SNLU289 September   2020 DP83TG720R-Q1 , DP83TG720S-Q1

 

  1.   Trademarks
  2. 1Introduction
    1. 1.1 Overview
    2. 1.2 Hardware Features
    3. 1.3 Software Features
    4. 1.4 Block Diagram
  3. 2Board Overview
    1. 2.1 Components
    2. 2.2 Connectivity
      1. 2.2.1 Network Interfaces
      2. 2.2.2 USB Connection
      3. 2.2.3 Power Connection
  4. 3Quick Start
    1. 3.1 Jumper and DIP-Switch Settings
    2. 3.2 USB 2 MDIO Tool for Debugging and Configuration
  5. 4Configuration
    1. 4.1 Default Configuration
    2. 4.2 DIP-Switches and Operation Modes
    3. 4.3 DIP-Switch Settings Overview
  6. 5Update MSP430 Software Using UniFlash
  7. 6Schematic, Board Layout, and Bill of Materials
    1. 6.1 Schematic
    2. 6.2 Board Layout
    3. 6.3 Bill of Materials

3.2 USB 2 MDIO Tool for Debugging and Configuration

Open the USB2MDIO tool and under Settings select Baud Rate = 9600 plus the COM Port of the desired USB Port.

The correct USB Port can be found in the Device Manager under Ports (COM & LTP) :

  • Windows 7 and older → TI:USB-2-MDIO (COMXXX).
  • Windows 10 → USB Serial Device (COMXXX).

After that press Open Port.

Now either File à Find PHY ID is available or if already known, the PHY ID can be directly selected from the drop-down menu.

The PHY-ID of the DP83867867 PHY is 0x00.

The PHY-ID of DP83TG720 PHY is 0x08.

Now enter the register to read or write a value.