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Altera_Forum
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17 years ago

Multiple Avalon MM Master read/write access problem

Hello All, I have designed a simple two port double frame buffer. 1. Avalon MM burst read. 2.Avalon MM burst write. The Avalon mm burst write and read both keep switching Buffer lo...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
17 years ago

1 - Could be an addressing problem on your part. Are you perhaps incrementing your address by larger amounts than you expect? This might make the first frame buffer run into the second but not vice-versa.

2 - Have you simulated?

3 - I also have a frame buffer that supports bursting and the Altera VIP packets so I have some experience in the matter. If you don't object to posting your code, I could glance at yours and see if anything obvious jumps out.

Jake