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EEVblog #1140 - 3 cent micro LED blinky with ICE!

Getting the 3 cent Padauk microcontroller to blink a LED. Or at least the in-circuit emulator blinking a led with C. UPDATE: ...
Hackaday

Bubbles, Belts, And Bulbs: How The Scantron Works

Many of us remember back in our school days taking tests and filling out answers on a Scantron sheet, those long rows of A, B ...