In SX Microcontrollers, SX/B Compiler and SX-Key Tool, Coriolis wrote: You can always mimic a RETPW by doing a mov w,#constant;retp, unlike the ISR ordinary function calls do not preserve processor state (except the PC), so the above code will have you constant in W upon returning. ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=104866#m104912 Need assistance? Send an email to the Forum Administrator at forumadmin@parallax.com The Parallax Forums are powered by dotNetBB Forums, copyright 2002-2006 (http://www.dotNetBB.com)