> All of the above problems go away if I go back to the version of code=20 > written in absolute mode. > .... > But that AC244064 works only with MPLAB-X and=20 > MPLAB-X now appears to work only with relocatable code. It is possible to do absolute mode in MPLAB-X, there have been a couple of = threads recently on the Microchip forum about this. http://www.microchip.com/forums/m1050769.aspx http://www.microchip.com/forums/m1050868.aspx --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .