This project is a simple Arduino countdown timer that uses a knob to set the time and buttons to adjust the countdown. It also includes a buzzer and LED lights for feedback. I have made this project ...

The "Countdown Box" project is a hand-made cardboard box system that includes a servo motor, LCD screen, blue LED, buzzer, and five push buttons. Project concept: On the right side, there are two ...

Arduino enthusiasts and makers looking for a project to keep them busy over the next couple of weekends might be interested in this Arduino flying start lap timer, which has been featured over on the ...

You have a timer and clock in just about every single device out there these days, but if you want to build you own, Instructables user GeraldF6 shows you how to do so with a Arduino. The project here ...

Electronics designer Patrick Thomas Mitchell has returned once again to Kickstarter to launch his new Raspberry Pi and Arduino programmable timer aptly named the Ninja Counter. The programmable timer ...

I have been delving (groping blindfold, more accurately) into the Arduino compiler adaptation code to try to determine how it handles the switch-over between its pwm activities, its set-I/O-to-output ...

It’s safe to say that few people still use rotary phones on a daily basis. Hell, most of us don’t even use landline telephones anymore. But just because these classic phones are no longer being used ...

Abstract: The rapid growth of mobile device usage necessitates innovative and sustainable charging solutions, particularly in regions with unreliable power supply. This study presents the design and ...