[En-Nut-Discussion] Ethernet physical interface, do I have a free choice

Harald Kipp harald.kipp at egnite.de
Thu Sep 7 10:15:43 CEST 2006


David,

At 10:03 05.09.2006 +0100, you wrote:

>I have ethernut running on the AT91SAM7X-EK development board and now I 
>would like to design my own board using the same Atmel chip. Now the dev 
>board uses a Davicom DM9161A for the PHY. If I use a different PHY (maybe 
>SMSC LAN8187) does this have any implications to the software. It seems 
>the PHY chips are programmed through SMI.

I'm new to PHY chips as well. :-) As far as I understood,
their handling is quite similar. You probably need to
change the Ethernet driver, but it shouldn't be much hassle.

Harald




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