Home Wireless

Part 1: Overview and Summary Information

The first sensor I connected to my BlueLora was a UV Sensor. It’s nice to know where high levels of UV are for killing Coronavirus, or for…

Imagine a wireless network that has a range of miles and which runs on a small battery for months. Now imagine what you could do if each…

Part 2: Implementing the Services

Part 1: Getting Started

The board I’m working on has 1MB of QSPI flash. That is serial flash that’s directly controlled by the Nordic nrf52840. See here ->

This is about Xamarin/C# but let me start describing why.

I’ve been using the Material Designs Icons webfont and can not find a summary of character code vs icon. So, I wrote a simple Net.js…

It turned out to be much harder to read the ADC in Zephyr than I expected. As usual the documentation is slim and the syntax was a little…

Using devices in Zephyr is tricky because there are so many options and settings at first that it’s just not clear from documentation and…

I’ve been experimenting with Nordic Semiconductor nrf52840 boards, first using Arduino, then naked NordicSemi SDK/C++ and now I’m looking…

Since I’ve been automating my surface mount board creation a summary of where things stand seemed interesting.

I’ve been prototyping product stickers and need an intricate shape with cutouts — and I have a CNC. Since my Pick and Place machine is…

I’m thinking about doing a Kickstarter for a dirt-cheap Pick and Place machine. I’ve been working on this for a few years and finally the…

Smoothieware just wouldn’t do what I needed (dual Y axis motors) so I decided to use Marlin instead. I really like the…