My goal wasn’t to write an assembler. It was to get some code written for my new CPU. For my first couple of CPUs I just wrote one off assemblers in C or awk. I noticed that they were all ...

Presents the organization and operation of a conventional computer, including principal instruction types, data representation, addressing modes, program control, I/O, assembly language programming, ...

A more impressive conversion was done in the next steps, as the program needed to take advantage of the optimizations found in the Assembly language. With the code converted to 6502 Assembly that ...