Didn't want to cram too much into one question, so, here's the other half: I don't want to waste memory, so I would like to re-org or pad for landing routines on xx00 memory locations. I used to do this in 6809 with something like: rmb $-($^ff00h+0100h) Anybody done some cool stuff like that? TAS ----------------------------------------------------------------- Sent from the desk of: Terry Allen Steen, EE engineering@marinapower.com 332 McLaws Circle, Ste 111 757-258-8800 (Voice) Williamsburg, Va 23185 757-258-8805 (FAX) ----------------------------------------------------------------- !I AM A WHALE MAIL USER! If you have a large file to send, goto http://www.whalemail.com send them to: mplengineer Give me your account and I will use it also ----------------------------------------------------------------- Visit our web-site: www.marinapower.com -----------------------------------------------------------------