Message-ID: <388230CC.A8003AFB@midcoast.com.au> Date: Mon, 17 Jan 2000 08:57:49 +1100 From: "Paul B. Webster VK2BZC" Reply-To: paulb@midcoast.com.au Organization: Webster Medical Pty. Ltd. http://www.midcoast.com.au/~paulb/ X-Mailer: Mozilla 4.06 [en] (Win95; I) MIME-Version: 1.0 To: pic microcontroller discussion list Subject: Re: 12c508JW Oscal Value References: <3.0.6.32.20000116154534.0091c140@mail> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Gene Norris wrote: > Hi, I am new to the subject device. I get the impression that > the JW part contains the OSCAL value at 0x3ff and that I am > suspose to "read" that value so that I can program it properly > after it has been erased. Is this correct? Definitely. > I have two new parts and tried to "read" them with PicStart Plus > and get and error message that they are code protected. All > memory locations show up as zeros. This applies to both parts. > Where am I going wrong? Fault in setup. Power supply to Picstart is not operating correctly, Picstart faulty or software incompatibility, cable problem, MPLAB not set up right, incorrect settings in MPLAB etc. etc. You get the idea. -- Cheers, Paul B.