Use USB device and charge at the same time

Discussion in 'Android Tablet Q&A' started by Ericongkc, Nov 20, 2013.

  1. Ericongkc

    Ericongkc Member

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    My tablet nexus 7 have only 1 usb charging port.
    I need to use a usb barcode scanner and also charge the device at the same time
    i have not bought any usb converter or hub yet to test.
    want to know if this have been tested and worked before.
     
  2. Frederuco

    Frederuco Super Moderator Staff Member

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  3. tpaine

    tpaine Senior Member

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    My self powered usb hub does not charge while the hub is attached. Kind of makes sense, no DC connection, no power drain.

    Haven't tried a non powered hub. Seems that would work.

    @Federuco

    I'm using a non powered OTG cable.
     
    Last edited: Nov 20, 2013
  4. Musing

    Musing Senior Member

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