Node-Red MQTT基本實驗

 Node-Red MQTT基本實驗

ON Bouuton 節點	Payload :　on
OFF Bouuton 節點	Payload :　off
MQTT out節點	Server :broker.hivemq.com :　1883 Qos=1  保留: 是 發行主題 : alex9ufo/node-red/out
MQTT in節點	Server :broker.hivemq.com :　1883 Qos=1  保留: 是 發行主題 : alex9ufo/node-red/out
Audio Out 節點	1.     Microsoft Yatinf—Chinese
Function 節點	var onoff=msg.payload;   if (onoff=="on") {     msg.payload=true; } if (onoff=="off") {     msg.payload=false; }  return msg;
勤益科大 Bouuton 節點	Payload :　 勤益科大
Hello  Bouuton 節點	Payload :　 hello
MQTT out節點	Server :broker.hivemq.com :　1883 Qos=1  保留: 是 發行主題 :  alex9ufo/esp32/hello
MQTT in節點	Server :broker.hivemq.com :　1883 Qos=1  保留: 是 發行主題 : alex9ufo/esp32/hello
Text 節點	Label :　訂閱主題 : Value format{{msg.payload}} Layout:　上中

 

Node-Red程式

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