T.K. Hareendran, Author at Codrey Electronics

Analog Multiplexer/Demultiplexer Primer

ago 22 hours

Assume that you’re in the middle of a microcontroller-based project with a big array of...

May 20, 2019

Near Field Communication (NFC) is a unique technology for creative marketing and mobile payments...

May 17, 2019

This article describes a basic idea that can be used to build your own simple video security...

May 8, 2019

Often a need arise to add a current sensor in your project, when you’re making an electric...

April 20, 2019

Recently I got nothing but an inspiration from a pretty nice commercial product “Reflect-a...

April 19, 2019

Recently many readers demanded a simple automatic dusk-to-dawn controller (DTDC) electric switch...

April 18, 2019

There exist many minuscule GPS-modules suitable for use in microcontroller projects. In this...

April 15, 2019

Light plays a major role in the medical field, being needed to provide faithful renderings of the...

April 13, 2019

Let me start with the photo of a cheap Backpack LED safety light from China. It’s undoubtedly...

April 9, 2019

Recently, I got another packet from Banggood as usual from China warehouse. Inside the packet...