C8051F340单片机在轴承故障诊断中的应用

Application of C8051F340 Single Chip Microcontroller in Bearing Fault Diagnosis

针对轴承故障诊断中的测试信号的要求,介绍使用带有片上USB控制器和A/D转换器的混合信号微处理器C8051F340设计的一种可通过USB接口和VB6.0程序实现与PC机联机的数据采集电路,该采集电路结构简单,体积小,可满足对轴承故障诊断中测试信号的采集,同时也具有通用性,可应用于其它工业场合.

Aiming at the test signals of bearing fault diagnosis, a data acquisition device is designed based on C8051 F340 which is a mixed-signal microcontroller and integrates USB controller and A/D controller on a chip. The data acquisition device combining PC with USB interface and VB6.0, can realize data acquisition. The data acquisition device has features of simple structure and little volume, it can be used not only for the data acquisition of the test signals of bearing faults diagnosis, but can be also used in other industrial occasions.