AX88772 ASIX [ASIX Electronics Corporation], AX88772 Datasheet - Page 15

• Manufacturer Part Number: AX88772
• Description: USB to 10/100 Fast Ethernet/HomePNA Controller
• Manufacturer: ASIX [ASIX Electronics Corporation]

4.1.8 Power-Up Steps
After power-on reset, the ASIC will automatically perform following steps to the Ethernet Phys via MDC/MDIO lines,
1. Write to Phy_ID of 00h with Phy register offset 00h to power down all Phys attached to station management
2. Write to Primary Phy_ID with Phy register offset 00h to power down Primary Phy.
3. Write to Secondary Phy_ID with Phy register offset 00h to power down Secondary Phy.
interface.
USB to 10/100 Fast Ethernet/HomePNA Controller
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ASIX ELECTRONICS CORPORATION
AX88772