In an attempt to help another user, I extracted a part of the code and put it in a stand-alone sketch. This is supposed to give an 8MHz square wave on pin 11 of an Uno #define PIN11 void setup() { cli(); #ifdef PIN11 DDRB |= (1 << 3);//pin 11 TCCR2A = (1 << COM2A0) | (1 << WGM21) | (1 << WGM2…

Name: EEVblog #1140 - 3 CENT Micro LED Blinky with ICE!
Uploaded: 2018-12-10T13:32:33Z
Description: I think there's an explanation from Dave Jones here: [EEVblog #1140 - 3 CENT Micro LED Blinky with ICE!]

Who to blame, user, tool or microcontroller?

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pert December 10, 2018, 1:32pm 4

I think there's an explanation from Dave Jones here:

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Who to blame, user, tool or microcontroller?

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