Read the Assembly program carefully, understand its working/functionality and answer the below given questions.             MOV DX, 0090            MOV DS, DX            MOV AX, 0004            MOV DX, AX            SUB DX,1 Back:   MUL DX            DEC DX            CMP DX, 0            JNE Back            MOV [0020], AL            INT E            INT 7 a. How many times the Loop will repeat? b. What will be value of AL after complete execution of program? c. Write the main idea of the functionality of the program in your own words briefly.

Electric Motor Control
10th Edition
ISBN:9781133702818
Author:Herman
Publisher:Herman
Chapter32: Two-speed, One-winding (consequent Pole) Motor Controllers
Section: Chapter Questions
Problem 6SQ: Describe the operation of Figure 325 (B) by adding jumper wire A to the original circuit.
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Read the Assembly program carefully, understand its working/functionality and answer the below given questions. 


           MOV DX, 0090
           MOV DS, DX
           MOV AX, 0004
           MOV DX, AX
           SUB DX,1
Back:   MUL DX
           DEC DX
           CMP DX, 0
           JNE Back
           MOV [0020], AL
           INT E
           INT 7


a. How many times the Loop will repeat?
b. What will be value of AL after complete execution of program?
c. Write the main idea of the functionality of the program in your own words briefly.

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