ADF Web HD67F36-B2 Series, Руководство пользователя

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User Manual LoRaWAN Gateway / MQTT
Document code: MN67F36_ENG Revision 1.000 Page 28 of 35
Figure 5b: “Set MQTT Topics  MQTT Subscribe” window
MQTT
S
UBSCRIBE
The means of the fields are:
In the field “ Topic ” the MQTT topic is defined;
If the field “ Retained ” is defined, the retained flag is enabled. The MQTT server will hold the last topic published;
In the field “ QoS ” the QoS level is defined;
In the field “
Data Type
” the type of data to use is defined;
In the field “ Dimension ” the dimension in byte of the data is defined;
In the field “ Position ” the starting byte of the internal memory array where placing the data is defined;
In the field “ Template ” the structure of the MQTT payload is defined. With a double click on it, it is possible to open a window for
editing it;
In the field “ Mnemonic ” a description of the topic is defined.