This page links to descriptions of all the available SB-Assembler cross overlays.
Each cross overlay handles the assembly of a specific microprocessor.
Remember that without a loaded Cross Overlay the SB-Assembler won't be able to interpret any mnemonics.
Computer Terminal Corporation (Datapoint)
MOS Technologies, Synertek, Rockwell, WDC
Motorola (Freescale), Hitachi
That is all so far. I may add some more cross overlays in the future depending on whether I need one, or someone making a request. As of Version 3 you may even create your own cross overlay because the source files are included in the assembler package.