>Interrupts, exceptions, etc. would point to >a jump table outside the boot area. I haven't checked the architecture, but can you do a jump from the vector location to the jump table without needing to save anything first, like you do on the 16F series (because you need to set PCLATH before the jump) ? -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist