I have to agree with Nicolas on this one. I talked with another fellow at one time who did something similar to a 64GS, but it always struck me as riping apart a Model-T in order to build a Ford Escort -- what's the point? - Bo > Richard Atkinson wrote: > > > The question is, whether to modify it by adding a C128D keyboard > > > connector... > > I wouldn't modify the 64GS, it's a nice collectors item. C64E boards > which are fully equipped are very easy to get, on the other hand. So why > not use one of them, maybe exchange the cartridge connector for a > vertical one, and put this one into the 64GS, with a copy of the 64GS > ROM. Since those ROMs are 27128 Eprom compatible, it's a very easy task > to do this. Keep the unmodified 64GS board somewhere in a safe place ;-) > > About the Magic Voice: I analyzed the startup sequence in the ROM to > some extent, when I was in the process of repairing my cartridge. It > only has 16k ROM, and starts up in a strange memory configuration. It > uses Ultimax features to replace the kernal ROM, but only very few code > will execute from that location. Most of it is copied to RAM and just > contains the speech control program that resides at $c000 after the > initialization procedure. The Magic Voice restores the C64 memory > configuration completely, and even starts a EXROM or EXROM/GAME > cartridge that is installed in its cart port. I think even Ultimax > cartridges will work, I remember to see some tests for it in the MV ROM > code. > > Nicolas > - > This message was sent through the cbm-hackers mailing list. > To unsubscribe: echo unsubscribe | mail > cbm-hackers-request@dot.tcm.hut.fi. - This message was sent through the cbm-hackers mailing list. To unsubscribe: echo unsubscribe | mail cbm-hackers-request@dot.tcm.hut.fi.
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