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VHDL - Re: Process and IF Statements

 
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Old 07-19-2003, 06:07 AM   #1
Default Re: Process and IF Statements


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Pedro Claro wrote:
> I am sorry Keith, but I can't understand it yet.
> Is it or is not possible to have two processes giving values to
> a signal at different instants of time?



hi,
i had the same question some time ago.the solution is at:
http://courses.ece.uiuc.edu/ece311/ at the faq.html, where it says:

1. Can more than one process update a signal?

No. This tends to cause race conditions. (Which process should have
updated the signal?)

i read at the other answers that you can do it if you design a
bus-signal.I don't know what is that, so i cannot make a comment.

hope i helped.

- -- spyros

- --

öïéôçôÞò óôï Ä.Ð.È

student @ DUTH

public key: dalab.ee.duth.gr/~spyros/my_pub.asc


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