基于ARM7的PLC编程器的设计  

Design of PLC Programmer Based on ARM7

作　　者：任伟[1] 蔡启仲[2] 

机构地区：[1]桂林电子科技大学计算机与控制学院,广西桂林541004 [2]广西工学院电子信息与控制工程系,广西柳州545006

出　　处：《仪表技术与传感器》2010年第4期73-75,共3页Instrument Technique and Sensor

基　　金：广西科学基金资助项目(桂科自0991067)

摘　　要：文中在介绍一种新型PLC装置结构的基础上,阐述了一种PLC手持编程器的设计,描述了编程器的各电路模块的设计,以及软件结构。编程器以S3C44B0作为主控制器,以CAN总线作为主要通讯接口,实现远距离监控、编程、调试PLC控制系统,能够脱机编程,能直接与计算机交换数据,有工业应用价值。The paper introduced the method for the design of a PLC hand-held programmer based on a new type of PLC device structure.It particularly described the design of each circuit module and software structure.The S3C44B0 chip is selected as the main controller,and the CAN bus is used as main way of communication.The instrument realize the function of remote monitoring,programing and adjusting the PLC device,and programming in off-line model.The programmer can communicate with the computer directly and will be suitable for the industry field.

关 键 词：ARM7 PLC 编程器 CAN总线 

分 类 号：TP212.9[自动化与计算机技术—检测技术与自动化装置]