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New Product Ideas / Re: Tiniest possible arduino

« on: October 06, 2023, 03:44:48 AM »

Recently, I came across the schematic for a tiny arduino-compatible board measuring just 0.41 by 0.41 millimeters (0.4 by 0.41 inches), called a Tinyduino, and perhaps powered by a coin-cell battery. baldi's basics

really? great