SNLU289 September 2020 DP83TG720R-Q1 , DP83TG720S-Q1
The USB connector on this board is used for MDIO communication, getting debug information and to power the board. For MDIO communication, either USB2MDIO Tool or any terminal program set to 115200 baud can be used to access all registers of the 720 and 867 PHYs.