E Ericongkc Member Nov 20, 2013 1 0 Nov 20, 2013 #1 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.
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.
Frederuco Super Moderator Staff member Jul 6, 2011 1,978 503 Nov 20, 2013 #2 Welcome to the forum! I read that it is possible to do with an adapter like this: Amazon.com: Micro USB Host OTG Cable with Micro USB Power for Samsung i9100 i9300 i9220 i9250 by AtomicMarket: Computers & Accessories Also, for the N7 you will need to root and run a custom kernel and have an app to activate the function: Amazon.com: T. Zeng's review of Micro USB Host OTG Cable with Micro USB Po...
Welcome to the forum! I read that it is possible to do with an adapter like this: Amazon.com: Micro USB Host OTG Cable with Micro USB Power for Samsung i9100 i9300 i9220 i9250 by AtomicMarket: Computers & Accessories Also, for the N7 you will need to root and run a custom kernel and have an app to activate the function: Amazon.com: T. Zeng's review of Micro USB Host OTG Cable with Micro USB Po...
tpaine Senior Member Aug 18, 2012 525 130 Nov 20, 2013 #3 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
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.
M Musing Senior Member Aug 27, 2012 216 41 Nov 20, 2013 #4 This link may be useful. USB host mode power management extension for Nexus 7