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Electronics and Communication Engineering (ECE) : Microprocessors - Quiz(MCQ)
Which of the following is false about LDA instruction?
A)
It has 13 T-states
B)
It is a 3-byte instruction
C)
It doesn’t affect any flags
D)
It uses indirect addressing mode

Correct Answer : Option (D) :   It uses indirect addressing mode


Explanation : LDA is a direct addressing mode instruction which stands for Load Accumulator Direct. It is a 3-byte instruction and it has 13 T-states. No flags are affected by this instruction.

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