For Parity Flag
CPRE (Call on parity even) and CPO (Call or parity Odd) Instruction
CPE calls the subroutine from the specified memory location if parity flag is set(p=1). The instruction format is
CPE 16 bit memory address
CPO Calls the subroutine from the specified memory location if parity flag is not se reset( P=0). The instruction format is
CPO 16 bit memory address