Chip Weller wrote: > This brings up my question about the CLRW instruction. This instruction > appears to be implemented using a "CLRF X,W" encoding where X is a don't > care, but is always encoded as a 0 on all assemblers I have used. So if > FSR is set to PORTB then will CLRW clear the new RBIF set condition? I join with Chip question. What real code CLRW instruction compiled to ? WBR Dmitry.