The paper describes how to design PROFIBUS-DP intelligent slave station with MCU and SPC3, and discusses the main method in hardware and software design.
本文介绍了应用单片机和SPC3 芯片构建PROFIBUS-DP智能从站的方法，并给出了硬件和软件的实现方法。
The protective relaying and fault recorder information processing system is composed of a master station system, communication network and slave station system.
电网继电保护及故障信息管理系统由主站系统、通信网络和子站系统三部分组成。
PROFIBUS DP is a kind of multi master-slave station structure bus, and the communication between the masters is Token way, and subordination between the master and slaves.
PROFIBUSDP是一种多主从总线，采用主站间按令牌方式、从站和主站间按主从方式进行数据通信的工作方式。
RS232 and PROFIBUS-DP protocol convert interface can embed in the process control equipment as Intelligent Slave Station, that realize many functions as data collect and control.
RS232和PROFIBUS - DP协议转换接口可嵌入现场设备作为智能从站，实现数据采集和控制等多种功能。
Because MAX197 takes a small amount of CPU resources, as a result, the intelligent slave-station adopts this chip as a part of its head for signal collecting and data processing.
由于MAX197占用较少的CPU资源，因此，该智能从站采用此芯片作为前端的信号采集和数据处理部分。
Because MAX197 takes a small amount of CPU resources, as a result, the intelligent slave-station adopts this chip as a part of its head for signal collecting and data processing.
由于MAX197占用较少的CPU资源，因此，该智能从站采用此芯片作为前端的信号采集和数据处理部分。
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