Sean Fahey wrote:
heuser.marcus@freenet.de wrote:Did Woz work on a serial card, too? The PROMs really look suspicious ;-) Maybe he helped with the design.Maybe - but I expect the plan was to attempt to use parts and tech already on hand before doing something custom.
No, the only motivation--besides climbing the mountain because it's there--would have been to save the price of a UART. And I agree that the inspiration was likely Woz's Disk ][ Controller design, but I'd be surprised if Woz actually worked on it--though the timeframe seems about right...? -michael Music synthesis for 8-bit Apple II's! Home page: http://members.aol.com/MJMahon/ "The wastebasket is our most important design tool--and it is seriously underused."