更宽的块存储器 Application Note: Virtex-II and Spartan-3 Series R Wider Block Memories Author: Nick Sawyer, Marc Defossez XAPP229 (v1.1.1) April 19, 2007 Summary This application note describes how memories wider than 36 bits can be efficiently implemented in the Virtex-II and Spartan-3 generation architectures. The clock doubling method used is similar to the method described for quad-port memories in XAPP228. ……