同步静态RAM读写程序，可用作模块，已通过ISE12.4验证-Synchronous Static RAM read and write procedures, can be used as modules, have been verified by ISE12.4

实现一个256x8的同步静态存储器SSRAM，用硬件描述语言Verilog写的，同时谢了测试程序-it realized a 256x8 SSRAM,writen by Hardware descr iption language Verilog ,and include the testbench.