E-Tile Transceiver PHY User Guide

ID 683723
Date 9/30/2022
Public
Document Table of Contents

9.2.22. 0x0030: PMA Mux Clock Swap

Attribute Code

0x0030

Description

Switch between refclk_in_A and reflck_in_B on the PMA mux to do dynamic reconfiguration on the reference clocks.

  • 0x84[2:0]: 3'b000 to set to refclk_in_A (default)
  • 0x84[2:0]: 3'b011 to set to refclk_in_B
  • 0x84[7:3]: 5b'00000
  • 0x85[7:0]: 0x00

PMA Can Be Running While Updating PMA Attribute?

Yes

Return Value {0x89[7:0],0x88[7:0]}

0x0030

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