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AHX's avatar
AHX
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1 year ago

Arria 10 GX - Problem with PCIe and 2 transceivers (1250Mbps SFP)

Hello community, I'm facing a strange problem with two different Arria10 cards. Both devices are PCIe cards with 2 SFP (small form-factor pluggable) interfaces. Both SFPs are working in a time sens...
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AHX's avatar
AHX
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1 year ago

Hi,

First of all: Thanks for your reply. I've changed our design and was able to synthesize it. Now we need to do some heavy hardware modification on our card to test this.

Follow up question: As already written we're facing this problem on a different FPGA (different bank layout).

Could you please tell me how to connect the clocks? I'm attaching our QSF file (renamed to rtf).

RongY_altera's avatar
RongY_altera
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1 year ago

Similarly, your pcie_refclk for this should be either PIN_R24 or PIN_U24. Current location PIN_N24 is not recommended.

Regards,

Rong