Original link: http://wwj718.github.io/post/%E7%BC%96%E7%A8%8B/scratch-dotpack-simulator/
Going to build a dotPack emulator in Scratch. We mentioned in the previous article: As far as the programmable part is concerned, the dotPack is a 16×16 NeoPixel dot-matrix screen powered by ESP32. The idea is to think of dotPack as 16×16 square colored squares
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