This is by far the most in-depth walk through of the earliest 86-DOS (pre-cursor to PC/MS-DOS) that I've seen. Hardware history walk through, live code walk through porting code from Z-80 CP/M to 8086 86-DOS. Very well done #RetroComputing #ComputerHistory #history #86dos #cpm
Showing how to use the Earliest known copy of 86-DOS, the antecedent to IBM PC-DOS. (MS-DOS)