Hi List, It looks that some MCU's having different names for the fuses. I have this line for a 628: __FUSES _BODEN_ON & _CP_OFF & _PWRTE_ON & _WDT_OFF & _LVP_OFF & _MCLRE_OFF & _HS_OSC Is there a page on the web where the correct fuses for the 16F685 are described? Greetz Harry -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist