At the end of the last post, I wrote, "From here on, you will hit a wall you didn't expect." However, before I get into the ...

All that remains is the grid. When held at 0 V, it turns off all the segments, regardless of the potentials driving them.

All [Hannah Robertson]’s Birduino needs is for one to tap an NFC-enabled card to the reader, and the device plays one of the vocalizations associated with the bird shown on the card. It ties together ...

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