基于RS-485总线的多机串行通信在智能化小区的应用  

The Application of RS-485 Bus Based Serial Communication Between Multiple Computers in Intelligent Residence Complex

作　　者：汪金积[1] 孙自强[1] 

机构地区：[1]华东理工大学信息学院,上海200237

出　　处：《自动化仪表》2004年第3期57-60,共4页Process Automation Instrumentation

摘　　要：详细阐述了RS - 4 85多机通信的两种方式 ,以及主从式多机通信的两种方式 ,并给出了主从式多机通信方式的程序流程。测试表明 ,此方式可行 。Two modes of RS-485 communication for multiple computers and two modes of master slave communication for multiple computers are described in detail. The program flowchart of master slave communication for multiple computers is given. The test shows that this mode is feasible and has been used in network of intelligent residence complex.

关 键 词：串行通信 多机通信 RS-485总线 家庭总线 智能化小区 

分 类 号：TU855[建筑科学] TN919[电子电信—通信与信息系统]