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Bricking an ATTiny2313 and getting LED’s to flicker with a 12MHz external clock

A while ago I was doing some mindless fiddling with project’s makefiles and happened upon some fuse code. I gave it a shot and immediately found it to have destroyed my ATTiny2313 chip; “bricked” it if you will. A few more attempts at trying restore the fuse bytes failed and even reading the [...]