The embodiment of the invention provides a data transmission method and device for solving the problem of poor flexibility of protocol use in the prior art. The method includes: after the data receiving device obtains the information of its own target input port and the target protocol adopted by the target IOT device connected with the target input port, the target input port and the target protocol are determined, and according to the target protocol, the first data message sent by the target IOT device through the target input port is unpacked to obtain Data. In this scheme, the data receiving device does not need to configure the target protocol for the target IOT device in advance, but can adaptively determine the target protocol according to the information of the target protocol adopted by the target IOT device. Therefore, through this scheme, the flexibility of using the protocol in the data receiving device can be improved, and the complexity of maintaining multiple protocols by the data receiving device can be reduced \u3002
【技术实现步骤摘要】
【国外来华专利技术】PCT国内申请,说明书已公开。
【技术保护点】
PCT国内申请,权利要求书已公开。/n
【技术特征摘要】
【国外来华专利技术】PCT国内申请,...
【专利技术属性】
技术研发人员:于禾,袁勇,张海涛,
申请(专利权)人:西门子股份公司,
类型:发明
国别省市:德国;DE
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