does the same code work with the 877 (not the a version)? if single step does not work with both versions of the 877, you might = have used 1 stack level too much. as far as I know, single step requires for an additional stack level, = and you have to reserve some registers for the icd. tino *************************************************************************= ***************************** >-----Original Message----- >From: Doormat [mailto:doormat@LVCM.COM] >Sent: Sunday, April 18, 2004 7:12 AM >To: PICLIST@MITVMA.MIT.EDU >Subject: [PIC:] problem w/ ICD version 1 and 16F877A > >I've got a problem running the ICD w/ the 877A. I've upgraded the ICD >firmware to 2.40.01. The ICD works fine (programs and allows me to step >through the code) w/ the few 877s I have around, and it has been able = to >program the 877A just fine. But when I go and try to step through the >code w/ an 877A, it refuses to go. Any ideas? (same exact settings each >time) > >-Anthony > >-- >http://www.piclist.com hint: The PICList is archived three different >ways. See http://www.piclist.com/#archives for details. -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body