购买的beckoff公司的ip核，提供了详细的datasheet以及协议说明，附上调用ip核的文件，采用verilog编写，平台可以在ISE里自己设置(Buy the beckoff company's ip kernel, provides a detailed datasheet and protocol descr iption, attached to the ip kernel file, using verilog prepared, the platform can be set in the ISE itself)