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Re: GigE (was Re: [Discuss-gnuradio] DSP based SDR)
From: |
Eric Blossom |
Subject: |
Re: GigE (was Re: [Discuss-gnuradio] DSP based SDR) |
Date: |
Fri, 24 Jun 2005 06:09:27 -0700 |
User-agent: |
Mutt/1.5.6i |
On Fri, Jun 24, 2005 at 02:31:41PM +0200, Harald Welte wrote:
> On Thu, Jun 23, 2005 at 08:52:33PM -0700, Eric Blossom wrote:
>
> I don't really understand why you would want flow control.
>
Think about the transmit path.
Simplest possible test case:
Software sine wave generator talking to transmit hardware. There is
nothing throttling the signal generator. It will produce an
infinite amount of data as quickly as it can. You want the DAC
clock to control pacing. Any kind of host based pacing will lead to
trouble (under or overruns).
Eric
- GigE (was Re: [Discuss-gnuradio] DSP based SDR), Harald Welte, 2005/06/06
- Re: GigE (was Re: [Discuss-gnuradio] DSP based SDR), Darrell Harmon, 2005/06/06
- Re: GigE (was Re: [Discuss-gnuradio] DSP based SDR), John Gilmore, 2005/06/21
- Re: GigE (was Re: [Discuss-gnuradio] DSP based SDR), Harald Welte, 2005/06/22
- Re: GigE (was Re: [Discuss-gnuradio] DSP based SDR), Marcus D. Leech, 2005/06/22
- Re: GigE (was Re: [Discuss-gnuradio] DSP based SDR), Stephane Fillod, 2005/06/22
- Re: GigE (was Re: [Discuss-gnuradio] DSP based SDR), David Young, 2005/06/22
- Re: GigE (was Re: [Discuss-gnuradio] DSP based SDR), Eric Blossom, 2005/06/23
- Re: GigE (was Re: [Discuss-gnuradio] DSP based SDR), Harald Welte, 2005/06/24
- Re: GigE (was Re: [Discuss-gnuradio] DSP based SDR),
Eric Blossom <=
- Re: GigE (was Re: [Discuss-gnuradio] DSP based SDR), David Carr, 2005/06/24
- Re: GigE (was Re: [Discuss-gnuradio] DSP based SDR), Philip Balister, 2005/06/24
- Re: GigE (was Re: [Discuss-gnuradio] DSP based SDR), John Gilmore, 2005/06/24
- Re: GigE (was Re: [Discuss-gnuradio] DSP based SDR), Lamar Owen, 2005/06/25
- Re: GigE (was Re: [Discuss-gnuradio] DSP based SDR), Marcus D. Leech, 2005/06/25
- Re: GigE (was Re: [Discuss-gnuradio] DSP based SDR), Eric Blossom, 2005/06/26
- Re: GigE (was Re: [Discuss-gnuradio] DSP based SDR), Eric Blossom, 2005/06/26
- [Discuss-gnuradio] FIR filter in fsk_tx.py, Sachi, 2005/06/26
- Re: [Discuss-gnuradio] FIR filter in fsk_tx.py, Sachi, 2005/06/27
- Re: [Discuss-gnuradio] FIR filter in fsk_tx.py, Matt Ettus, 2005/06/29