1.

An 8085 microprocessor executes “STA 1234H” with starting address location 1FFEH (STA copies the contents of the Accumulator to the 16-bit address location). While the instruction is fetched and executed, the sequence of values written at the address pins A15 − A8 is

A. 1FH, 1FH, 20H, 12H
B. 1FH, FEH, 1FH, FFH, 12H
C. 1FH, 1FH, 12H, 12H
D. 1FH, 1FH, 12H, 20H, 12H
Answer» B. 1FH, FEH, 1FH, FFH, 12H


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