Re: C64 buses when RESET is asserted

From: Michał Pleban <>
Date: Mon, 08 Apr 2013 19:54:17 +0200
Message-ID: <>

Jim Brain wrote:

> I still think your idea is fine, just just need to isolate the ADDR and
> DATA bus of the ROM from the PCB socket while you are updating it.  I
> think the PETVet does something similar, though it's doing it on the CPU
> socket, not the ROM socket.

Yes of course. But if I need additional chips to isolate the buses, it
will be easier to use a Flash chip instead of SRAM, and make the 6502
update it with data pulled from the SD card...


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Received on 2013-04-08 18:00:38

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