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⟩ Tell me which register bank is used if we use the following instructions. SETB PSW.3 A SETB PSW.4 B?

☛ Statement A sets 3rd bit of flag register.

☛ Statement B sets 4th bit of flag register.

☛ Therefore register bank 3 is initiated .

☛ It uses memory location 18H to 1FH.

☛ The register bank is also called as R3.

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