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Lab 42. Dashboard: reed switch

Lab 42. Dashboard: reed switch

Apr 19, 2017

Expected completion time of this lab: 

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  • Connect a reed switch to drive pin DP2 high/low

  • What circuit do you use?

    Answer 1:



  • Create the following Node-RED flow to enable digital input pin DP2

    A little help

    The function node contains the following code:

    msg.payload = { "method" : "PUT", "url" : "/digital_in/D0", // D0==DP2 "body": { "enable": msg.payload, "rate": 10000, "sampleCount": 1, "dataFormat": 1 }, "token": "myToken", } return msg;

  • Add the necessary nodes to create the following dashboard:

     

Extra points!

Add a "notification" dashboard node which appears when the state toggles.