Barry Callahan rjlsystems.com> writes: > I would prefer a bootloader that does not require modification of the > target application code. CCS has a bootloader demo program that works fine. Look in PICC/examples folder, I believe the file is ex_bootloader.c AFAIK, all bottlodaers will require modification of the target application code, since vectors have to be relocated. In CCS modification is limited to 1-2 lines of code. Sergey -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist