>I need your help in this issue, i have a 16f874, i need to erase, >it=B4s code protected. Can i do it using ICPROG? Is ther any other >way? Thanks in advance Contrary to Laurence Lilles advice, a bulk erase command should erase thi= s device for you. -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.