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ICP DAS PMC/PMD Series User Manual
"Enable" checkbox, the setting of Last Will Topic, Message content
and QoS will be brought up.
xiii. The value in "Periodical Publish Interval" field defines the time
interval (in second) to send all Publish Topics with the "Periodical
Publish" attribute automatically and periodically. If the value of the
"Periodical Publish Interval" field is 0, it means the "Periodical
Publish" operation is disabled.
xiv. The "Topic Prefix" field is for setting up a string as Topic Prefix. The
prefix can be used in the Publish Topic or Subscribe Topic to simply
the Topic editing. The default string of the "Topic Prefix" will be the
model name of the PMC-52xx/PMD. If there are more than one
PMC-52xx/PMD controllers in a system for MQTT connection,
please remember to change the "Topic Prefix" setting to distinguish
the Publish Topic/Subscribe Topic setting of each PMC-52xx/PMD
controller.
xv. The lower half area of the MQTT Broker Setting Page is for the
Publish Message and Subscribe Topic setting. User can click the
"Publish" tab or "Subscribe" tab on the right-top corner of "Publish &
Subscribe Setting" to edit the Publish Message and Subscribe Topic.
The Interface will be shown as below:
xvi. Click the "Publish" tab to edit the Publish Message. Click on "Add
new Publish Message" to add a new Publish Message. The Interface
will be shown as below:
Figure9-9 :
Publish Message and Subscribe Topic setting page
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