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Official Raspberry PI 7" touchscreen power from Duet 3

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Duet Hardware and wiring
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  • undefined
    Stephen6309
    last edited by 14 Jun 2020, 17:25

    Is there any place on the Duet 3 6HC I can get 5vdc for the Official Raspberry PI 7" touchscreen?

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    • undefined
      aidar
      last edited by 14 Jun 2020, 17:53

      https://duet3d.dozuki.com/Wiki/Duet_3_Mainboard_6HC_Wiring_Diagram

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      • ?
        A Former User
        last edited by A Former User 14 Jun 2020, 21:50

        Please take care not to load the Duet 5v beyond 3A.

        Edit: sidenote to the below, any 1mm pitch 15pin FFC (FPC) cable will work for Pi screen (and camera)

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        • undefined
          Stephen6309
          last edited by 16 Jun 2020, 18:02

          Today I tried the 7" touchscreen. Wired the +5 and GND using the DOTSTAR connection, plug in the too short flat cable, and it worked fine. I have a long camera cable on order from amazon for it, the cam cable and the screen cable are the same.

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          • undefined
            Stephen6309
            last edited by 21 Jun 2020, 20:49

            Received the 1 meter camera extension from Amazon and made a long power cable. The screen works fine.

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            • undefined
              Stephen6309
              last edited by 20 Aug 2020, 15:41

              Update:

              The pi4 was showing the low voltage lightning on the screen. Now powering from a 5vdc Meanwell.

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