CMP - Compare Accumulator with Memory ;flags(N,Z,C)
CMP #opr ;A - opr ;(IMM) 8 bit immediate
CMP opr ;A - (opr) ;(DIR) 8 bit direct
CMP opr ;A - (opr) ;(EXT) 16 bit extended
CMP ,X ;A - (X) ;(IX) indexed no offset
CMP opr,X ;A - (opr+X) ;(IX1) indexed w/8 bit offset
CMP opr,X ;A - (opr+X) ;(IX2) indexed w/16 bit offset
The contents of both A and M (opr) are unchanged.