making full use of advantages of the virtual instrument and adopting modular programming design method, the applicable softwares which are independent of equipment and interface types are developed.
充分发挥虚拟仪器的优势,采用模块化设计软件方法,设计出独立于设备类型,接口类型的应用软件。
modular programming design of usb host software reduces the degree of difficulty of the software design, and conveniences user software upgrade and maintenance.