User Manual
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Fig. 120 Subscribe to the M100 topic
Launch serial debug assistant on PC, and open COM Port with the M100’s serial default settings as below:
Fig. 121 Serial debug assistant setting
Enter the correct serial data format: topic,Qos,Retain,payload-/PubTopic3,0,ON,{"message":"hello from M100"}, Click send button. On
the MQTT.fx page, you will receive a message from the cloud that was sent from the M100.
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