The immediate addressing mode can be used for 1. Loading internal registers with initial values 2. Perform arithmetic or logical operation on data contained in instructions Which of the following is true?

The immediate addressing mode can be used for 1. Loading internal registers with initial values 2. Perform arithmetic or logical operation on data contained in instructions Which of the following is true? Correct Answer Both 1 and 2

Concept:

The immediate addressing mode can be used for both loading internal registers with initial values

and to perform arithmetic or logical operation on data contained in instructions

loading value in register

For example, LOAD R3, #1000

Performing arithmetic operations

For example, ADD R3, R1

Important Point:

The ‘#’ symbol before the memory address indicates that operand is a data.

Limitation in the immediate mode is that the range of constants are restricted by size of address field.

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