1-What are advantages of writing subroutines in programs? 2- For INT 30h, show the positions for both IP and CS of the ISR that could be existed dalou timo generated by the following subroutine, if you know that
1-What are advantages of writing subroutines in programs? 2- For INT 30h, show the positions for both IP and CS of the ISR that could be existed dalou timo generated by the following subroutine, if you know that
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Question
![1-What are advantages of writing subroutines in programs?
2- For INT 30h, show the positions for both IP and CS of the ISR that could be
existed
3-Compute the delay time generated by the following subroutine, if you know that
CPU frequency is 8 MHz.
Delay Proc Near
PUSH BX
PUSH CX
PUSH DX
MOV BX, 100
NI: MOV CX, 15
LOOP $
DEC BX
JNZ NI
POP DX
POP CX
POP BX
RET
Delay ENDP
MOV regreg
MOV reg value
LOOP
CALL
RET
NOP
2T
4T
17/ST
19T
16T
3T
PUSH reg
POP reg
JNZ
DEC reg
ADD regreg
ADD reg value
11T
ST
16/4T
3T
3T
4T](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F17e51d7f-d098-425c-9884-495a73ca5b32%2F363c5125-a475-4455-b00a-8df1e563264c%2F7j4dmei_processed.jpeg&w=3840&q=75)
Transcribed Image Text:1-What are advantages of writing subroutines in programs?
2- For INT 30h, show the positions for both IP and CS of the ISR that could be
existed
3-Compute the delay time generated by the following subroutine, if you know that
CPU frequency is 8 MHz.
Delay Proc Near
PUSH BX
PUSH CX
PUSH DX
MOV BX, 100
NI: MOV CX, 15
LOOP $
DEC BX
JNZ NI
POP DX
POP CX
POP BX
RET
Delay ENDP
MOV regreg
MOV reg value
LOOP
CALL
RET
NOP
2T
4T
17/ST
19T
16T
3T
PUSH reg
POP reg
JNZ
DEC reg
ADD regreg
ADD reg value
11T
ST
16/4T
3T
3T
4T
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