低压电器EtherNet/IP_Modbus协议转换器设计  

The Design of EtherNet/IP_Modbus Protocol Converter of Low Voltage Electrical Equipment

作　　者：黄慎之[1] 张代芹[1] 

机构地区：[1]上海大学机电工程与自动化学院

出　　处：《机电一体化》2009年第5期34-37,共4页Mechatronics

基　　金：上海市科委攻关项目(课题号:06DZ22011)

摘　　要：论述了目前应用很广的EtherNet／IP协议，并选择具有RS485接口的断路器为应用对象，设计了一种外挂式的通信协议转换器，给出了基于AT91SAM7X256的软硬件设计方法。实际测试表明该转换器可使主控机与现场断路器之间正常通信，符合低压电器的网络化的发展趋势。EtherNet/IP protocol applied very broad is present in this article, and choose a circuit breaker which has RS485 interface as the object,the communication protocol converter which used the outside of the circuit breaker is designed,and give a design method of software and hardware of communication protocol converter based on AT91SAM7X256.The communication is normal between the main control machine and the circuit breaker through the actual test, meanwhile the design conforms to low-voltage electrical equipment＇s network trend of development.

关 键 词：协议转换 以太网 断路器 ETHERNET/IP 

分 类 号：TP273.5[自动化与计算机技术—检测技术与自动化装置] TM52[自动化与计算机技术—控制科学与工程]