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Altera_Forum
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19 years ago

Tightly coupled memory and C2H

I have a NIOS application for which using tightly coupled, on-chip memory appears to be offering a nice performance boost. I have a large array of values that I like to reference periodically and ra...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
19 years ago

JCJB -

Thanks, I think that will help a lot. Clearly the issue that I was struggling with was that the first port on the TCM had a 1:1 connection with NIOS which blocked any other access. I can see where dual port would offer then 2nd path in that I need.

That said just two more (hopefully simple) questions. I went looking in all the Altera documentation but came up dry.

1) When I create the 2nd slave port on the tightly coupled memory, what do I connect it to in the SOPC builder? Or do I leave it unconnected as I'm going to reference it in C2H?

2) I'm not familiar with pragma syntax. Any suggestions on what it would be or where I could go to get some documenation on it?

http://forum.niosforum.com/work2/style_emoticons/<#EMO_DIR#>/smile.gif

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