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AR# 19376

LogiCORE PCI Spartan-3 - 33 Mhz PCI core fails input setup (offset in) constraint in Spartan-3 device. Spartan-3 timing constraints.

Description

General Description:

The 33 MHz 32-bit or 64-bit PCI LogiCORE fails the 7.00 ns input setup constraint in the Spartan-3 device. The constraint failing is:

TIMEGRP "PCI_PADS_C" OFFSET = IN 7.000 VALID 7.000 BEFORE "PCLK" TIMEGRP "ALL_FFS" ;

Solution

This problem will be corrected by the updated version of the Spartan-3 speedfiles with the release of 6.2i SP3. Currently this is scheduled for June 2, 2004. Please visit the ISE service pack update site to download Service Pack 3 on or after June 2. This site can be reached at:

http://www.support.xilinx.com/xlnx/xil_sw_updates_home.jsp

AR# 19376
Date Created 09/03/2007
Last Updated 12/15/2012
Status Active
Type General Article