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Re: [Discuss-gnuradio] Cypress FX2 thermal issues

From: Matt Ettus
Subject: Re: [Discuss-gnuradio] Cypress FX2 thermal issues
Date: Mon, 7 Mar 2005 23:34:23 -0800
User-agent: Internet Messaging Program (IMP) 4.0-cvs

> Has anyone had any issues with the Cypress FX2 overheating?  Ordinarily
> I have the LTC1746 board connected to the ElraSoft FX2 board.  However
> right now I'm experimenting with my Spartan 3 dev board.  Everything
> seems to run fine for 10-15 minutes at which point I stop getting data
> from the FX2.

We never have this problem with the USRP.  You probably have both sides driving
the same pin at the same time.  It takes a lot of care to get tri-state buses


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