The common software interrupt used here is INT 21H for DOS services. It is used for multiple purposes: a) Function 01H: Keyboard input MOV AH, 01h INT 21h b) Function 02H: Display a character, whose ASCII code is in DL. MOV AH, 02h MOV DL, character INT 21H c) Function 09H: Print string, DX contains pointer to the character string end with $ MOV AH, 09h LEA DX, msg put in msg print on screen what you INT 21H d) Function 4CH: Terminate current process MOV AX, 4C00h INT 21H By using the above interrupt function, write the following code: Quiz on Monday 25/11/2024 Write a simple assembly language code to copying string using the LODSB and STOSB instructions, which copies a byte from the source string to the destination string. The string is I am in the Second Stage in IT Department" Quiz on Wednesday 27/11/2024 Write a simple assembly language code to input any random character from screen and exit (return back to the emulator) if you press (Enter -ODH) key? Solve the question on the application of eum8086

Computer Networking: A Top-Down Approach (7th Edition)
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Author:James Kurose, Keith Ross
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The common software interrupt used here is INT 21H for DOS
services. It is used for multiple purposes:
a) Function 01H: Keyboard input
MOV AH, 01h
INT 21h
b) Function 02H: Display a character, whose ASCII code is in DL.
MOV AH, 02h
MOV DL, character
INT 21H
c) Function 09H: Print string, DX contains pointer to the character
string end with $
MOV AH, 09h
LEA DX, msg
put in msg
print on screen what you
INT 21H
d) Function 4CH: Terminate current process
MOV AX, 4C00h
INT
21H
By using the above interrupt function, write the following code:
Quiz on Monday 25/11/2024
Write a simple assembly language code to copying string using the LODSB and STOSB
instructions, which copies a byte from the source string to the destination string. The
string is I am in the Second Stage in IT Department"
Quiz on Wednesday 27/11/2024
Write a simple assembly language code to input any random character from screen and
exit (return back to the emulator) if you press (Enter -ODH) key?
Solve the question on the
application of eum8086
Transcribed Image Text:The common software interrupt used here is INT 21H for DOS services. It is used for multiple purposes: a) Function 01H: Keyboard input MOV AH, 01h INT 21h b) Function 02H: Display a character, whose ASCII code is in DL. MOV AH, 02h MOV DL, character INT 21H c) Function 09H: Print string, DX contains pointer to the character string end with $ MOV AH, 09h LEA DX, msg put in msg print on screen what you INT 21H d) Function 4CH: Terminate current process MOV AX, 4C00h INT 21H By using the above interrupt function, write the following code: Quiz on Monday 25/11/2024 Write a simple assembly language code to copying string using the LODSB and STOSB instructions, which copies a byte from the source string to the destination string. The string is I am in the Second Stage in IT Department" Quiz on Wednesday 27/11/2024 Write a simple assembly language code to input any random character from screen and exit (return back to the emulator) if you press (Enter -ODH) key? Solve the question on the application of eum8086
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