Solved
Does stm32H563 support 2wire USB
I'm using STM32H563, and just use USB_DM USB_DP for usb connect and without connect UCPD_CC1 UCPD_CC2， can it work for USB type-a connect and worked as host for msc storage. Thank you.
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Yes, if you just want an MSC device, all you need are the USB_DP/USB_DM pins. Only if you need power delivery functionality are the other pins needed.
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