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Today I hacked up a quick FX Chrony display :) Demo video FX Chrony display This isn't a finished product or anything like but it is a working "proof of concept" that anyone can build and improve on. The hardware is one of these (there are many clones but they all seem to be HELTEC...

I've spent a bit of time hacking on the Daystate GCU v5.0 (the "electronic brain" in the Pulsar & Red Wolf) and I was thinking about writing an open source replacement firmware for it. The problem with that is that it's based on a PIC microcontroller which dates back to the 90's, has limited...

How to build your own Daystate GCU v5 programming tool, this is the GCU found in the Red Wolf. The GCU communicates with the Daystate programmer via a '1 wire' serial interface, to build one of your own you will need the following components: 1 x 4k7 1/4 Watt 5% resistor (EBay $3.49 for 100) 1...