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    Optical Endstops

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    Duet Hardware and wiring
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    • Adamfilipundefined
      Adamfilip @dc42
      last edited by

      @dc42 So if i manage to solder on a 220ohm resister like this. it should work.

      ddc4e832-177e-4b51-af7a-aaeb3e9caaf9-image.png

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      • Adamfilipundefined
        Adamfilip @dc42
        last edited by

        @dc42 I can pickup some of these. but cant tell if they will work 3.3

        https://wanhao.store/products/wanhao-duplicator-d7-end-stop-switch-v1-2

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        • Adamfilipundefined
          Adamfilip @Adamfilip
          last edited by

          https://www.youtube.com/watch?v=g5L1AnrOytY&t=4s

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          • Phaedruxundefined
            Phaedrux Moderator @Adamfilip
            last edited by

            @Adamfilip said in Optical Endstops:

            Error: Unknown pin name 'e6stop'

            Where is it actually connected?

            Z-Bot CoreXY Build | Thingiverse Profile

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            • Adamfilipundefined
              Adamfilip @Phaedrux
              last edited by

              @Phaedrux duex5 e6stop

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              • Phaedruxundefined
                Phaedrux Moderator
                last edited by

                Change your pin name to duex.e6stop

                https://docs.duet3d.com/Duet3D_hardware/Duet_2_family/DueX2_and_DueX5#pin-names

                Z-Bot CoreXY Build | Thingiverse Profile

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                • Adamfilipundefined
                  Adamfilip @Phaedrux
                  last edited by

                  @Phaedrux Amazing thank you! that fixed it all. its all homing properly now. im shocked to be honest.

                  I am curious why you need to add duex before e6stop but not when declaring the drive number on duex with M584

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                  • A Former User?
                    A Former User @Adamfilip
                    last edited by A Former User

                    This post is deleted!
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                    • mrehorstdmdundefined
                      mrehorstdmd @Adamfilip
                      last edited by

                      @Adamfilip I use endstops that have an LM393 comparator chip and LED on board with Duet2 controller. They are very reliable and precise, except that I have had problems with them when sunlight hits them directly (an easy problem to fix, once you have figured out that that's the problem).

                      These are the exact ones I used, but they are no longer available.

                      These are similar to the ones I used.

                      The comparator slams the output either hard high or hard low, and it works fine with the voltage available at the pins on the controller board.

                      https://drmrehorst.blogspot.com/2020/01/ummd-gets-opto-endstops.html

                      https://drmrehorst.blogspot.com/2020/03/testing-ummds-xy-optical-endstops.html

                      https://drmrehorst.blogspot.com/

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                      • Adamfilipundefined
                        Adamfilip @A Former User
                        last edited by

                        @Herve_Smith I didn't LOL at you. more at the absurdity at the amounts Canadians get charged for things. Sorry Didn't intend any offense. unfortunately the same items in canada are priced very high, so the links you provided isn't a affordable option for me.. But I do appreciate you posting it as it helps to search for local alternatives.

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                        • Nordleundefined
                          Nordle
                          last edited by Nordle

                          wouldn't it work to just run the sensor from any spare 5V pin on the baord?

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                          • dc42undefined
                            dc42 administrators @Nordle
                            last edited by

                            @Nordle said in Optical Endstops:

                            wouldn't it work to just run the sensor from any spare 5V pin on the baord?

                            Yes, I said that in my reply at https://forum.duet3d.com/post/305741.

                            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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