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Altera_Forum
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22 years ago

FIFO Interface

The fifo interface (http://www.ece.utexas.edu/~desimone/fifo_interface/) component interfaces a FIFO megafunction to the Avalon bus so the master can read or write it like a peripheral. It's pre...
Altera_Forum's avatar
Altera_Forum
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21 years ago

Blocking mode doesn't work. I've attached a fix (a new class.ptf file).

The problem is that when blocking mode is specified, you have to set the Read_Wait_States and Write_Wait_States in the SBI to "peripheral_controlled" for Avalon to honor the waitrequest signal.

To deploy the fix, just overwrite the original class.ptf with this new file, run SOPC Builder, and double-click on all existing instantiations of the component to get the wizard_finish portion of the class.ptf to run, and then regenerate.