FIND-1现场总线通信控制器及其应用

The design of a fieldbus synchronous communication controller and application

本文在简介FIND 1现场总线通信控制器芯片的基础上 ,针对现场总线仪表同步通信电路的设计 ,讨论了FIND 1与CPU接口电路及MAU的设计方案及电路实例 ,并给出通信程序与自诊断程序的设计方法。

This paper deals with the design of a fieldbus synchronous communication circuit ,and discusses the design scheme and a circuit example for the interface circuit between the FIND 1 and CPU and MAU.The design method of the communication program and auto diagnostic program are also given.