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How to write to USB PHY ULPI register ?

vesusejage
Associate II
Posted on April 01, 2017 at 09:25

Hello, how do you write to an USB PHY configuration register via ULPI ? I would like to swap DP and DM pins from Microchip USB3343 by setting bit 1 of register 0x39. 

http://ww1.microchip.com/downloads/en/DeviceDoc/334x.pdf

 page 82. Thank you !

#ulpi #register #usb #configuration #stm32-usb-hs-phy
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