Troubleshooting Analog Pins A6 & A7 on Arduino Nano
A few months ago I documented the process for creating a large 7-segment LED display. After figuring out the pin locations, the wiring, and the code, »
Custom PCB for LED Matrix Clock/Thermometer
This is a continuation of the post I wrote more than two years ago where I explored the pin layout of a large LED dot matrix »
Baby Busy Board 2.0 - Icons, PROGMEM and One LED panel
Last year we celebrated my daughter's first birthday, and as a present I've built her a busy-board and described all the build up on this post. »
A Cool laptop cooler
Here in Israel the climate can get quiet extreme, about 45° (113f) and about 90% humidity. For a laptop, it gets even hotter, when its »
Make an amazing $6 digital radio with an old ESP8266 and a VS1053 decoder
As always, before I begin my description, I'd like to give credit to the original creators of this project. It's called Ka-Radio and there's an instructable »
My first WIN! (in a hackathon)
Last weekend, my friends and I, went to a Hackathon, in the field of Medicine. And WON :) As a Hackathon can be - At first a »
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 »