SNLA246B October   2015  – December 2022 DP83867CR , DP83867CS , DP83867E , DP83867IR , DP83867IS

1. 1Trademarks
2. 2DP83867 Application Overview
3. 3Troubleshooting the Application
   1. 3.1 Read and Check Register Values
   2. 3.2 Schematic and Layout Checklist
   3. 3.3 Component Checklist
   4. 3.4 Peripheral Pin Checks
      1. 3.4.1 Power Supplies
      2. 3.4.2 RBIAS Voltage and Resistance
      3. 3.4.3 Probe the XI Clock
      4. 3.4.4 Probe the RESET_N Signal
      5. 3.4.5 Probe the Strap Pins During Initialization
      6. 3.4.6 Probe the Serial Management Interface Signals (MDC, MDIO)
      7. 3.4.7 Probe the MDI Signals
   5. 3.5 Link Quality Check
   6. 3.6 Built-in Self Test with Various Loopback Modes
   7. 3.7 Debugging MAC Interface
   8. 3.8 Application Specific Debugs
   9. 3.9 Tools and References
      1. 3.9.1 DP83867 Register Access
      2. 3.9.2 Extended Register Access
      3. 3.9.3 Application Note References
4. 4Conclusion
5. 5Revision History