Forum Discussion

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

DMA & FIR Filter, some questions.

Hello everyone, I'd like to implement a FIR filter (because it's easy to start with) in DSPBuilder. It should make use of DMA. I finally want to integrate it into an NIOS II based system using ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

Didn't solve the probem, I checked flushing the cache, making pointers volatile and finally disabled the data cache in the hardware design. Any other ideas?

I originally thought it might be a SDRAM timing issue, but manually copying the array value for value works every time.

Regards,

Sebastian