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Altera_Forum
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15 years ago

Newbie Question: Access DPR outside SOPC Builder

Hi, I'm currently having trouble to set up a connection to a megawizard created Dual Port RAM. I want to make it accessible from within NIOS as if it was a normal RAM inside NIOS-II via a DMA m...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

Hi andreg,

I had the same need as you.

Please refer to the following thread I started last month for some ideas:

http://www.alteraforum.com/forum/showthread.php?t=24965

Actually, I eventually ended up with a different and simpler approach.

I instantiated the dpr external to the sopc system and used the sopc tristate bus to access it. In my design this was enough; maybe this is not good for your case if you have strong performance requirements.

Regards

Cris