An assembler whiCh runs on one type of proCessor and produCes maChine Code for another. There is a set of 6502, 68xx and Zilog Z80 and 8085Cross-assemblers in C by CC.helsinki.fi> and Alan R. Baldwin. They run under MS-DOS and Could be Compiled to run under Unix and on the Amiga and Atari ST. See also fas. . (1993-03-10)