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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Must a USB OTG adapter be used to connect a DAC/amp to an Android or can I use a Micro USB to Micro USB cable?

I'm trying to connect a DAC/amp with a micro USB connection to my Android smartphone. Is it possible to get the DAC/amp to work without the larger "adapter" type OTG cable, and use something like this ...
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2answers
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Can you read a USB flash drive from an Android phone?

I have a Samsung Galaxy S (i9000) with Android 2.1. I am wondering if it can read a USB flash drive. It will be really useful to copy files across USB drives so you don't have to carry laptops ...
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1answer
433 views

usb otg thermal printer interface to android tab with usb device

I have printer with USB OTG capability which I want to use with my Android Tab (as USB device). Is this possible -- and if so, will it work for all Android versions from 2.3 up? Is there any driver ...
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how to safely remove usb storage?

My android 2.3 tablet supports usb. It mounts all usb drives. However there is no mechanism for unmounting in the settings menu. On direct unplugging usb devices, i get notification " usb mass ...
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1answer
5k views

How can I configure an OBD ELM327 cable to work with an ICS tablet?

I bought an OBD ELM327 USB cable in order to use it with Torque Pro since Ice Cream Sandwich USB host capabilities and the Torque website claims that it works. The problem is that when I connect the ...
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1answer
1k views

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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1answer
1k views

USB host mode with class compliant audio interfaces

I have an HTC EVO, and it is my understanding that the hardware supports USB host mode. I am still working to confirm this, but even if it doesn't, I understand other devices do, and that the Android ...
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0answers
30 views

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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2answers
2k views

Connecting Nexus 7 to external hard disk?

How can I connect a Nexus 7 (JB 4.2 rooted) to an external hard disk? I know I have to use a USB OTG cable, but what's the exact procedure to achieve this after connecting via OTG?
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45 views

Is RFID reader with anti-collision feature for Android available? [closed]

I'm developing RFID-based system where I plan to use Samsung Galaxy S II plus to connect the RFID reader to it, so it can be as a portable reader. What I'm searching for, is RFID reader, supports ...
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92 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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1k views

Samsung Galaxy Ace 3 has USB OTG (On The Go)?

Samsung Galaxy Ace 3 supports USB OTG (On The Go)? I've dedicated a long time to research, both in Google and on specialized sites (rich in Technical features), but I could not figure out if this ...
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1answer
2k views

Host not recognizing my USB devices

I bought a Romanian Android tablet, EvoTab3, with Android version 4.0.3 and kernel version 3.0.8+. I want to connect some devices such as a mouse and flash memory to this tablet that will be the host ...
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2answers
11k views

Does the Samsung tablet 3 SM-T211 have USB host mode OTG support?

Does the Samsung tablet 3 SM-T211 have USB host mode OTG support? If not, is there a way to enable / support it?
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1answer
2k views

Taking pictures using an external (USB) camera on a Samsung Galaxy S2

Question: How can we take a picture using an external, USB camera, on a Samsung Galaxy S2 (setup in host mode, using an OTG (On The Go) cable), running Android 4.0.3 (Ice Cream Sandwich). Details: We ...
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0answers
96 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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5answers
31k views

Any success with external microphones for Android phones or tablets?

What's the best way to record a video with high quality audio? Specifically, this is for a presentation where a microphone could be placed by the speaker. I know that an app that records with the ...
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1answer
165 views

rooting device stops usb-host-mode working

After I rooted a Nexus 10, the USB Host mode is no longer available. I have checked the original unrooted device with Chainfire's 'USB Host Diagnostics' tool and it recognises a plugged in Arduino ...
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1answer
5k views

Is it possible to boot an Android phone from a USB drive?

Is there any way to boot an Android phone* from a bus-powered USB drive**? If so, what are the steps to achieve this? * E.g. one with USB OTG functionality. ** E.g. a flash drive.
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3answers
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Is it possible to connect a USB microphone to an Android phone or tablet?

Blue makes a prosumer mic that you can connect directly to an iPod or iPhone via the dock port. I would love to have the same capability to do something similar for an Android phone or tablet. This ...
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0answers
396 views

What does USB OTG Host mode support actually mean

I have Nexus 5 and in all forums it is said that Nexus 5 supports USB OTG Host mode natively. My understanding is that if this is the case then my flash drive should be mounted by the OS whenever I ...
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1answer
245 views

Suppress “autoplay” when external USB drive connected

On some phones, when an external USB drive is connected to the phone, there is sort of an autoplay function where it automatically brings up the "My Files" screen. Is there a way to suppress this? ...
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Can Android tablet read external hard drive and if so which formats?

Can an Android tablet read external hard drives and if so which formats? I have a Samsung Note and tried accessing a hard drive but failed. I've been told that if I format my 1TB hard drive to FAT32 ...
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1answer
1k views

Can I use an USB Ethernet adapter to connect Sony Ericsson Xperia Active to a wired Ethernet LAN?

Due to my profession I have to connect to wired-only LAN-attached devices (like managed switches, routers set-top-boxes, etc.) frequently to access their configuration interfaces via Telnet/SSH/HTTP. ...
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Does LG Optimus G (E-0975) support USB host mode?

Device: LG optimus G (E-0975) Android: 4.1.2 Does LG Optimus G (E-0975) support USB host mode? If yes, what can I do with that? How do I use it?
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How to use an USB-attached wired Ethernet adapter through USB-OtG on an Android smartphone?

Due to my profession I use to have to connect to wired-only LAN-attached devices (like managed switches, routers, set-top-boxes etc) frequently to access their configuration interfaces via ...
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0answers
130 views

Does Samsung Galaxy GT S5312 has USB Host capability?

Could you please give any idea whether Samsung Galaxy GT S5312 android smartphone has USB host capability or not? It comes with Android OS V 4.1.2 Thanks in advance- Regards- DS
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1answer
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What is the difference between USB On-The-Go (OTG) and USB Host Mode?

What is the difference between USB On-The-Go (OTG) and USB Host Mode? They seem to be more or less the same. Are they?
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1answer
3k views

How does MHL work?

I've done (quite) some googling, but I still don't get it. You need an MHL converter, or adapter, or something. On one end of the adapter, all resources say, there is a "standard micro-USB" port, and ...
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1answer
138k views

How can I determine if my device has USB Host Mode (OTG) support?

Some Android devices can act as a USB host, so that you can use other USB devices attached to them. For instance, browse or import the photos stored on a camera from your phone, or copy files onto a ...
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0answers
264 views

Do the Galaxy Note II and Galaxy Note 8 support Accessory mode?

I'm playing around with Google Open Accessory. I've tested with a simple implementation on the Arduino Mega ADK and an implementation on a .NET MF chip (c#). When I connect either device to a cheap ...
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1answer
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USB host mode not working on Samsung Galaxy S using CyanogenMod

I am using CyanogenMod 10.1.0-RC3 (Android 4.2.2) on my Samsung Galaxy S Plus (GT-I9001). I have read Android 4 supports USB on the go, so I wanted to give it a try. I bought a USB OTG cable, and ...
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1answer
167 views

Using Micromax 353G Dongle with Penta IS701C tablet

I have purchased Penta IS701C recently. I have a Micromax 353G dongle, and want to know if it supports my Penta tablet. If yes, how could I use the dongle in the Penta tab?
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1answer
3k views

Since which Android version can you use Ethernet through the USB port? Which makes are repotedly work with CyanogenMod?

As far as I know Android supports Ethernet via USB, right? If yes, since which version of the OS? What are makes of Ethernet USB adapters which are reportedly work with CyanogenMod? What are makes ...
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2answers
6k views

Connecting a HDE keyboard to a Kindle Fire

I brought a HDE keyboard: Connects to your 7" tablet via USB 2.0 A-Type Male Adapter. Please make sure your tablet has a USB Type A Female to accept this plug type. Also, your device must have a ...
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1answer
388 views

Host usb application not recognizing my usb devices?

I ran Chainfire's USB host diagnostics in my tablet. After completing the diagnostics, I got the following results: KERNEL claims support yes device detected no VERDICT ...
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3answers
17k views

How can I mount a USB flash drive on my Acer Iconia?

I have an Acer Iconia A500 tablet with Android 3.1. I cannot mount any USB flash drives. File Manager HD and other similar apps display "Directory is empty" in /mnt/usb_storage/. I have tried use a ...
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1answer
650 views

USB charging in host mode [duplicate]

Possible Duplicate: Using an OTG cable while charging Recent versions of Android allow USB to operate in host mode. But is it possible for them to be powered/charged via that same USB port ...
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1answer
2k views

can sony xperia u(st25i) 's otg be connected to external power?

Can Sony Xperia U be connected to a Y-Cable to provide extra power for OTG to avoid phone battery consumption? I'm asking this because the phone is already giving power ,will that make a short ...
3
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0answers
704 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 ...
2
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1answer
473 views

Does Huawei u8160 support USB host?

I have a Huawei u8160(A. K. A Vodafone 858) which is running Cyanogenmod 7.2. I was wondering if it supports USB host so I can connect a keyboard or a Flash drive.
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2answers
886 views

Why can't I transfer data from my tablet with OTG support to my phone with USB?

Problem I want to copy music from my tablet to my phone with USB. My tablet can't see the phone when connected which is somewhat strange because the phone sees that it is connected and the tablet ...
2
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1answer
838 views

Does Galaxy Tab 10.1 USB adapter allow an external web camera?

Does the Galaxy Tab 10.1 USB adapter allow you to plug in an external web camera? The Samsung site does not appear to say either way (or to even list what you can use with the USB adapter.) And if ...
6
votes
2answers
7k views

How to stop Android asking for permission before permitting access to USB device

I have an application running on a rooted no-name Android tablet running ICS 4.0.3 that controls a USB device via the USB host mode interface. The android.hardware.usb.host.xml file is present in ...
5
votes
2answers
7k views

What are the limitations of USB On-The-Go on Nexus tablets?

I'm thinking about using USB On-The-Go to extend the rather limited space on the Nexus 10 tablet. I've read about it, but I'm not sure on where exactly the limitations of this approach are. I know ...
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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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1answer
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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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0answers
844 views

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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449 views
4
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2answers
3k views

What exactly is the advantage of 11 pin MHL connector in Samsung Galaxy S3

I have read that samsung galaxy S3 has a 11 pin mhl connector and it can support USB OTG as well. Also I have read that the device can power the cable. I didnt quite get what is meant by USB OTG ...