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dpeng's avatar
dpeng
Icon for Occasional Contributor rankOccasional Contributor
1 month ago
Solved

Cyclone V: how to enable USB1 with a ULPI USB PHY (USB3320)?

I want to enable USB1 (USB 2.0 controller) of the Cyclone V in host-only mode. But Vbus is not present and no device is detected. A ULPI-compatible Microchip USB3320 USB PHY is connected to the Cyc...
embedded peripheral
operating system
  • dpeng's avatar
    dpeng
    1 month ago

    Hi Alan,

    Thanks for giving it a thought. I finally got it working: a misconfigured switch. No comments, please...

    David 

SueC_Altera's avatar
SueC_Altera
Icon for Contributor rankContributor
1 month ago

David - I hate it when something like that happens!  Thanks for letting us know you figured it out!

Sue