Article ID: 000087087 Content Type: Troubleshooting Last Reviewed: 11/24/2011

For DDR2 and DDR3 SDRAM Controller with UniPHY, Quartus II Software Cannot Read .mif File for PLL

Environment

Quartus Edition

Quartus® II Subscription Edition

Version Found: 10.0

FPGA Intellectual Property

PLL

Version Found: 10.0

BUILT IN - ARTICLE INTRO SECOND COMPONENT

Critical Issue

Description

The Quartus II software gives a warning that it cannot read the .mif file, which causes the PLL to load with unexpected initial settings.

Resolution

To work around this issue, copy the .mif file from the <variation name>/rtl directory to the project directoy.

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