Subject: Re: [stella] 65xx Questions From: Colin_Hughes@xxxxxxxx Date: Mon, 8 Jul 2002 17:45:50 +0100 |
Carry represents an unsigned overflow or underflow, Overflow represents a signed overflow ( where the sign of the result is incorrect ) EOR is usefull for flipping bits, or even switching between 2 values... Colin. Paul Slocum <paul-stella@xxxxxxxxxxxxxx>@biglist.com on 08/07/2002 17:20:50 Please respond to stella@xxxxxxxxxxx Sent by: owner-stella@xxxxxxxxxxx To: stella@xxxxxxxxxxx cc: Subject: [stella] 65xx Questions 1) What is the difference between overflow and carry? 2) What are some common situations where EOR is useful? -Paul ---------------------------------------------------------------------------------------------- Archives (includes files) at http://www.biglist.com/lists/stella/archives/ Unsub & more at http://www.biglist.com/lists/stella/ ********************************************************************** This email and any files transmitted with it are confidential and intended solely for the use of the individual or entity to whom they are addressed. If you have received this email in error please notify postmaster@xxxxxxxx This footnote also confirms that this email message has been checked for all known viruses. ********************************************************************** SCEE 2002 ---------------------------------------------------------------------------------------------- Archives (includes files) at http://www.biglist.com/lists/stella/archives/ Unsub & more at http://www.biglist.com/lists/stella/
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