opcua open62541
时间: 2023-08-20 21:06:49 浏览: 126
OPCUA (OPC Unified Architecture)是一种开放的通信协议,用于实现工业自动化系统中不同设备之间的数据交换和通信。Open62541是一个开源的OPCUA实现,根据Mozilla Public License v2.0授权。在使用Open62541进行具体产品的开发过程中,可能会遇到一些困难。一方面,OPCUA信息模型非常复杂,另一方面,Open62541的文档相对较少,网络上的例子也大多是项目中的示例。因此,需要编写大量的自定义代码来实现所需功能。例如,如果在嵌入式设备上使用Open62541,需要修改Open62541的代码以支持IPv4协议,并将"hints.ai_family = AF_UNSPEC;"修改为"hints.ai_family = AF_INET;"。通过结合Open62541和modbus协议,可以实现OPCUA服务器代码与modbus协议的结合,从而进一步扩展OPCUA的功能。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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