[Coco] Cartridge memory - mapping in and out

Steve Bjork 6809er at bjork-huffman.net
Tue Oct 30 01:52:45 EDT 2007



At 10:05 PM 10/29/2007, you wrote:


>Mike Pepe wrote:

>

>>'fraid so. The designers of the SAM and GIME apparently never saw

>>that anyone would have a need to write to a ROM.

>

>Hmmm, so there's no way to 'trick' the GIME into asserting CTS#

>during a write cycle?


Sorry, but the answer is no. You will need to decode the upper
address line (or two) along with the read/write and clock lines too.



>This is not good news at all :(

>

>Regards,

>

>--

>| Mark McDougall | "Electrical Engineers do it


Steve (6809er) Bjork






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