> 1. It has an input pin that sometimes people connect buttons/switches > to. > > Does that input pin act as an input for a FLIP-FLOP (and that flip-flop > output is the hardware rfkill line), or is it the hardware rfkill line > itself? Neither. It's not hw kill, but it's not just edge detect either, it does have 'kill' and 'not kill' states. johannes
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