hazel@netcom.com (Boston-Baden) writes: >the AY-3-8910 sound chip? They also produced a 28-pin '8912 which didn't >have the I/O port. I have heard that the '8910 was actually developed by For that matter has anyone got the pinouts of the 24-pin version (AY-3-8913 I think) as used on the Mockingboard card?