Richard Atkinson wrote: > > How was it done? As it is not using any TED registers AFAIK... > > Same chip as the C64 Magic Voice, the Toshiba T6721A. The 4 addresses may > be used in a similar way to the registers of the 6525 TPI in the MV. The TPI also controls the pass-through cartridge port and the memory mode of the C64, so not much of it is really needed for the 6721, just a 4bit register and some handshake lines, plus NMI generation. But the 264 series doesn't have an NMI. Nicolas - This message was sent through the cbm-hackers mailing list. To unsubscribe: echo unsubscribe | mail firstname.lastname@example.org.
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