Forum Discussion

AEsqu's avatar
AEsqu
Icon for Contributor rankContributor
6 years ago

huge delay inserted by Quartus 19.3 pro on the Arria 10 FPGA

Hello, I see a huge delay inserted by Quartus 19.3 pro on the Arria 10 FPGA. This was not seen in the stratix III FPGA using quartus 13.1. I will attach the picture showing this. This lead to hug...
AEsqu's avatar
AEsqu
Icon for Contributor rankContributor
6 years ago

I have added the synthesis syn_keep =1 attributes in the RTL code and the flops are well preserved and there is no combi loop anymore within quartus 19.3/arria 10 ;-)