Thanks Dwayne, I'll look into the debug header suggestion. It would be so much more pleasant debugging with ICD2 than Simulator. Not always easy to set up I/O via simulation. Not real time either. Not putting down the Simulator of MPLAB; use it on every project, mainly at first. Harley -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist