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Altera_Forum's avatar
Altera_Forum
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13 years ago

PIO higher than 32 bits

Hi, I'm trying to interface a NIOS2 with a self-designed VHDL module, a simple one. Until now I was using a 32 bit PIO for transferring data from the VHDL to the NIOS2, but I would like to inc...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
13 years ago

Hi,

I do not why I thought that reading from a PIO took a lot of time. If it takes only 3 clk cycles I can afford it and use two 32 bit PIOs instead of implementing something more complex such as a DMA & Avalon.

Thank you for your help,

XB