| 利用FETCH/WRITE方式实现计算机和西门子S7 PLC直接通讯 |
| |
| 引用本文： | 张世友. 利用FETCH/WRITE方式实现计算机和西门子S7 PLC直接通讯[J]. 冶金动力, 2014, 0(8): 78-80 |
| |
| 作者姓名： | 张世友 |
| |
| 作者单位： | 安徽马钢自动化信息技术有限公司,安徽马鞍山243011 |
| |
| 摘 要： | 介绍了西门子S7系列PLC和计算机通讯的几种方式,着重FETCH/WRITE通讯方式的组态配置、原理、报文格式等内容;同时描述了计算机通讯模块的TCP/IP Socket通讯的原理、程序流程图、多线程操作、以及如何利用VC++2005实现整个通讯模块。
|
| 关 键 词： | PLC 多线程 通讯 |
To Achieve Direct Communication between Computer and Siemens S7 PLC Using FETCH/WRITE |
| |
| Zhang Shiyou. To Achieve Direct Communication between Computer and Siemens S7 PLC Using FETCH/WRITE[J]. Metallurgical Power, 2014, 0(8): 78-80 |
| |
| Authors: | Zhang Shiyou |
| |
| Affiliation: | Zhang Shiyou (Masteel Automation ＆ Infomation Company of Maanshan Iron ＆ Steel Go.Ltd., Mannshan, Anhui 243011, China) |
| |
| Abstract: | Several communication modes between Siemens S7 PLC and computer system are introduced focusing on the configuration, principle and message format, etc. of FETCH/WRITE communication mode. The principles, program flow chart, multi-threaded operation of the TCP/IP Socket communication of computer communication module and how to use VC＋＋2005 to integrate the whole module are also described. |
| |
| Keywords: | PLC multi-threading communication |
| 本文献已被 CNKI 维普 等数据库收录！ |
