Re: [M100] CP/M and stuff like the LCD screen

2024-03-18 Thread Philip Avery
Will As writer of M100 CP/M I can say there currently isn't any user-friendly way of calling M100 ROM routines from CP/M. However Steve may have discovered a sneaky access in the BIOS with his extensive experience of hacking about with the M100. It's on my to-do list, along with other

Re: [M100] CP/M and stuff like the LCD screen

2024-03-17 Thread Stephen Adolph
Will, The M100 main rom supports CP/M, i suppose that is obvious. Cpm memory space is totally separate from the M100 memory. Both the upper and lower 33k banks are RAM for cpm. In m100 mode, you have the standard main rom in the lower 32k, and different ram in the upper 32k. To get full control