Forum Discussion
tsoundi
New Contributor
New ContributorUnrecognized output fir II
Hi, I made a fir filter using the FIR II in the ip catalog of Quartus Prime Lite Edition. When implementing my fir filter I get an Unrecognized signal at the output of the filter. I made a testbe...
Hi,
When you are using the FIR II IP with Lite edition there will be time limited SOF will generate.
Are you giving any reset to the FIR IP? If Yes, try changing the reset polarity on HW(eg. active low to active high).
Thank you
Kshitij Goel
Kshitij_Intel
Frequent Contributor
Frequent ContributorHi,
When you are using the FIR II IP with Lite edition there will be time limited SOF will generate.
Are you giving any reset to the FIR IP? If Yes, try changing the reset polarity on HW(eg. active low to active high).
Thank you
Kshitij Goel
tsoundiHi,
Thank you very much I overlooked this detail. I did it correctly in my testbench but did not invert the reset in the project.
I changed this and I get an output now !
greetings,
Daoud
