Junk data in MIG (Virtex7)

Thread Starter

rahdirs

Joined May 22, 2013
28
Hi,

I'm working with MIG v2.1.While trying to write to DDR3,there is some wierd data which is coming at ddr3_dq signal which is getting written to DDR3.

This is happening even before calibration signal becomes high & also after it goes high.

Junk data before calibration signal goes high

junk_before_calib.PNG

Junk data after calibration signal goes high

junk_part2.PNG
Obviously,i'm reading that junking data when i give read command
Junk_read.PNG
 
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