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Altera_Forum's avatar
Altera_Forum
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19 years ago

Avalon communication

Hey guys! I've a design base on an NIOS, an IP i've developed and the ddr ip. Here is the connection with a screenshot of my sopc builder project. http://mitch.53.free.fr/bordel/sopc.jp...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
19 years ago

FYI, if you are using the Altera DDR SDRAM controller it uses a max pending reads of 16. Typically up to 12-13 reads will be pending when a DMA reads from it, so overestimating this value is usually a good thing (and doesn't cost much in terms of extra hardware)