[sdiy] Cheap Midi->CV
Oakley Sound
tonyallgood at btinternet.com
Tue Sep 6 09:17:55 CEST 2005
> Did you use a CMOS Z-80? That was another change I made.
My old Paia came with a CMOS processor. The current draw was indeed quite
low, and much lower than the documentation suggested.
The only problem with this is that many of the i/o lines are floating. I
always thought you were supposed to gently tie them to a rail? Anyway, I
put a few extra resistors in the circuit to do this just in case.
Tony
www.oakleysound.com
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