May 2024
Intermediate to advanced
889 pages
30h 8m
English
book
The X 86 Microprocessors: Architecture, Programming and Interfacing (8086 to Pentium) 2nd Edition by Pearson
by Lyla B. Das
Content preview from The X 86 Microprocessors: Architecture, Programming and Interfacing (8086 to Pentium) 2nd Edition by Pearson
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PROGRAMMING CONCEPTS–II 3-31
MOV BIGGEST, AL ;the biggest number will be in AL
;store it in the location BIGGEST
.EXIT
END
The logic of this program is as follows:
i) The numbers are stored as an array in memory named NUMS. BX is used as a
pointer to this array.
ii) CL contains the count of the numbers (here CL = 0AH).
iii) Initially AL = 0.
iv) AL is compared with each number. If AL is not above or equal to the number in the
array, the bigger number is brought to AL.
v) If AL is above the number in the array, the content of AL is retained as it is.
vi) This is one round of comparison. Then, the pointer (BX) is incremented and count ...
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