Re: A86: Re: Re: OP1

To: <assembly-86@lists.ticalc.org>
Subject: Re: A86: Re: Re: OP1
From: "Matt2000" <matt2000@gte.net>
Date: Fri, 20 Mar 1998 21:31:55 -0500
Delivered-To: assembly-86-outgoing@towerguard.unix.edu.sollentuna.se
Reply-To: assembly-86@lists.ticalc.org


>It's pretty simple, it's just biased by FC00 - that is, FC00 (stored as
>00,FC) is an exponent of 0. Take the exponent you want and add FC00 to get
>those two bytes. The rest of the OP is just the number in BCD (i.e. 123
>would be stored as $12,$30).


Oh ok thanks dude. I understand now. This threw me off

FPNum3: ;-3.6512000000000e-04 = -.00036512
 .db $80, $FC, $FB, $36, $51, $20, $00, $00, $00, $00

But when $FC00 is subtracted by 4 you get $FBFC and then you reverse it to
get the correct exponent. Cool, thanks

-Matt

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A86: Re: OP1

From: the_laser@juno.com (Andy S Johnson)

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