Program that takes two nibbles......

Program that takes two nibbles from 2100H and 2101H and combines to form a byte. The nibbles from 2100 are to be taken as most significant nibble.

To extract a nibble we will use the Anding operation....

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LDA 2100H;

ANI F0;

MOVE B,A;

LDA 2101H;

ANI 0F;

ADD B;

STA 2103H;

HLT;

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