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Altera_Forum's avatar
Altera_Forum
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11 years ago

a5,hard ip of pcie,how connect perstn?

the perstn from pc mother board`s pcie slot is not connect to the dedicated io pin of arria5, when fit, error report.how can i fix it?

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  • Altera_Forum's avatar
    Altera_Forum
    Icon for Honored Contributor rankHonored Contributor

    The perstn from motherboard needs connect to pin_perst of pcie core.

    If the Arria V FPGA has 2 PCIe cores, each PCIe core instance has its own pin_perst signal. You

    must connect the pin_perst of each Hard IP instance to the

    corresponding nPERST pin of the device. These pins have the

    following locations:

    - NPERSTL0: bottom left Hard IP block

    - NPERSTR0: bottom right Hard IP block