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External HS PHY ULPI Register Access

Question asked by Joshua on Mar 13, 2015
Latest reply on Mar 16, 2015 by Joshua
So I know ST doesn't expose viewing of the ULPI Register Array, but has anyone implemented code to access them "blindly"? I need to tweak a few registers to try and pass USB 2.0 compliance but am having trouble figuring out how. 

Using a USB3320 and a STM405, if that matters.