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    No connection to Duet-Wifi

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    • Nik123undefined
      Nik123
      last edited by

      Hey,
      Maybe there is already a thread concerning my problem, well I didn´t find it. In feb. 2017 I ordered a Kossel-XL from a distributor from the Netherlands with a Duet Wifi board (343/500).
      Well, first the board did its job very well although the board just was configured for a Kossel-Mini. First I changed this configuration which worked well more or less.
      Then I found a config.g in the download space on the page of the printer distributor for the KosselXL / Duet combi.
      I made an upload of this config via the web interface on the board. Well, what can I say: what a stupid idea. After that nothing works anymore. No web interface, no connection to pronterface, nothing.
      OK, I said to myself, it’s time for a firmware update. The usual procedure doesn’t work cause there was no web interface. Fallback procedure #1 and #2 doesn’t work either for some reason. The Windows-PC didn’t see the Duet board. But… option #3 seems to work. With the SAM-BA 2.16 the PC sees the DuetWifi (Yippeeeeee!).
      After sending the fresh downloaded DuetWIFIFirmware.bin (1.18.1) and proceeding the other recommended steps I pressed the Reset bottom at the board followed by the typical “pling-pong” sound when a USB-device is disconnected, also the “Diag-LED” turns off.
      Connecting the board via pronterface was still not possible.
      After spending quite a couple of nights trying to fix the problem by myself now I´m desperate.
      How can I fix the problem, what was my mistake? Is it possible to get back the state of delivering at least?
      The distributor in the Netherlands is: http://builda3dprinter.eu/ There you also can find the config.g where the trouble began with.
      Greetings from Germany
      Nik

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      • dc42undefined
        dc42 administrators
        last edited by

        The original problem may have just been that the config.g file didn't contain the M552 S1 command to turn the WiFi module on.

        The new problem may be that you have upgraded to firmware 1.18.1 from an earlier version and have not updated the Windows device driver. Check whether the Duet shows up in Device Manager under the Ports (Com and Lpt) section. If it does, update its device driver from the files in https://github.com/dc42/RepRapFirmware/tree/dev/Driver.

        Duet WiFi hardware designer and firmware engineer
        Please do not ask me for Duet support via PM or email, use the forum
        http://www.escher3d.com, https://miscsolutions.wordpress.com

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        • Nik123undefined
          Nik123
          last edited by

          Oh wow, this was it! Thank you so much. After updating the driver everything works well.

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          • fmaundefined
            fma
            last edited by

            Hi!

            I just received my DuetWifi (still waiting for the Duex5, as the supplier sent me a PanelDue instead :o/ ). I set up the wifi, and it connects correctly, but then, I'm unable to access the web interface (no answer).

            I'm using linux, and nmap shows that port 80 is open. What can be the problem? I'm using the pre-installed firmware, which is 1.18.1 (according to infos sent over usb).

            I noticed that the wifi re-connects every minute or two; is that normal? Do I need to power up the board through Vin, or is USB 5V enough for proper wifi com.?

            Thanks,

            Frédéric

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            • dc42undefined
              dc42 administrators
              last edited by

              Which browser are you using? Try Chrome or FireFox if you are using something else.

              Otherwise, please run M552 from USB, check that it reports the Duet is connected to your access point, and see what version of DuetWiFiServer it reports (it should be 1.03ch). If that passes, try re-installing the web interface into the wifi module by sending M997 S2.

              Duet WiFi hardware designer and firmware engineer
              Please do not ask me for Duet support via PM or email, use the forum
              http://www.escher3d.com, https://miscsolutions.wordpress.com

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              • fmaundefined
                fma
                last edited by

                I'm using chromium. I tried Firefox, without success.

                The DuetWifi is connected, as I can ping it. Server version is 1.03 ch. I tried to re-install firmware in esp module, but it didn't improve things.

                No answer from web nor telnet.

                Frédéric

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                • fmaundefined
                  fma
                  last edited by

                  BTW, when it restarts wifi, it says Vcc 3.01V or Vcc 3.03V…

                  Frédéric

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                  • dc42undefined
                    dc42 administrators
                    last edited by

                    Strange! Can you run Wireshark on your PC and get a trace of a connection attempt?

                    Duet WiFi hardware designer and firmware engineer
                    Please do not ask me for Duet support via PM or email, use the forum
                    http://www.escher3d.com, https://miscsolutions.wordpress.com

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                    • fmaundefined
                      fma
                      last edited by

                      Ok, I'll do that.

                      BTW, I made a quick test, yesterday, with a power supply connected to Vin: no success (I still need to check if the wifi re-connect every minute, like when powerd up through usb).

                      Another question: I saw in the wifi status that it uses ip 192.168.1.14 (not sure of the ip, but not 1.1), but really connected to 192.168.0.169 (address given by my dhcp server). What does it mean?

                      Frédéric

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                      • dc42undefined
                        dc42 administrators
                        last edited by

                        I think you mean that the IP address was set to 192.168.1.14 in the M552 command in config.g. That parameter is ignored on the Duet WiFi. With 1.18 and earlier firmware it always uses DHCP. With 1.19 series beta firmware, you have the option of setting a static IP address.

                        Duet WiFi hardware designer and firmware engineer
                        Please do not ask me for Duet support via PM or email, use the forum
                        http://www.escher3d.com, https://miscsolutions.wordpress.com

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                        • fmaundefined
                          fma
                          last edited by

                          Ok!

                          Frédéric

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                          • fmaundefined
                            fma
                            last edited by

                            Which format do you want? Where do I send it to you?

                            Frédéric

                            1 Reply Last reply Reply Quote 0
                            • fmaundefined
                              fma
                              last edited by

                              I just noticed, when the wifi restarts, it says: 'reset reason: Exception'…

                              Frédéric

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                              • dc42undefined
                                dc42 administrators
                                last edited by

                                @fma:

                                I just noticed, when the wifi restarts, it says: 'reset reason: Exception'…

                                That explains it! In that case I suggest you try the 1.19beta series firmware. See https://duet3d.com/wiki/DuetWiFiFirmware_1.19beta.

                                Duet WiFi hardware designer and firmware engineer
                                Please do not ask me for Duet support via PM or email, use the forum
                                http://www.escher3d.com, https://miscsolutions.wordpress.com

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                                • fmaundefined
                                  fma
                                  last edited by

                                  I get en error when I try to execute the SetNetwork macro:

                                  M98 PSetNetwork
                                  <<< 20:37:39.937 : Can't open 0:/sys/0 to read, error code 4

                                  What can be the problem?

                                  Frédéric

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                                  • fmaundefined
                                    fma
                                    last edited by

                                    Ok, I gave the gcode manually.

                                    This time, when I try to connect on the web interface, I see:

                                    20:46:54.363 : New conn on socket 0 for local port 0
                                    20:46:54.363 : HTTP connection accepted
                                    20:46:54.366 : Found responder
                                    20:46:54.366 : Received 383 bytes
                                    20:46:54.370 : Sending reply, file = yes
                                    20:46:54.372 : HTTP req, command words { GET / HTTP/1.1 }, parameters { }
                                    20:46:54.372 : New conn on socket 1 for local port 0
                                    20:46:54.372 : HTTP connection accepted
                                    20:46:54.374 : Found responder

                                    But still no answer :o(((

                                    Frédéric

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                                    • dc42undefined
                                      dc42 administrators
                                      last edited by

                                      @fma:

                                      I get en error when I try to execute the SetNetwork macro:

                                      M98 PSetNetwork
                                      <<< 20:37:39.937 : Can't open 0:/sys/0 to read, error code 4

                                      What can be the problem?

                                      I don't know, the M98 command works fine for me, whether I provide name of a file that is present, or the name of a file that isn't (I get an error message which includes the name of the file I asked for). But if you created SetNetwork in the /macros folder, you need to send M98 P/macros/SetNetwork to run it.

                                      Or perhaps you have something strange in tur SetNetwork macro file?

                                      Duet WiFi hardware designer and firmware engineer
                                      Please do not ask me for Duet support via PM or email, use the forum
                                      http://www.escher3d.com, https://miscsolutions.wordpress.com

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                                      • dc42undefined
                                        dc42 administrators
                                        last edited by

                                        @fma:

                                        Ok, I gave the gcode manually.

                                        This time, when I try to connect on the web interface, I see:

                                        20:46:54.363 : New conn on socket 0 for local port 0
                                        20:46:54.363 : HTTP connection accepted
                                        20:46:54.366 : Found responder
                                        20:46:54.366 : Received 383 bytes
                                        20:46:54.370 : Sending reply, file = yes
                                        20:46:54.372 : HTTP req, command words { GET / HTTP/1.1 }, parameters { }
                                        20:46:54.372 : New conn on socket 1 for local port 0
                                        20:46:54.372 : HTTP connection accepted
                                        20:46:54.374 : Found responder

                                        But still no answer :o(((

                                        That debug info looks correct except that it should say port 80 not port 0. If it is sending the reply to port 0, that would explain the problem. But if the request really was addressed to port 0, the HTTP responder should not have accepted it, unless you told it that you were using port 0 in a M586 command.

                                        Can you run Wireshark on the PC and get a trace of the connection attempt? Filter the Wireshark display by the IP address of the Duet.

                                        Duet WiFi hardware designer and firmware engineer
                                        Please do not ask me for Duet support via PM or email, use the forum
                                        http://www.escher3d.com, https://miscsolutions.wordpress.com

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                                        • fmaundefined
                                          fma
                                          last edited by

                                          @dc42:

                                          I don't know, the M98 command works fine for me, whether I provide name of a file that is present, or the name of a file that isn't (I get an error message which includes the name of the file I asked for). But if you created SetNetwork in the /macros folder, you need to send M98 P/macros/SetNetwork to run it.

                                          Or perhaps you have something strange in tur SetNetwork macro file?

                                          The content is correct, I triple checked. And it gives the same result with the complete path.

                                          Frédéric

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                                          • fmaundefined
                                            fma
                                            last edited by

                                            @dc42:

                                            Can you run Wireshark on the PC and get a trace of the connection attempt? Filter the Wireshark display by the IP address of the Duet.

                                            I did; just tell me the format you want, and where to send the trace. I can send you a pcap file, or a pure ascii trace…

                                            Frédéric

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