> >ever dream of using hc11 instruction set on pic17c4x? > > Try looking at the 68HC08 or 68HC12? They are much faster silicon than > the 'HC11. I don't think switching from `HC11 mnemonics to `HC08 or `HC12 mnemonics will make any execution speed difference when those mnemonics are being emulated by macro substitution as PIC17C42 instructions, do you? Peter F. Klammer, Racom Systems Inc. PKlammer@ACM.Org 6080 Greenwood Plaza Boulevard (303)773-7411 Englewood, CO 80111 FAX:(303)771-4708