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Theremin? Bleh! Therebone? Yeah! (Part 4)

Mysteries of the Ancients: Binary Coded Decimal (BCD)

I love learning how logic designers of the past solved tricky problems with innovative solutions. The more I delve into this sort of thing, the more I say to myself, “Wow! I would never have thought of that!” A great example is binary coded decimal (BCD) because there’s a lot more to this topic than…

Arduino 0s and 1s, LOW and HIGH, False and True, and Other Stuff

It’s common to hear engineers and computer boffins say that digital computers are based on 0s and 1s, but what does this actually mean? On the one hand, this is relatively simple; I mean, 0 and 1, how hard can it be? On the other hand, there are so many layers to this metaphorical onion…

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