SNLA261A August   2016  – March 2024 DP83822H , DP83822HF , DP83822I , DP83822IF , DP83825I , DP83826E , DP83826I , DP83867CR , DP83867CS , DP83867E , DP83867IR , DP83867IS , DP83869HM

 

  1.   1
  2.   DP838xx Wake-On-LAN
  3.   Trademarks
  4. 1Introduction
  5. 2Wake-on-LAN
    1. 2.1 WoL – Principles of Operation
      1. 2.1.1 Magic Packet Detection
      2. 2.1.2 Magic Packet Detection with Secure-ON
      3. 2.1.3 Custom Pattern Detection
      4. 2.1.4 WoL - Mechanisms
    2. 2.2 WoL - Implementation
      1. 2.2.1 Magic Packet Detection - Implementation
        1. 2.2.1.1 Example 1 – Pulse Mode Indication on LED_1 (DP83822)
        2. 2.2.1.2 Example 2 – Level Change Mode Indication on COL (DP83822)
        3. 2.2.1.3 Example 3 – Pulse Mode indication on GPIO_1 (DP83867)
      2. 2.2.2 Magic Packet Detection with Secure-ON - Implementation
        1. 2.2.2.1 Example 1 – Pulse Mode Indication on COL with Secure-ON (DP83822)
        2. 2.2.2.2 Example 2 – Level Change Mode Indication on RX_D3 with Secure-ON (DP83822)
        3. 2.2.2.3 Example 3 – Pulse Mode indication on GPIO_1 (DP83869)
      3. 2.2.3 Custom Pattern Detection - Implementation
        1. 2.2.3.1 Example 1 – Pulse Mode Indication on COL with Byte Mask (DP83822)
        2. 2.2.3.2 Example 2 – Pulse Mode Indication on GPIO_0 with Byte Mask (DP83867)
  6. 3Summary
  7. 4Revision History

2.2.1.2 Example 2 – Level Change Mode Indication on COL (DP83822)

MAC ADDRESS = 00:17:83:B2:F7:45

To enable Magic Packet detection with level change indication on COL use the following register writes:

Table 2-4 WoL Magic Packet Configuration Steps; Level Change Mode
StepRegisterValueDescription
104A21700MAC Address Bytes 1 and 0
204A3B283MAC Address Bytes 3 and 2
304A445F7MAC Address Bytes 5 and 4
404630002Configures COL pin for WoL Indication
504A00181WoL Enabled, Level Change
604A00981Clear Level Change while retaining previously configuration