open62541源码,实例和协议详细pdf说明文档open62541(http://open62541.org)isanopensourceandfreeimplementationofOPCUA(OPCUnifiedArchitecture)writteninthecommonsubsetoftheC99andC++98languages.ThelibraryisusablewithallmajorcompilersandprovidesthenecessarytoolstoimplementdedicatedOPCUAclientsandservers,or