On 5/24/2018 4:47 PM, smf wrote: > On 24/05/2018 18:38, Jim Brain wrote: > >> You would get exactly that. All RAM except the 4kB at the bottom and >> the IO page would disappear. If you were able to configure this unit >> to replace the open space with RAM, the entire rest of the memory map >> would have RAM in place for all CPU cycles. > > If you have a load of ROM that can also be paged in, then it might be > quite interesting. It would get past the vic being hard coded to see > character rom at magic addresses. There is a 512kB FLASH ROM on board. > > Obviously you'd want to port 3-in-1 software from the plus 4. Obviously? JimReceived on 2018-05-25 05:01:45
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