Thanks No I have nt done that what do you mean pulled high ? and using what value resistor? ----- Original Message ----- From: +ACI-Alan Gorham+ACI- +ADw-alan+AEA-MICROTIMA.CO.UK+AD4- To: +ADw-PICLIST+AEA-MITVMA.MIT.EDU+AD4- Sent: Tuesday, November 26, 2002 5:23 PM Subject: Re: +AFs-PICLIST+AF0- +AFs-PIC+AF0-:problems using PIC16f877 +AD4- +AD4-Error Performing Requested Operation +AD4- +AD4- +AD4- +AD4-I am programming via a MPLAB ICD programmer which recognises that the chip +AD4- +AD4-is there. +AD4- +AD4- +AD4- +AD4-what am I not doing have I not connected something that I should have? +AD4- +AD4- +AD4- +AD4- Hi +AD4- +AD4- Have you pulled MCLR high via a resistor? +AD4- This is done for you on the ICD board. +AD4- +AD4- Alan +AD4- +AD4- -- +AD4- http://www.piclist.com+ACM-nomail Going offline? Don't AutoReply us+ACE- +AD4- email listserv+AEA-mitvma.mit.edu with SET PICList DIGEST in the body +AD4- +AD4- -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body