PLC自由口通讯在数控回转库中的应用  

Application of PLC Free Port Communication in Numerical Controlled Rotary Store

作　　者：逯占文 

机构地区：[1]大连连城数控机器股份有限公司,辽宁大连116036

出　　处：《工业控制计算机》2013年第3期49-50,共2页Industrial Control Computer

摘　　要：简述数控回转库控制系统与上位机通讯的软件设计,介绍了西门子S7-200PLC的自由口通讯,并详细解释了通讯协议及其实现方法。实际应用表明,通讯程序简洁明了,具有一定的通用性和实用性。Program which enables communication in practice between controlling system and upper monitor of rotary store is introduced in this paper.Moreover,free port communication,communication protocol and communication procedure is presented for Siemens PLC S7-200.1t had been shown that this program is simply and explicit for common practice.

关 键 词：数控回转库 PLC 自由口通讯 通讯协议 

分 类 号：TP273.5[自动化与计算机技术—检测技术与自动化装置]