Real VR Shooter and the Geekcon Re-use
Last week I once again participated in the great Geekcon event. If you haven't heard of it, Geekcon is an one weekend event where people come »
BabySleeper
We have reached that age where friends and family around starting to have babies. Giving my friend’s project, I've decided to build some nice gifts, »
Designing and fabricating a giant 7-segment display with Fritzing and JLCPCB.com
This is the hardware part of my odyssey to design and build a large 4-digit, 7-segment display, running on an Arduino Nano. It's a great case-study »
Even a complete novice can manufacture a professional PCB for very little money
This post explains how I ended up manufacturing a cute little binary counter PCB through jlcpcb.com. To make it clear from the start - my »
Baby's Busy Board Ver. 1.0 - The Best Way To Use Leftovers From Your Former Projects
UPDATE (Nov 24th 2019) - If you like this post, there's a part 2 to this post with some more upgrades. In this post I'll describe »
Measuring Speed of Rotation with an Arduino, a LED, and an LDR (Light Dependent Resistor)
A couple of days ago I watched a YouTube video where a guy pointed a device at a spinning disk. The disk's rotation speed was displayed »
Creative solutions to your ID circuit
The need for multiple switch settings, aka jumper settings, to set an ID/ program options has been crucial to my recent projects. As I build IoT »
Build Your Own Automatic Hourglass Inverter
For nearly 10 years I've had a large hourglass sitting on my desk. It has fine sand that takes exactly 30 minutes to drop through from »
Kitchen Roll & Silicon Chips - Easy-to-build 8-Digit LED Clock
My addiction to clocks started a few years back when I got it into my head that I wanted to build a mechanical timepiece. I spent »
Programming an 8 digit 7-segment display, the easy way, using a Max7219
In today’s blog, I am going to show you the easy way to interface 7-segment displays – Using the MAX7219. Each 7219 chip can be used »