Talk:CPU pinout

Pin 30 Experiment

Pull pin 30 high, then write either $00 or $80 to $401A and see if the sound registers come back... --Quietust 04:15, 27 February 2011 (UTC)

Or perhaps not - I lost my place when tracing W$401A.D7 and ended up following the reset signal instead (which goes damn near everywhere). I suppose it would help if I knew exactly what I was looking at... --Quietust 19:47, 1 March 2011 (UTC)