If you use ICSP to program a part with CP enabled, can it be overwritten using ICSP? If I place a part in the programmer itself, it overwrites. Not in the circuit. Jc. ======================================================== John A. Craft Voice: 228-689-8103 Lead Analyst Fax: 228-689-8130 Diamond Data Systems Mississippi Division MSAAP, Bldg 9101, Ste 105D Stennis Space Center MS 39529 -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu