This is essential for transferring files between your phone and PC. My phone is lenovo a does it supporting otg connection. This will launch the Hardware Update Wizard. Unsurprisingly, external storage is at the top of this list. Consent I give xda-developers permission to collect and use my data submitted in this form. I backup some pics, I have some music on there.

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Tips and Tools to Know Dan Price.

When debugging applications that use USB accessory or host features, you most likely will have USB hardware connected to your Android-powered device. XDA Developers was founded by developers, for developers.

USB host and accessory overview

Read our privacy policy. Neither you nor Google shall be permitted to delegate their responsibilities or obligations under the License Agreement without the prior written approval of the other party. Google reserves all rights not expressly granted to you. If not, you will receive a runtime error if the user denied permission to access the device. Creating the broadcast receiver within the application, and not the manifest, allows your application to only handle detached events while it is running.

Along with this intent filter, you need hidroiv specify a resource file that specifies properties of the USB accessory, such as manufacturer, model, and version. Samsung Grand 2 it posible for my android cellphone can read the dou USB? You can specify none or all of these attributes. In your activity, you can obtain the UsbDevice that represents the attached device from the intent like this:.


I have a Samsung galaxie express prime I would love to use the Flur thermal camera on my new phone. I couldn’t enter my password and get into my phone without that mouse. The remaining provisions of the License Agreement will continue to be valid and enforceable. Easy OTG Checker is a reliable app for this. Using an intent filter is useful if you want to be able to have your application automatically detect a desired device.

Examples of accessories might include robotics controllers; docking stations; diagnostic and musical equipment; kiosks; card readers; and much more. There are ways to to do this with Apple Devices too, they may not call it OTG but same features for the most part.

USB host overview | Android Developers

Along with this intent filter, you need to specify a resource file that specifies properties of the USB device, such as product and vendor ID. The following code snippet is a trivial way to do a synchronous data transfer. Examples of devices include digital cameras, keyboards, mice, and game controllers.

Double-click the device category, and then double-click the device you want. Privacy and Information 6. USB debugging allows you to send commands from your computer to your phone with ease.

The following list describes what you need to add to your application’s manifest file before working with the USB host APIs:. The otg cable came with the phone and I was told at the place of purchase that with the cable, I can use hirroid phone to charge another phone.


In general, use vendor and product ID if you want to filter for a specific device and use class, subclass, and protocol if you want to filter for a group of USB devices, such as mass storage devices or digital cameras.

The call to requestPermission displays a dialog to the user asking for permission to connect to the device. Once you’ve downloaded your USB driver, follow the instructions below to install or hidrodi the driver, based on your version of Windows and whether you’re installing for the first time or upgrading an existing driver.

Cloud services are good, but sometimes you just want to connect ksb phone to your PC with a good old-fashioned cable.


Kotlin private lateinit var bytes: Stay informed by joining our newsletter! Ask the user for permission to connect to the USB device, if not already obtained. We can show you how to do that, step by step.