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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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  • Tomasz PazioT Offline
    Tomasz PazioT Offline
    Tomasz Pazio
    wrote on last edited by
    #18

    yes the same.

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    • Tomasz PazioT Offline
      Tomasz PazioT Offline
      Tomasz Pazio
      wrote on last edited by
      #19

      any idea?

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      • H Offline
        H Offline
        hek
        Admin
        wrote on last edited by
        #20

        No, must be hundreds of users running Dallas sensors here. Trying to figure out if anything has changed in the library/dependencies but I don't see anything except the thing I mentioned earlier here.

        And you can get the sensor running without MySensors library loaded...

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

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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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