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(a) Arithmetic operations (b) Logic operations (c) Data transfer operations (d) Branch operations

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Q: Which group of instruction do not effect the flag?
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Which group of instruction do not affected the flag in microprocessor?

branch instruction


What is a standing instruction?

A standing instruction is an instruction that remains in effect for an indefinite time. That is, it remains in effect until the office or person who issued the instruction retracts or cancels it.


Will DCX instruction affect the zero flag?

no....it does not aff


Why increment INR instruction in 8085 does not affect carry flag?

INR affect the carry flag.


When did Flag Group end?

Flag Group ended in 1990.


When was Flag Group created?

Flag Group was created in 1986.


What is the use of direction flag and Trace flag in 8086?

The direction flag (DF) controls the direction of repeated string instructions. The trap flag (TF) executes one instruction and then executes a debug (INT 1) instruction so that a debugger can single step through a program.


If the accumulator has C5H from a previous instruction and the carry flag is set then what will be the contents of the accumulator and carry flag after executing the instruction ADI 94H?

If you add 94H to C5H with the ADI instruction, the result in the accumulator will be 59H and the carry flag will be set. It does not matter what value the carry flag had to start with, because you said ADI, instead of ACI. (For ACI, the result would be 5AH with carry set.)


Difference between variation order and site instruction?

Variation Order is a Site Instruction which have effect on Time, Quality and Cost. But if we entitled it as Site Instruction only, usually it does not have effect on Time, Quality and Cost.


Why DAD instruction only affect carry flag in 8085?

Carry


What is a confederation flag?

A confederation flag, as with any other flag, is a representation and identification of a group of nations, such as the USSR had, or a group of states, such as the Confederate states had.


What is group controlled instruction?

group of students present a task or project