Knowledge Base Article

How should I connect coreclkout_hip to pld_clk on Stratix V?

Description

In the Stratix® IV Hard IP for PCI Express®, some configurations allowed the pld_clk to be driven from a PLL that was, in turn, derived from coreclkout_hip.  This implementation is not supported when using the Stratix V Hard IP.

Resolution

For Stratix V, connect pld_clk to coreclkout_hip as shown in the Clock Signals Hard IP Implementation table of the Clock Signals section of the Stratix V Hard IP for PCI Express User Guide.

Updated 2 months ago
Version 2.0
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