基于计算机并行口的振动数据采集系统的研制

Vibration Data Acquisition Instrument Design Based on PC Parrallel Port

介绍了一种现用于铁路机车车辆行业机械故障诊断的数据采集器JL-302。该系统采用一种新颖独特的方式——计算机并行口控制系统硬件进行数据采集,文章详述了采用该方式的原因及该方式下采集器的硬件设计、软件编程以及实现过程中需注意的一些事项。

This paper introduced a kind of vibration data acquisition instrumentJL - 302 which had been applied for mechanical fault diagnosis in railway locomotive and car field. This instrument used a new method - PC parrallel port to control hardware to acquire vibration data. It discribed the reason that this method was used , the hardware design , the software design and matters that shold be paid attention to.