adk

What is the proper way to close a connection to a UsbAccessory in Android? It seems the even in the stock Google example, if I connect and accessory, exit the app and then go back to it, the connection is not re-established. Looking closely, it seems that after calling close() on the FileDescriptor , it won't open again, and a "could not open /dev/usb_accessory" log is emitted. NOT calling close() is a bad option, as a thread blocking on read() will not be released. Upon physical disconnection / reconnection of the device everything is OK. It seems really surprising that the simple use-case of

I'm trying to get the DemoKit example working on an ADK board. It seems like even with the 3.1 update the Galaxy Tab doesn't have everything it needs (or at least doesn't work as advertised). And even with digging though the documentation it seems like the Samsung Kies app is possibly getting in the way. It won't run if I use the API Level 10 Libraries as instructed (stepping through the debugger I see this exception: java.lang.NoClassDefFoundError: com.android.future.usb.UsbManager ). The same thing happens if I use the API Level 12 Libraries. Setting the target to be the 3.1 platform (simply

Is there a list anywhere of which Android devices (phones, tablets) support the ADK / accessory mode? From what I have read, I known that the Nexus One, Nexus S and Xoom do support it. Are there any other devices (custom ROMs included) that also support it? I have an ADK and can't get it working with my phone, I am basically looking for the cheapest phone that I can use with ADK. ** UPDATE ** I found this list of tablets that work with the ADK The offical Android 2.3.4 is based on the kernel 2.6.35, ADK need kernel 2.6.35. Some Android 2.3.4+ do not support adk because the kernel is not 2.6.35