Posted on September 02, 2014 at 14:11Hello Clive: what type of board is that? (manuf / pn?). Thank you.

Posted on June 17, 2014 at 14:15> ULPI and I2S enabled at the same time with F2-F4 QFP144 and smaller? Yes, using a F4 LQPF64 with ULPI and I2S at the same time. > actually require an external ULPI PHY to get the USB-HS Yes, F4 must have external UL...

Posted on June 12, 2014 at 14:58Some more explanation describing the failure may help find your problem. Is it 'chirping' at High Speed or dropping to Full Speed? Are you using a USB protocol analyzer? How does enumeration fail?

Posted on June 04, 2014 at 18:25I realize this is an old thread but... Did you ever resolve your issue? How, and what was it? Thanks.