I'm proud to announce that I finished copying in the M100 and MSX the comments found in the sources of mbasic for cp/m . This makes most of the complex stuff more understandable, just have a look! Moreover the same source can produce M10, M100 or KC85 ROMs identical to the original ones.
https://github.com/z88dk/techdocs/blob/master/targets/m100/m100.asm As said comparing the resulting MAPs helps in porting the existing programs to other models. I also succeded in altering the cp/m's MBASIC and get a ZX Spectrum +3 versionh with addedn, grsphics and text cursor posiyioning.
