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Assembly Language Programming: Please I Need Help - Programming - Nairaland

Nairaland ForumScience/TechnologyProgrammingAssembly Language Programming: Please I Need Help (1159 Views)

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Assembly Language Programming: Please I Need Help by PaulErungworo(op): 6:40am On Jun 21, 2016
Hello guys, pls I need prompt help from you
Here is the question...

1. Write an assembly code program for the 6502 or Z80 microprocessor to calculate the sum and the difference of the two numbers stored at Cooo16 and Coo16 and store the result at Booo16 (sum) and Boo16 (difference)
2. In a Z80 processor what is the use of HL? If the content of H register is DI16 and the L register is FE16, what would be the result of the instruction ADD A, (HL)?

Sorry 16 is the base number
Re: Assembly Language Programming: Please I Need Help by Nobody: 11:37am On Jun 21, 2016
Is that DI16 a valid hexadecimal?
Re: Assembly Language Programming: Please I Need Help by PaulErungworo(op): 12:12pm On Jun 21, 2016
duvie92:
Is that DI16 a valid hexadecimal?
Yes it is
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