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Re: [Discuss-gnuradio] VGA-based DVB-T modulator
From: |
Daniel O'Connor |
Subject: |
Re: [Discuss-gnuradio] VGA-based DVB-T modulator |
Date: |
Tue, 14 Jun 2005 10:32:20 +0930 |
User-agent: |
KMail/1.8 |
On Tue, 14 Jun 2005 09:15, Seth David Schoen wrote:
> There's yet another similar project that I would like to track down
> that was using a VGA card.
>
> Does anyone here know if the VGA cards prevent you from controlling
> the DAC durinng the blanking intervals? Are the blanking intervals
> implemented in hardware or in software?
I believe you define certain parameters (including the blanking interval) and
the video card only reads data for 'valid' parts although I don't think there
is anything that would stop you making a modeline that was very small, or
maybe even non existant.
--
Daniel O'Connor software and network engineer
for Genesis Software - http://www.gsoft.com.au
"The nice thing about standards is that there
are so many of them to choose from."
-- Andrew Tanenbaum
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