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Date:      Fri, 8 Dec 1995 19:20:49 -0700 (MST)
From:      Terry Lambert <terry@lambert.org>
To:        dwhite@resnet.uoregon.edu
Cc:        meother@sam.wal-mart.com, questions@freebsd.org
Subject:   Re: tcpdump
Message-ID:  <199512090220.TAA00925@phaeton.artisoft.com>
In-Reply-To: <Pine.BSF.3.91.951208131016.207C-100000@gdi.uoregon.edu> from "Doug White" at Dec 8, 95 01:11:52 pm

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> >   I am also haveing problems getting the PC speaker to play sounds with
> >   nas or xanim.  
> 
> The PC Speaker can't support digital audio.  It's just a beeper.

It will support grainy audio.  It is done by using the "pcaudio"
driver, which allocates TIMER2 on the 8259 SIO and latches it to
the speaker.  It makes noise by varying the timer frequency.

Remember "Actung!" from "Castle Wolfenstein"?


					Terry Lambert
					terry@lambert.org
---
Any opinions in this posting are my own and not those of my present
or previous employers.



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