Write a machine-language program to input two one-digit numbers, add them, and o

Question

Write a machine-language program to input two one-digit numbers, add them, and output the one-digit sum (use the listing in the first problem). Write it in a format suitable for the loader and execute it on the Pep/8 simulator.

use listing

0000   4900FE ;Get input from the user and store it @ 00FE
0003   4900FF ;Get input from the user and store it @ 00FF
0006   910022 ;Convert second input to decimal
0009   F100FA ;Store second decimal
000C   D100FE ;Load first input into memory
000F   910022 ;Convert first input to decimal
0012   7100FA ;Add two numbers
0015   A10020 ;convert sum to character  
0018   F1001F ;store the character
001B   51001F ;output the character
001E   00 ; stop
001F   00 ; character to output
0020   0030 ; convert mask to ASCII from decimal
0022   000F ; convert mask to decimal from ASCII

Explanation / Answer

Hex Version for the Loader in Pep/8 simulator

When I input 2 and 5, my output is 2.

Related Questions

Navigate

• Browse (All)
• Browse W
• Subjects

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.