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Altera_Forum
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12 years ago

DDR3 Uniphy hang

Hi, I got issue with regards to running single write in sample project using DDR3 uniphy. I am using Cyclone V GT. The projects compiled ok, timing requirements are met, fully constrained(ref...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

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did you take a look at the status signals as i mentioned? this will tell you if the calibration has passed

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Hi,

I just try to monitor the afi_cal_success and it is always low. afi_cal_fail is always high.. seems like the calibration is not ok.

What should be the cause of this? Any thing I should do?