> i think tasm 5 is the one on ticalc. This is how I reasoned: if tasm 5 was out, it is unlikely that it will not support commands such as .list if tasm 3 supported it. Since the original poster mentioned that he was using a compiler for Windows, it is likely that he needed a separate TASM for z80 calculators. Ti Calc's site: http://www.ticalc.org/pub/dos/asm/ tasm32.zip 140K 02-09-27 TASM v3.2