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DAA: Decimal Adjust Accumulator:- This instruction is utilized to convert the result of the addition operation of 2 packed BCD numbers to a valid BCD number. The conclusion has to be only in the AL. If the lower nibble is greater than 9, after addition opraction or if AF is set, it will add 06 to the lower nibble in the AL. After adding 06 in the lower nibble of the AL, if the upper nibble of AL is higher than 9 or if carry flag is set, DAA instruction adds 60H to the AL. The instance given below explain the instruction.
Example :
The instruction DAA affects CF, AF, ZF, and PF flags. The OF is not defined.
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