Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

Quartus synthesizes my scfifo as a black hole

I've been struggling with a design using a fifo and think I found a bug in the synthesizer. I'm using a very small single clock fifo (8*2 bits) instantiated many times in a component. As it wasn't wo...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

Hello,

full and empty are also coming from nowhere in previous Quartus versions, e.g, my V9.1 working version with Cyclone III, if the FIFO is implemented in logic cells. It seems to be a pretty old bug - or undocumented limitation.

Regards,

Frank