Intel® Agilex™ Clocking and PLL User Guide

ID 683761
Date 11/09/2022

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Document Table of Contents Recalibration Using Advanced Mode

To perform I/O PLL recalibration using advanced mode, follow these steps:

  1. Set mgmt_address[9:8] = 2’b01 to choose the advanced mode.
  2. Set the mgmt_writedata[6] to 1’b1 on mgmt_address[7:0] = 8’b01001001 by performing the read-modify-write operation.
  3. Set mgmt_address[7:0] = 8’b01001010 and mgmt_wriredata[7:0] = 8’b00000011 to enable the calibration interface.