Dual Ethernet Ports on the MOD5282

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ddeham
Posts: 9
Joined: Tue Feb 24, 2009 7:37 am

Dual Ethernet Ports on the MOD5282

Post by ddeham »

Hi,

On the old Netburner Yahoo mailing list, "frunchy" asked if anyone had added a second ethernet port to the MOD5234. Paul Breed responded that there was an app note in the works, but it hadn't been published yet. That was in November of 2007. Has the app note been published yet? Will will that design work with the MOD5282? Let me know.

Thanks,

Dan

--- In netburner_group@yahoogroups.com, Paul Breed <pbreed@...> wrote:
>
> We have done a design that uses the
>
> Miocrochip ENC28J60
> SPI based ethernet controller as an additional ethernet port.
> IT is only 10 base T
>
> We have been planning to publish an appnote but have not yet done so.
> If this would be useful we can get you some preliminary info.
>
>
>
> Paul
>

--- In netburner_group@yahoogroups.com, "frunchy" <frunchy@...> wrote:
>
> I am currently using the MOD5234 and need to have two ethernet ports.
> Has anybody already done this with this module or even a different
> module and like to share what they learned?
>
> Thanks,
>
> Joe
>
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Chris Ruff
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Re: Dual Ethernet Ports on the MOD5282

Post by Chris Ruff »

Dan:

Do you want to add a SECOND serial port or an SPI port?

A second port is trivial, all you need to do is add a level shifter, MAX202, that sort of chip, to the existing U1Rx and U1Tx lines at MOD interface

If you want to add a third port, there are re-assignable pins for that, too.

If you want to add a 4th port using SPI or the QSPI or whatever, that can be done and I have done it before with other NB boards. IT will also work with the MOD- boards. You would use one of the serial port UARTS. I really like the SPI ifc. SC16IS762IBS dual uart. Soldering it is particularly exciting.

Chris
Real Programmers don't comment their code. If it was hard to write, it should be hard to understand
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pbreed
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Re: Dual Ethernet Ports on the MOD5282

Post by pbreed »

We have code and example of using the microchip SPI/10 base t Ethernet chip.
Submit a support request and we can send you that.
(If you want to do a parallel inteface the code is a good starting example )


Paul
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