QDR pins qdr_a and qdr_d should be moved to improve timing.
On Wed, 2011-05-04 at 12:14 +0200, alessandro.maggione@eurotel.it
wrote:
> As you'd know we are working on the qdr memory on the fmc pcie
board.
> I want to report you the qdr memory is working.
> We had a lot of difficulties due to timing problems; these timing
> problems are related to the qdr memory pin position: the qdr_a and
> qdr_d signals are placed at two different sides of the device (top
> left and bottom right).