How to trick VIC into making some very large sprites. Yet another self-explanatory title. Description of a multitasking kernal for the 128. Expanding the program with the capability to write files. Another title to make my job easy.
Title explains it all.
Another RS-232 interface for you to build. Description of REUs and how to program them. Rotations, projections, drawing lines, etc. Hidden faces, filled faces, mega-fast multiply, and some reasonably formatted code. An awfully neat circle drawing algorithm, if I do say so myself.