iot编程发布消息

手把手学IOT服务端API编程[13、发布消息到Topic]|MVP讲堂

10节回顾：手把手学IOT服务端API编程[10、保存设备属性]|MVP讲堂 11节回顾：手把手学IOT服务端API编程[11、查询设备属性列表]12节回顾：手把手学IOT服务端API编程[12、删除设备属性]下节链接：手把手学IOT服务端API编程[14、发消息给设备并...

手把手学IOT服务端API编程[13、发布消息到Topic][step by step ALI-IOT-SERVER-API]

上节介绍设备设备属性后,实际使用过程中，服务端通常会发一些指令或数据消息给设备，然后设备做出相应逻辑动作，服务端的API接口也提供了相应的功能，这一节就来介绍一下发送消息的使用，这个接口需要提供三个参数，一个是产品的key值，一...

手把手学IOT服务端API编程[15、发布广播消息]|MVP讲堂

10节回顾：手把手学IOT服务端API编程[10、保存设备属性]|MVP讲堂 11节回顾：手把手学IOT服务端API编程[11、查询设备属性列表]12节回顾：手把手学IOT服务端API编程[12、删除设备属性]13节回顾：手把手学IOT服务端API编程[13、发布消息到...

手把手学IOT服务端API编程[15、发布广播消息][step by step ALI-IOT-SERVER-API]

上节介绍从服务端给设备发送RRPC消息后,实际使用过程中，如果设备众多,服务端通常希望发送一条消息通知所有的设备,而不是一个一个设备发送消息,这种消息也叫做发送广播消息，服务端的API接口也提供了相应的功能，这一节就来介绍一下如何...

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