Arria 10 PCI Express User Guides Show Incorrect Timing for the Transaction Layer Configuration Space Signals

Description

The Arria 10 Avalon-ST Interface for PCIe Solutions User Guide and Arria 10 Avalon-MM Interface for PCIe Solutions User Guide show an incorrect timing diagram for Transaction Layer Configuration Space Signals (tl_cfg*). The Transaction Layer Configuration Space Interface is a multi-cycle path. You must sample this interface in the middle of the 8-cycle window to ensure proper operation.

Resolution

This problem is corrected in the October 31, 2016 versions of these user guides.