> My problem is that as far as I know there is no way to track > down what's going on even using a hardware debug station What exactly is the problem ? Maybe we can sort it out logically. So often things look hopeless, but a few fresh eyes and brains can do wonders. Sometimes ;-) -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist