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spte's avatar
spte
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2 months ago

Problem with alt_2p5g_phy and polarity inversion.

We are using Altera alt_2p5g_phy  with a fixed clock of 2.5Ghz. We need rx and tx polarity inversion in our set up. Unfortunately the GUI to set up the phy does not allow to modify the polarity. F...
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spte's avatar
spte
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1 month ago

Dear Pavee,

we could not solve the problem, so we were forced to switch to the "native" PHY and configured the whole thing ourselves. We did this by comparing dedicated settings with the pre-definition of 2.5 Gbit. After that, the native PHY allowed us to change the polarity.

So our problem has been workaround.

Cheers,

Stefan

 

 

  • paveetirrasrie_Altera's avatar
    paveetirrasrie_Altera
    Icon for Frequent Contributor rankFrequent Contributor
    1 month ago

    Hello Stefan,

     

    Glad that you've found  the workaround!!

    If you have a new question, feel free to open a new thread to get the support from Altera experts. 
    Otherwise, the community users will continue to help you on this thread.

    Thank you.