EDN

Updated 555 Timer Relay Module – A Quick Analysis

What is the point of reviewing a cheap timer module, especially if it is based on the ubiquitous 555 timer chip? Recently I got an ‘updated’ version of the common 555 timer relay module. This time it ...
note

️素人のための電子工作 初めてのタイマIC555 超ウルトラ入門 ...

555タイマーICは、タイマー、遅延、パルス発生、発振器など様々な用途で使用される集積回路（チップ）である タイマIC 555は、非常に人気のある集積回路で、多くの電子プロジェクトで時間に基づく操作を制御するために使用されます。これは、非常に多 ...
GitHub

# #194 External Watchdog Timer 555 (with PCB)

Prevent microcontroller latch ups and hang ups with this circuit re-setter. [YouTube video #194]: https://youtu.be/WpihLPvY9Ac ## See [YouTube video #194] in my ...
circuitdigest.com

Building a LED Dimmer Circuit using 555 Timer IC and BC557 Transistor

555 timer IC is an electronic component that we use in many electronic projects. It is called a timer because it can be used to control the time for which an electronic device stays on or off. The 555 ...
Hackaday

555 timer

Over on YouTube [Andrew Neal] has a Function Generator Build for Beginners. As beginner videos go this one is fairly comprehensive. [Andrew] shows us how to build a square-wave generator on a ...