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  1. Home
  2. Troubleshooting
  3. multiple DS18D20 does not report temperature

multiple DS18D20 does not report temperature

Scheduled Pinned Locked Moved Troubleshooting
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  • R Offline
    R Offline
    rvendrame
    Hero Member
    wrote on last edited by
    #21

    Are you powering your Dallas sensor using the 'one-wire' method? Is your arduino 5V or 3.3V?

    Home Assistant / Vera Plus UI7
    ESP8266 GW + mySensors 2.3.2
    Alexa / Google Home

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    • Tomasz PazioT Offline
      Tomasz PazioT Offline
      Tomasz Pazio
      wrote on last edited by Tomasz Pazio
      #22

      exactly like o the example so power from arduino 5V (not parasite)

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      • R Offline
        R Offline
        rvendrame
        Hero Member
        wrote on last edited by
        #23

        Can you post the serial monitor logs, from both gateway and node?

        Home Assistant / Vera Plus UI7
        ESP8266 GW + mySensors 2.3.2
        Alexa / Google Home

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        • Tomasz PazioT Offline
          Tomasz PazioT Offline
          Tomasz Pazio
          wrote on last edited by
          #24

          @rvendrame, why You need log from gateway? When no values are sent from node than nothing on Vera. When use some dummy values which are visible in node log - than those values are in Vera.

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          • H Offline
            H Offline
            hek
            Admin
            wrote on last edited by
            #25

            @hek said:

            Guess I have to hook up a Dallas sensor myself to check (tomorrow or so..)

            Ok, tried latest from 1.5 branch and it works fine here with 2 hooked up DS18D20.

            sensor started, id=200, parent=0, distance=1
            send: 200-200-0-0 s=255,c=3,t=11,pt=0,l=18,sg=0,st=ok:Temperature Sensor
            send: 200-200-0-0 s=255,c=3,t=12,pt=0,l=3,sg=0,st=ok:1.1
            send: 200-200-0-0 s=0,c=0,t=6,pt=0,l=0,sg=0,st=ok:
            send: 200-200-0-0 s=1,c=0,t=6,pt=0,l=0,sg=0,st=ok:
            send: 200-200-0-0 s=0,c=1,t=0,pt=7,l=5,sg=0,st=ok:27.9
            send: 200-200-0-0 s=1,c=1,t=0,pt=7,l=5,sg=0,st=ok:28.0
            send: 200-200-0-0 s=0,c=1,t=0,pt=7,l=5,sg=0,st=ok:31.5
            send: 200-200-0-0 s=1,c=1,t=0,pt=7,l=5,sg=0,st=ok:32.0
            
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            • Tomasz PazioT Offline
              Tomasz PazioT Offline
              Tomasz Pazio
              wrote on last edited by
              #26

              removed all Arduino related stuff from PC
              Installed new IDE and libs from https://github.com/mysensors/Arduino/archive/master.zip
              now I have progress, there are no readings no mater on which sketch hahaha.

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              • C Offline
                C Offline
                clio75
                wrote on last edited by
                #27

                Hi,

                I have the same problem. No temperature is transported to GW.
                This log is from Sensor:
                req id
                send: 255-255-0-0 s=255,c=3,t=3,pt=0,l=0,sg=0,st=ok:
                sensor started, id=255, parent=0, distance=1
                req id
                send: 255-255-0-0 s=255,c=3,t=3,pt=0,l=0,sg=0,st=ok:
                req id
                send: 255-255-0-0 s=255,c=3,t=3,pt=0,l=0,sg=0,st=ok:
                req id
                send: 255-255-0-0 s=255,c=3,t=3,pt=0,l=0,sg=0,st=ok:

                I have added some exstra lines in serial printout so I know that ds1820 is found and read.

                req id
                send: 255-255-0-0 s=255,c=3,t=3,pt=0,l=0,sg=0,st=ok:
                sensor started, id=255, parent=0, distance=1
                req id
                send: 255-255-0-0 s=255,c=3,t=3,pt=0,l=0,sg=0,st=ok:
                req id
                send: 255-255-0-0 s=255,c=3,t=3,pt=0,l=0,sg=0,st=ok:
                **Sensors found
                1
                **req id
                send: 255-255-0-0 s=255,c=3,t=3,pt=0,l=0,sg=0,st=ok:
                temp :
                23.80

                But This value is not transported to GW.
                Any idee ?

                Thanx

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