For zero flag , Electrical Engineering

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For zero flag

 CZ ( Call  on Zero )  CNZ ( Call on no zero ) Instructions

CZ call the  subroutine  from the  specified  memory location if zero flag is set  (Z=1). The instruction format is

                                   CZ 16 bit  memory  address

CNZ calls the  subroutine  from the  specified  memory  location if zero  flag is not  set of reset( Z= 0)  the instruction format is

                                   CNZ 16 bit  memory  address

 


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