【摘要】 介绍了一种以普通声卡为硬件设备的虚拟信号发生器的设计方法。设计采用了虚拟仪器技术,利用NI公司的Lab-VIEW软件的模块化编程以及多线程技术,实现了多种常见周期信号及任意指定信号的双通道输出。更多还原

【Abstract】 This paper presents the design of a virtual signal generator that utilizes a normal PC sound card as hardware device.The generator was developed based on virtual instrument software LabVIEW of NI Company.The modularized programming and multithreading technical is performed during the designed process.更多还原