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Build a simple Arduino-based DCC system

This article will help you build a simple Arduino-based DCC system. Growing up in the 1980s I was living the dream. I had an ...
Electronics Weekly

Not all Arduino inputs are equal – hunt the Schmidt trigger

I had cause to have a closer look at some Arduino inputs – it is that fascinating weather station again. It transpires that some Arduino inputs are better at tolerating slowly-changing inputs than ...
Hackaday

Arduino Provides Hands-Free Focus For Digital Inspection Scope

With surface-mount technology pushing the size of components ever smaller, even the most eagle-eyed among us needs some kind of optical assistance to do PCB work. Lots of microscopes have digital ...
Hackaday

Filtering Noisy Data With An Arduino

One of the first frustrating situations a beginning microcontroller programmer will come across is the issue of debouncing switches. Microcontrollers are faster than switches, and the switch has yet ...
Geeky Gadgets

PICO DSP ESP32-based Arduino audio input shield

A new Arduino compatible audio development board will soon be launching via the Crowd Supply website offering an open source design for audio and digital signal processing (DSP) applications. The ...