WIZNET etherenet shield v1.1 mac address

Has anyone else had this problem?

  • Yes (solved)
  • Yes (unsolved)
  • No

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How do I find the MAC addresses for your WIZNET ethernet shields. They are not listed on the cards anywhere!!!

If you have any information on retrieving the MAC address from the SeeedStudio WIZNET shield, please either post it or send me an email at michaelward@sprintmail.com

Thanks!

  • Mike

Looks like I may have found the problem in a previous post.

Perhaps the problem is that I bought the SeeedStudio ethernet shield intending to use it with a Arduino Duemilanove:



Albert.Miao

Post subject: Re: Ethernet Shield support

PostPosted: Thu May 07, 2009 11:05 am

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Joined: Sun Nov 23, 2008 9:23 am

Posts: 227

Hi,

We test this llibrary,and check what’s problem about it can’t work with Arduino-mega.

The problem seems the hardware SPI is not compatible with Arduino-Duemilanove.

So we will write a library for both.

Thanks

Albert

I find it hard to believe that SeeedStudio would sell an ethernet shield that does not work with a Duemilanove Arduino and software v22. Is there no easy way to make this work with modern arduino hardware and software? Or was Albert wrong. Anyone, any clue at all? Has anyone gotten one of these SeeedStudio WIZNET ethernet shields working with an Arduino Duemilanove and modern software? Or am I sending these messages out to the big bit bucket?


  • Mike

We experience with the WizNet chips is that they don’t have a built-in MAC address. Instead, you program the MAC as part of initializing the chip. My WebDuino library examples do this – see <LINK_TEXT text=“https://github.com/sirleech/Webduino/bl … Buzzer.ino”>https://github.com/sirleech/Webduino/blob/master/examples/Web_AjaxBuzzer/Web_AjaxBuzzer.ino</LINK_TEXT> where the MAC is declared at the top of the file.