In this tutorial, your will learn how to use QNAP QIoT Historic Chart Widget of dshboard.


[gallery columns="1" size="large" ids="3606"]

  1. Add a QBroker node in Rule engine and set up data. Please refer to "How to use Dashboard (After updating QIoT Suite Lite from v1.1.1 to v1.1.2) ?".

  2. Add a inject node and set up repeat time; add a QHistoricData node and set up parameters (See Figure 1, 2) then connect QHistoricData node (See Figure 3), inject node and Qbroker node together. As below:[gallery columns="1" size="large" ids="3610,3609,3607"]

  3. Go to Dashboard, add a QIoT Historic Chart widget and set up data. In CHART DATA, chose the datasource name you have set up in QBroker. The order must follow: datasource["qiotrule_YOUR NAME"] > ["result"] >  ["0"] > ["data"][gallery columns="1" size="large" ids="3611"]

  4. Click Save and Finished Editing. You can see the historic data as below.[gallery columns="1" size="large" ids="3612"]


 



For more tutorial, please refer to https://qiot.qnap.com/blog/en/category/learn/
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