Xref: utzoo comp.databases:5508 comp.lang.c:27744 comp.sys.ibm.pc.programmer:884 sci.math.num-analysis:726
Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!usc!jarthur!rspangle
From: rspangle@jarthur.Claremont.EDU (Randy Spangler)
Newsgroups: comp.databases,comp.lang.c,comp.sys.ibm.pc.programmer,sci.math.num-analysis
Subject: Re: BCD Encoding?
Keywords: BCD, dbase
Message-ID: <6063@jarthur.Claremont.EDU>
Date: 10 Apr 90 23:52:06 GMT
References: <2024@naucse.UUCP> <1990Apr10.193710.20246@uwasa.fi>
Followup-To: comp.databases
Organization: Harvey Mudd College, Claremont, CA 91711
Lines: 15


Microsoft Macro Assembler 5.2 manual gives the following:

Packed BCD numbers are stored 2 digits to a byte, with one digit in the 
lower 4 bits and one in the upper 4 bits

Unpacked BCD numbers are stored one digit to a byte, in the last 4 bits.
The sign is in the leftmost bit (0 is +, 1 is -).


-- 
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|    Randy Spangler                    |    The less things change, the    |
|    rspangle@jarthur.claremont.edu    |    more they remain the same      |
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