Update to my Brymen 867/869 interface cable

If you ever read any other articles on my blog, you know that most of them are about devices I’ve constructed and used for a while. So I do not publish immediately after I finish a construction, because I prefer to use the device for a while and then summarize my experience with using it … “Update to my Brymen 867/869 interface cable”

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Seven Segment Multifunction Display

Often, when I am prototyping something on a breadboard or elsewhere, I need to see voltage levels at multiple points of the circuit. Of course you can hook up multiple multimeters, but a) I don’t have that many multimeters and b) they are usually relatively big and take a lot of space on my small … “Seven Segment Multifunction Display”

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