[sdiy] TR-7x7? (was Re: Proms)

Dan Gendreau gendreau at rochester.rr.com
Thu Sep 26 17:55:37 CEST 2002


>The main voice roms are encoded with the following pinout:
>IC34(HN61256PC71)
>A0-A14=10, 9, 20, 21, 7, 23, 4, 25, 24, 5, 8, 6, 27, 2, 3
>D0-D7=11,12,13,15,16,17,18,18
>/CS=26, CE=22, Vcc=28, Vss=14

Correction:
D0-D7=11,12,13,15,16,17,18,19



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