XILINX的DLL的使用介绍，对于时钟的应用有很大的帮助-XILINX the use of the DLL, the application for the clock will be very helpful

sha1_testbench.v -- Testbench with vectors NIST FIPS 180-2 sha1_exec.v -- Top level sha1 module sha1_round.v -- primitive sha1 round dffhr.v -- generic parameterizable D-flip flop library Performance Analysis Performance equa