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Microchip's Accessory Framework for Android(tm)
Parameters
26
Parameters
Description
ANDROID_ACCESSORY_INFORMATION the information about the Android accessory
*info
Function
void AndroidAppStart( ANDROID_ACCESSORY_INFORMATION ( see page 34) *info)
5.1.5 AndroidAppWrite Function
Sends data to the Android device specified by the passed in handle.
File
usb_host_android.h
C
BYTE AndroidAppWrite (
void * handle ,
BYTE* data ,
DWORD size
);
Description
Sends data to the Android device specified by the passed in handle.
Remarks
None
Preconditions
Transfer is not already in progress. USB module is initialized and Android device has attached.
Parameters
Parameters
void* handle
BYTE* data
DWORD size
Return Values
Return Values
USB_SUCCESS
USB_UNKNOWN_DEVICE
USB_INVALID_STATE
USB_ENDPOINT_ILLEGAL_TYPE
Description
the handle passed to the device in the EVENT_ANDROID_ATTACH ( see
page 33) event
the data to send to the Android device
the size of the data that needs to be sent
Description
Write started successfully.
Device with the specified address not found.
We are not in a normal running state.
Must use USBHostControlWrite to write to a control endpoint.
USB_ENDPOINT_ILLEGAL_DIRECTION Must write to an OUT endpoint.
USB_ENDPOINT_STALLED
USB_ENDPOINT_ERROR
USB_ENDPOINT_BUSY
USB_ENDPOINT_NOT_FOUND
Endpoint is stalled. Must be cleared by the application.
Endpoint has too many errors. Must be cleared by the application.
A Write is already in progress.
Invalid endpoint.
5
Function
BYTE AndroidAppWrite(void* handle, BYTE* data, DWORD size)
26
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