Timer with relay and Arduino
In this project we will see how to build a programmable countdown timer in the range of 1s – 9999s…
555 Timer to Emit Signal to Interrupt Atmega328
The main goal of this circuit is to save energy. So, I am not going to talk about arduino because…
Capacitive touch kitchen timer
In this project we see how to build an Arduino-based capacitive kitchen timer that allows users to interact via touch…
Kitchen Timer
Thinking about what to do with a broken mouse and an LCD screen, I came up with the idea of…
A Smart Controller for Your Diy Uv Cure Box
Resin 3D printers are finally cheap enough that peons like us can finally buy them without skipping too many meals,…
Handwashing Timer Makes Sure the Suds Stay on Long Enough
“Twinkle, Twinkle, Little Star”? How we wonder why you’d resort to singing a ditty to time your handwashing when you…
Breakout board with NE555
Breakout board based on the integrated 555 (SMD version), one of the integrated circuits that made the history of solid-state…
How to build a Coin-Operated timer with a display interface
This circuit provides timed access to pay services such as games, showers, blows dryers and various types of vending machines,…