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针对模拟电路和单片机在变电站综合自动化系统中的问题 ,介绍一些改进方法。介绍TMS32 0F2 4 3DSP(数字信号处理器 )和CAN总线的特点 ,论述DSP和上位机之间通过SCI(串行通信接口 )和ActiveX控件的通信 ,最后介绍TMS32 0F2 4 3DSP在DSS - 11型变电站综合自动化系统中的应用。
Aiming at the problems of the analog circuit and SCM in the substation automation system, some improved methods are introduced. This paper introduces the characteristics of TMS32 0F2 4 3DSP (digital signal processor) and CAN bus, discusses the communication between DSP and host computer through SCI (serial communication interface) and ActiveX control, finally introduces TMS32 0F2 4 3DSP in DSS - 11 substation Application of integrated automation system.