简单介绍EDA技术的发展现状,着重介绍基于EDA技术的可编程逻辑器即八位数字频率计的设计方案选择、原理图设计输入、原理图编译和仿真等操作,比较完整的说明了八位数字频率计的功能与作用和使用QuartusII软件进行可编程逻辑器件设计的操作流程。

-A brief introduction of EDA technology development present situation, introduced the EDA technology based on programmable logic device eight digital frequency meter design scheme selection, schematic design input, compile schematic and simulation operation, more complete descr iption of the eight digital frequency meter function and using QuartusII software for programmable logic device design of operation flow.