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Altera_Forum
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14 years ago

Issues with Avalon burst adapter in SOPC

I have an Avalon master with a 32-bit data bus connected to an Avalon slave with a 64-bit data bus. SOPC builder allows me to do this, and automatically inserts a sopc_system_burst module between the...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

There isn't one shipped in the ACDS but I think there was one floating around somewhere (hopefully not in the old Nios II forum that crashed....) Building a 2x bridge is pretty easy to do manually though. You just store multiple beats inside the bridge and glue them together into a single wide access. The tricky part is to implement a timeout mechanism in case the additional beats never arrive (don't want to stall forever).