Starting with Android 3.1 and higher, the device USB port, if supported by the hardware, can be used in host-mode, which allows applications to manage connected USB peripherals such as audio devices. input devices, communications devices, and more.

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USB to ethernet not working on Samsung Galaxy S

I have Samsung Galaxy S Blaze with the following specs Samsung Galaxy S Blaze 4G SGH-T769 Android version = 4.0.4 Baseband version = T769UVMB1 Kernel version = 3.0.8-perf-T769ULVH5-CL990184 Model ...
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Enabling Android as USB host on Galaxy Nexus or Nexus 10

I'm trying to develop applications that talk to USB devices, but nothing works. I installed a USB Host Diagnostics app, and it tells me that there's no OS support for device detection on the Galaxy ...
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9k views

Successfully activated USB host mode using terminal emulator; now mass storage won't work

I have a Huawei u8160 running Cyanogenmod 7.2 . I've recently been digging into USB host mode and I finally activated it. However when I connect my phone to the PC it doesn't give me a notification ...
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621 views

Share Android cell phone network connection over USB OTG to Wifi Android tablet

How do I share my cell phone's network connection with a Wifi tablet? Specifically I'm using a Samsung Galaxy S6 and a Nexus 7. I bought a USB OTG cable. Which end do I plug the USB into, and which ...
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795 views

Send data to usb port

i want to send data from my HTC Incredible S to my Arduino Uno. I want to do this by using the micr usb port. But it seems like my smartphone is not supporting the usb host mode. Will it still be ...
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136 views

music play back via USB connected to karaoke player

I am trying to play music on my Nexus7 via USB connected to a karaoke player. It does not play through karaoke player speakers. What should I do ?
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398 views

Unlocking Droid XT912 with a Fully Broken Screen/Digitizer

I am trying to pull data off a Droid Razr XT912 with a broken digitizer and screen from last summer which has been under pattern lock since then. I purchased a Micro-to-HDMI cable, which successfully ...
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982 views

Using OTG cable, transfer file from cardreader to external harddisk, is it possible?

I will be going on a holiday and I want to be able to back up my photos to my external harddrive. Usually this means bringing a laptop with me. However I have : Galaxy Nexus, rooted and unlocked ...
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Can USB host ports be dangerous in uncontrolled environments? Virus etc?

We have an Android device with 2 external USB host ports. Now I wonder what harm can be accomplished by an attacker with malicous intentions, provided that: The user can not access settings or any ...
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78 views

How to Plug and Play a USB Barcode-Printer in android devices

We are trying to print Barcode using USB Barcode Printer from an android device. The available printer model is GODEX EZ520, we used printer-share app from Playstore and it detected the ...
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657 views

How can I revoke an app's permission to access USB after granting it permanently?

I have an app that requested USB access, and when prompted I selected "Yes, allow this app to use USB" and checked the "permanently" checkbox. Now I would like to revoke this permission so that the ...
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93 views

Is it possible to plug a thumbdrive / portable harddisk that have multiple partitions to a tablet

Is it possible to plug a thumbdrive / portable harddisk that have multiple partitions to a tablet (any generic tablet or tablets in general) or there is a need to use a Apps to perform such actions?
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Copy SD Card contents to USB HDD

I'm considering to buy an Android Tablet (e.g. Nexus 7). One of the things I would like to do is, copy some content of my SD Cards (e.g. camera, gopro) to a USB HDD. Can I do this with an android ...
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567 views

How can I connect a USB portable printer with a Samsung Galaxy Note 2 without rooting phone?

How can I connect a USB portable printer with a Samsung Galaxy Note 2 without rooting phone?
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31 views

How do i connect my usb device always in a same port?

I am having little experience in Linux. When working with USB, after I disconnected and reconnect the USB device, linux itself create a new port(/dev/bus/usb/005/007). Then again I disconnect the USB ...
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126 views

Why won't my generic USB gamepad work on my MK808B Plus?

I recently bought a MK808B Plus HDMI-stick (http://www.cnx-software.com/wp-content/uploads/2014/11/MK808B_Plus.jpg). I have installed a custom ROM (4.4.2) but I can't for the life of me get a generic ...
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239 views

High current negotiation using hub on USB OTG?

I have been tinkering with an Android USB-OTG project and could use some assistance. I have been able to invoke USB-OTG power delivery in my host device (Galaxy S3) to a peripheral through a makeshift ...
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Can android devices with the exynos 5 chip provide 900ma in USB 3.0 host mode as per spec?

I'm interested in the possibility of supplying peripheries with 4.5W, with a exynos 5 android device as USB host. It would seem there is USB 3.0 support as host, though I'm wondering if it would ...
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499 views

Stop device connected as host charging connected device

I am connecting a Nexus 10 to an Arduino board in host mode. The Arduino board has its own power supply, but is still drawing power from the tablet. This post suggests that this may happen if the ...
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USB host port via Android accessory protocol adapter

Is it possible for an Android 4 phone with only a standard micro-USB port (not OTG), to be provided with a USB host port through an adapter using the Android accessory protocol? Do such adapters ...