External Memory Interfaces Intel® Agilex™ FPGA IP User Guide

ID 683216
Date 3/28/2022
Public

A newer version of this document is available. Customers should click here to go to the newest version.

Document Table of Contents

11.7.4.3.6. Debugging VREFIN Calibration Failure

  1. Ensure that the VCCIO of the failing group is powered up to VCCIO=1.2V at the FPGA side.
  2. Regenerate the EMIF IP with other Initial VREFIN values. It defaults to 68% when using the default FPGA I/O settings.
    Figure 151. Changing the Initial VREFIN Value