自己搭建的MQTT云服务器，怎么用APP inventor 做APP远程控制开关灯？ 谢谢指导MQTT保姆级入门教程已出，请参考：https://www.fun123.cn/reference/iot/MQTTGuide.html

可以点击帮助菜单 → 拓展查看最新的拓展列表，找到 mqtt 拓展下载即可。 链接直达：https://www.fun123.cn/reference/components/connectivity.html#Mqtt

IoT & MQTT中文平台： https://iot.dfrobot.com.cn/ befa云 华为 阿里bemfa.comhttps://api.heclouds.com/devices

...，Broker需要将该消息投递给它。A retained message is a normal MQTT message with the retained flag set to true. The broker will store the last retained message and the corresponding QoS for that topic Each client that subscribes to a topic pattern, which matches the topic of the retained m...

mqtt协议加密连接，仅ca证书如何配置？

需要解析的JSON 格式 接收的信息，通过JSON解析后 把WD 的参数24 解读出来 显示到文本上 代码如下： 注意：此代码块是右键导出的png，具有还原代码块的功能，无需手动一个个处理。 具体还原方法请参考：https:...

... I recently started playing with MQTT http://mqtt.org for Android as a way of doing what you're asking for (i.e. not SMS but data driven, almost immediate message delivery, scalable, not polling, etc.) I have a blog post with background information on this ...

...pport near real time push notification? ) I recently started playing with MQTT http://mqtt.org for Android as a way of doing this sort of thing (i.e. push notification that is not SMS but data driven, almost immediate message delivery, not polling, etc.) I have a blog post with background informat...

...s without and with TLS (only if the STOMP plugin is enabled) 1883, 8883: (MQTT clients without and with TLS, if the MQTT plugin is enabled 15674: STOMP-over-WebSockets clients (only if the Web STOMP plugin is enabled) 15675: MQTT-over-WebSockets clients (only if the Web MQTT plugin is enabled) R...

...这个是需要再安装插件还是怎么弄？ 答复： [hide]使用MQTT拓展，下载地址：https://www.fun123.cn/reference/components/connectivity.html#Mqtt 参考IoT专题的最后一篇文章：https://blog.csdn.net/INT_TANG/article/details/128210609 [/hide]