android connect usb device

This article translated from: http://developer.android.com/guide/topics/connectivity/usb/host.html When your Android device is in USB host mode, it powers the slave device as a USB host and lists connected

Original: Android Project Combat (45): USB to Serial communication (Ch34xuartdriver)Requirements: USB interface to plug in a hardware, from the hardware to obtain dataFor example : mobile phone USB plug-in hardware a,a through Bluetooth communication to obtain equipment A, B data, as a transit point (can do some data p

If we have to connect to the computer, then we have to turn on the USB mode, because the Android phone must be USB mode to connect the computer, otherwise it is unable to connect the computer Oh, okay, let's take a look at the Ope

When developing an Android app, it's usually connected to the device and computer via a USB cable, but for some applications that need to use a USB device, this approach is troublesome, and the USB port of the phone is connected t

Step: Two Steps One, USB connection: The steps for using the MTP device in Ubuntu Mount are as follows: 1. Connect the MTP device to the PC 2. If you are using the MTP device for the first time, you can skip this step if you need to install the following software:

Many small partners usually go out to find the network, and the need for the network how to do? In fact, as long as the use of your mobile phone to connect the mobile phone network can be resolved, here small make up to tell you how to connect the mobile phone network Internet bar. Android Phone method Android

Today, I encountered a problem, that is, using the simulator that monkeyrunner always runs, and the phone I connect to does not respond at all. This is quite strange, so I checked the information and solved it now. 1. The name of the connected device obtained through ADB devices should display the simulator name and mobile phone name. For example: ADB Devices List of devices attachedM9w1b08akduhxo2991 D

Android Wear was released on March 19, 2014 and has Moto 360 and LG Watch two products. The source is not yet open, but the developer can download its image and the corresponding SDK, so that developers can do the pre-development through the simulator. In fact, Android wear consists of two parts, part of the operating system running on wearable devices, part of the SDK for handheld devices (mobile, tablet)

Android3.1 has three additional packages: Android. Hardware. USB, Android. MTP, and android.net. RTP. (1) Android. MTP The connected camera and other devices can be directly connected using PTP (Image Transmission Protocol) or MTP (media transmission protocol), and upper-layer apps can receive notifications, to man

Finally, the android-driven USB camera is ready! Thanks to a post posted by stackoverflow, there are several key words in the post, and then the problem is solved. Post description:The premise is that your USB camera is UVC compatible (most cameras are compatible today)By default, Android does not provide APIs to acces

Requirements: USB interface to plug in a hardware, from the hardware to obtain dataFor example : mobile phone USB plug-in hardware a,a through Bluetooth communication to obtain equipment A, B data, as a transit point (can do some data processing) to the data (device A, b generated) to the mobile phone program.Device A can also be a sensor itself, generating data

Host capabilities. to demonstrate what is possible when your device communicates with external hardware, Google developed a reference demo board and released it as open source. they based their reference board on the Arduino which is really great, because it is widely spread in the open hardware community. their example firmware and Android software is based on their reference board to show what kind o

Long time no article, years ago, the company opened a new project, and USB to the serial port communication related, the demand is the Android tablet through the USB adapter and several peripherals to communicate, has been busy to the recent, just slowly idle down, while this weekend is not busy, recording the basic flow of U