• Engineering,  Hardware,  RF

    A Photogenic Z-Wave Bridge

    We’re moving away from Z-Wave tech and investing more deeply in Apple HomeKit. Part of that will include using a Raspberry Pi to act as a Z-Wave bridge until we (eventually) replace the Z-Wave devices with devices supported by HomeKit natively. And because it would be boring just to plugin in a headless Raspberry Pi, I decided to have it do double duty as a digital picture frame using a neat little touchscreen by EVICIV. This article covered most of the setup needed to use feh and xscreensaver, although I did need to do one tweak, probably because I am running a relatively new version of Raspbian (Raspbian GNU/Linux 10…

  • Engineering

    Cardboards and Plastics

    The family and I headed up to our “local” comic book store, Everett Comics, to pick up the latest issues waiting for us in our subscription box. Because of the pandemic, this involves parking and calling inside the store and asking them to bring them out for curbside delivery. They don’t have a mobile card reader yet (that’s something I can help them with soon) so there is a bit of give and take and back and forth and waiting as they shuttle payment in and out of the store, but that’s another post for another day. What was remarkable about this trip is that — after we checked what…

  • DotNET,  Engineering,  Hardware

    .NET 5 + Blink an LED

    Microsoft announced the release of .NET 5 today… and included an example with the quintessential “blink an LED” that is the Hello World of the embedded IoT space. Can’t wait to try it on one of my development boards. https://devblogs.microsoft.com/dotnet/announcing-net-5-0/ https://github.com/dotnet/iot/blob/master/samples/led-blink/Program.cs

  • Career,  Engineering

    Expertise in Your Craft

    There is a world of distance between being expert in this system and being an actual expert in your chosen craft. The second is seniority; the first is merely .. familiarity https://charity.wtf/2020/11/01/questionable-advice-the-trap-of-the-premature-senior/