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Altera_Forum's avatar
Altera_Forum
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14 years ago

PIO to Memory to PCIe on Arria II GX

Hello, I'm sorry to ask you such simple things, but I'm nearly running mad. My Problem is: I want to check the data of a 32 bit wide general bus. This bus has a clock of 50 MHz. My intention is...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

Here is the very basic idea.

Since you are using Qsys, you just need to connect PIO component(s) to the bar0. (you don't have to worry much about clock crossing, Qsys will take care)

For the s/w side, you need to access this bar0 to read/write the 32bit PIO data.