电网分析仪与PC机间串行通讯的设计与实现

Design and realization of PC serial communication with a power net analyzer

文中研究了PC机和电网分析仪组成上位机和下位机之间的通讯过程 ,该通讯过程采用MODBUS协议。给出了用VB实现上位机监控软件的方法和下位机对上位机的通信实现。

Design and realization of PC serial communication with the power net analyzer. Design of a communication protocol based on MODBUS protocol and the method of software realization were presented in detail. Its feasibility and effectiveness were demonstrated in its practical applications.