It's basically a digital clock having some basic functionalities like alarm, timer & stopwatch. It is made on tinkercad using Arduino Uno, LCD display, pushbutton, led, potentiometer, & buzzer. - ...

Stopwatch: The time is continuously updated using millis(), and the buttons enable control for starting, pausing, and resetting the stopwatch. Timer: The user inputs values for minutes and seconds, ...

[ZHut] managed to bring these two worlds together by presenting how to make an Arduino blink an LED in conjunction with a 555 timer. We know, we know. It is hard to decide how to comment about this.

[Hlesliebole] wanted a finer degree of remote control over his time-lapse shots, so he decided to build an Arduino-driven infrared shutter. He ended up creating this killer Arduino-controlled photo… ...