本实验教程选用Xilinx公司的产品X9572，与之配套的开发软件为ISE4.1i，可进行原理图的输入和VHDL硬件描述语言的输入，并且可利用Modelsim进行功能仿真和时序仿真。-In this study, selected Xilinx tutorial products X9572, with supporting the development of software for ISE4.1i, schematic can be input and VHDL hardware descr iption language input, and can use Modelsim functional simulation and timing simulation.