For sign flag , Electrical Engineering

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For Sign Flag

 CP ( Call on plus ) CM (Call on minus ) Instruction

CP call  the subroutine  from the  specified  memory  location if  sign flag is not set or reset( S=0). The instruction  format is

                             CP 16 bit   memory  address

CM call the   subroutine  from the specified memory location if sign flag is set (S=1).  The instruction  forma is

                            CM 16 bit  memory address

 


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