Converting hex to decimal in 8051 assembly code

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October 7th, 2006, 02:32 AM

kashyap

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Converting hex to decimal in 8051 assembly code

Hi,

It would be great if someone could explain to me how to convert hex to decimal (0-99). I know i need to use the mnemonic "DA A", but hiw dun really know how it works. Can some please help thanx.

September 25th, 2008, 01:21 AM

funa

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Quote:

Originally Posted by kashyap

Hi,

It would be great if someone could explain to me how to convert hex to decimal (0-99). I know i need to use the mnemonic "DA A", but hiw dun really know how it works. Can some please help thanx.

DA A instruction is only for conversion to BCD. For decimal number you take first character (MSD) convert to value 0 - 15 (char 0-F), multiply by 16 and then add second character (LSD) value 0 - 15 (char 0-F).

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