Is there a web page or pdf file somewhere that summarizes all the magical predefined "things" that you can use in sketches? Code like this appears all over the place in examples: TIFR1 = _BV(TOV1); or TCCR2B = _BV(WGM22) | _BV(CS20); Where are all these magical things listed? How do you discover the…

summary of predefined names, routines, macros?

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