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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...
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Altera_Forum
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14 years ago

This behavior is expected, there is no packing logic built into the fabric. The reason why you see it for reads is that it is just as easy to perform a wide read than two narrow ones, but this is not the case for writes.

If you need high bandwidth I would either increase the master width or use a half-rate bridge (which does the packing that you are looking for).