Dwayne, if you do do set up a rig and run tests MCU -which is pretty must the only way to get the information you are requesting. Then please do share your results on the list as I (and surely many others) would be quite interested in them. --=20 Jason White --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .