Hi ... > only one that finds the mplab watch windows a real pain why only > one var per window and why can't you treat a byte as an 8 bit > signed value! The native ICEPIC tool is much nicer for this sort of > thing (though I really like the conditional break stuff), but I use the ... > > Andy ... One var per window ???. Only if its the release you are using. Just downloaded mplab 3.30 and a tutorial and as simply as they say around page 13, and I quote [ 7. Enter the variable "Countdown" and click OK [...] If you want to add another variable to the watch window ... ]. To me it worked well with the tree variables of the "tutor.asm" file used in this example. If yoy are running an older release it might be interesting to check Microship's web site http://www.microship.com. best regards Jorge F