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The X86 Microprocessors: Architecture and Programming (8086 to Pentium), 1st Edition
book

The X86 Microprocessors: Architecture and Programming (8086 to Pentium), 1st Edition

by Lyla B. Das
May 2024
Intermediate to advanced content levelIntermediate to advanced
665 pages
23h 2m
English
Pearson India
Content preview from The X86 Microprocessors: Architecture and Programming (8086 to Pentium), 1st Edition
36 THE x86 MICROPROCESSORS
STAX B ;‘store accumulator indirect’ in this, the content of the
accumulator is stored in the address specifi ed by the
BC register pair.
Immediate Addressing
Here, the source data is written in the instruction itself
MOV A, 78H ;copy the number 78H to A
ADD A, 67 ;add the content of A and the number 67.  e sum is
to be in A.
LXI H, 3453H ;the immediate number 3453H is loaded in the HL
register pair
0.9.3 | Instruction set of 8085
e instruction set can be divided into functional groups as:
Data transfer instructions.i)
Arithmetic instructions.ii)
Logical instructions.iii)
Branch instructions.iv)
We will discuss each group in more detail now, using a sample set of each group.
0.9.3.1 | Data Transfer Instructions ...
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Publisher Resources

ISBN: 9781282663169