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Honored Contributor
Honored ContributorHow to Connect to SOPC Avalong Bus from outside of SOPC
I'm using the SDRAM with Nios and SOPC, but I also need to write to the SDRAM via logic that is outside the SOPC. How is this typically done? I'm assuming I would need to create a peripheral ...
Altera_ForumHonored Contributor
Honored Contributor --- Quote Start --- Markus, I would advise to write your own Avalon master controller instead, and put it along with the SDRAM controller in your SOPC system. SOPC builder will automatically add some arbitration logic, and this solution would be easier to write, test, maintain, and re-use. --- Quote End --- Just curious, what does the Avalon Master Controller connected to the SDRAM controller get you? Is it easier to interface to the Avalon Master Controller from the outside (user logic) than it is to connect to the avalon bus / SDRAM controller without it? http://www.alteraforum.com/forum/showthread.php?t=3468 http://www.altera.com/support/examples/nios2/exm-avalon-mm.html http://www.alteraforum.com/forum/showthread.php?t=19053 http://www.alteraforum.com/forum/showthread.php?t=12689
