, 11:21pm 1. I am creating a timer for a race. I have a photosensor that has a laser pointed to so when someone crosses the finish, it trips the sensor, and the system logs the racers time. I am using millis () to time the race, but I need the timer . . .
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