下面列出了android.hardware.usb.UsbEndpoint#getDirection ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
/**
* Gets bulkin and bulkout endpoints of specified interface
* @param usbInterface interface of usb device
* @return the pair of endpoints: in and out
*/
private Pair<UsbEndpoint, UsbEndpoint> findEndpoints(UsbInterface usbInterface, int type) {
UsbEndpoint endpointIn = null;
UsbEndpoint endpointOut = null;
for (int i = 0; i < usbInterface.getEndpointCount(); i++) {
UsbEndpoint endpoint = usbInterface.getEndpoint(i);
if (endpoint.getType() == type) {
if (endpoint.getDirection() == UsbConstants.USB_DIR_IN) {
endpointIn = endpoint;
} else {
endpointOut = endpoint;
}
}
}
return new Pair<>(endpointIn, endpointOut);
}
private UsbHidDevice(UsbDevice usbDevice, UsbInterface usbInterface, UsbManager usbManager) {
mUsbDevice = usbDevice;
mUsbInterface = usbInterface;
mUsbManager= usbManager;
for (int i = 0; i < mUsbInterface.getEndpointCount(); i++) {
UsbEndpoint endpoint = mUsbInterface.getEndpoint(i);
int dir = endpoint.getDirection();
int type = endpoint.getType();
if (mInUsbEndpoint == null && dir == UsbConstants.USB_DIR_IN && type == UsbConstants.USB_ENDPOINT_XFER_INT) {
mInUsbEndpoint = endpoint;
}
if (mOutUsbEndpoint == null && dir == UsbConstants.USB_DIR_OUT && type == UsbConstants.USB_ENDPOINT_XFER_INT) {
mOutUsbEndpoint = endpoint;
}
}
}
public static BTChipTransport open(UsbManager manager, UsbDevice device) throws IOException {
UsbDeviceConnection connection = manager.openDevice(device);
if (connection == null) throw new IOException("Device not connected");
// Must only be called once permission is granted (see http://developer.android.com/reference/android/hardware/usb/UsbManager.html)
// Important if enumerating, rather than being awaken by the intent notification
UsbInterface dongleInterface = device.getInterface(0);
UsbEndpoint in = null;
UsbEndpoint out = null;
for (int i = 0; i < dongleInterface.getEndpointCount(); i++) {
UsbEndpoint tmpEndpoint = dongleInterface.getEndpoint(i);
if (tmpEndpoint.getDirection() == UsbConstants.USB_DIR_IN) {
in = tmpEndpoint;
} else {
out = tmpEndpoint;
}
}
connection.claimInterface(dongleInterface, true);
return new BTChipTransportAndroidHID(connection, dongleInterface, in, out);
}
public static BTChipTransport open(UsbManager manager, UsbDevice device) {
// Must only be called once permission is granted (see http://developer.android.com/reference/android/hardware/usb/UsbManager.html)
// Important if enumerating, rather than being awaken by the intent notification
UsbInterface dongleInterface = device.getInterface(0);
UsbEndpoint in = null;
UsbEndpoint out = null;
boolean ledger;
for (int i=0; i<dongleInterface.getEndpointCount(); i++) {
UsbEndpoint tmpEndpoint = dongleInterface.getEndpoint(i);
if (tmpEndpoint.getDirection() == UsbConstants.USB_DIR_IN) {
in = tmpEndpoint;
}
else {
out = tmpEndpoint;
}
}
UsbDeviceConnection connection = manager.openDevice(device);
connection.claimInterface(dongleInterface, true);
ledger = ((device.getProductId() == PID_HID_LEDGER) || (device.getProductId() == PID_HID_LEDGER_PROTON)
|| (device.getProductId() == PID_NANOS) || (device.getProductId() == PID_BLUE));
if (device.getProductId() == PID_WINUSB) {
return new BTChipTransportAndroidWinUSB(connection, dongleInterface, in, out, TIMEOUT);
}
else {
return new BTChipTransportAndroidHID(connection, dongleInterface, in, out, TIMEOUT, ledger);
}
}
private boolean openCP2130()
{
if(connection.claimInterface(mInterface, true))
{
Log.i(CLASS_ID, "Interface succesfully claimed");
}else
{
Log.i(CLASS_ID, "Interface could not be claimed");
return false;
}
// Assign endpoints
int numberEndpoints = mInterface.getEndpointCount();
for(int i=0;i<=numberEndpoints-1;i++)
{
UsbEndpoint endpoint = mInterface.getEndpoint(i);
if(endpoint.getType() == UsbConstants.USB_ENDPOINT_XFER_BULK
&& endpoint.getDirection() == UsbConstants.USB_DIR_IN)
{
inEndpoint = endpoint;
}else
{
outEndpoint = endpoint;
}
}
return true;
}
private boolean openCH34X()
{
if(connection.claimInterface(mInterface, true))
{
Log.i(CLASS_ID, "Interface succesfully claimed");
}else
{
Log.i(CLASS_ID, "Interface could not be claimed");
return false;
}
// Assign endpoints
int numberEndpoints = mInterface.getEndpointCount();
for(int i=0;i<=numberEndpoints-1;i++)
{
UsbEndpoint endpoint = mInterface.getEndpoint(i);
if(endpoint.getType() == UsbConstants.USB_ENDPOINT_XFER_BULK
&& endpoint.getDirection() == UsbConstants.USB_DIR_IN)
{
inEndpoint = endpoint;
}else if(endpoint.getType() == UsbConstants.USB_ENDPOINT_XFER_BULK
&& endpoint.getDirection() == UsbConstants.USB_DIR_OUT)
{
outEndpoint = endpoint;
}
}
return init() == 0;
}
public static int doBulkTransfer(UsbDeviceConnection devConn, UsbEndpoint endpoint, byte[] buff, int timeout) {
int bytesTransferred = 0;
while (bytesTransferred < buff.length) {
byte[] remainingBuffer = new byte[buff.length - bytesTransferred];
if (endpoint.getDirection() == UsbConstants.USB_DIR_OUT) {
// Copy input data into the new buffer
System.arraycopy(buff, bytesTransferred, remainingBuffer, 0, remainingBuffer.length);
}
int res = devConn.bulkTransfer(endpoint, remainingBuffer,
remainingBuffer.length, timeout);
if (res < 0) {
// Failed transfer terminates the bulk transfer
res = -Errno.getErrno();
if (res != -110) {
// Don't print for ETIMEDOUT
System.err.println("Bulk Xfer failed: "+res);
}
return res;
}
if (endpoint.getDirection() == UsbConstants.USB_DIR_IN) {
// Copy output data into the original buffer
System.arraycopy(remainingBuffer, 0, buff, bytesTransferred, res);
}
bytesTransferred += res;
if (res < endpoint.getMaxPacketSize()) {
// A packet less than the maximum size for this endpoint
// indicates the transfer has ended
break;
}
}
return bytesTransferred;
}
public static BTChipTransport open(UsbManager manager, UsbDevice device) {
// Must only be called once permission is granted (see http://developer.android.com/reference/android/hardware/usb/UsbManager.html)
// Important if enumerating, rather than being awaken by the intent notification
UsbInterface dongleInterface = device.getInterface(0);
UsbEndpoint in = null;
UsbEndpoint out = null;
boolean ledger;
for (int i=0; i<dongleInterface.getEndpointCount(); i++) {
UsbEndpoint tmpEndpoint = dongleInterface.getEndpoint(i);
if (tmpEndpoint.getDirection() == UsbConstants.USB_DIR_IN) {
in = tmpEndpoint;
}
else {
out = tmpEndpoint;
}
}
UsbDeviceConnection connection = manager.openDevice(device);
if (connection == null) {
return null;
}
connection.claimInterface(dongleInterface, true);
ledger = ((device.getProductId() == PID_HID_LEDGER) || (device.getProductId() == PID_HID_LEDGER_PROTON)
|| (device.getProductId() == PID_NANOS) || (device.getProductId() == PID_BLUE));
if (device.getProductId() == PID_WINUSB) {
return new BTChipTransportAndroidWinUSB(connection, dongleInterface, in, out, TIMEOUT);
}
else {
return new BTChipTransportAndroidHID(connection, dongleInterface, in, out, TIMEOUT, ledger);
}
}
/**
* Initialize the USB device. Determines endpoints and prepares communication.
*
* @param vid
* @param pid
* @throws IOException if the device cannot be opened
* @throws SecurityException
*/
public void initDevice(int vid, int pid) throws IOException, SecurityException {
mUsbManager = (UsbManager) mContext.getSystemService(Context.USB_SERVICE);
if (mUsbManager == null) {
throw new IllegalArgumentException("UsbManager == null!");
}
List<UsbDevice> usbDevices = findUsbDevices(mUsbManager, (short) vid, (short) pid);
if (usbDevices.isEmpty() || usbDevices.get(0) == null) {
throw new IOException("USB device not found. (VID: " + vid + ", PID: " + pid + ")");
}
// TODO: Only gets the first USB device that is found
this.mUsbDevice = usbDevices.get(0);
//request permissions
if (mUsbDevice != null && !mUsbManager.hasPermission(mUsbDevice)) {
Log.d(LOG_TAG, "Request permission");
mPermissionIntent = PendingIntent.getBroadcast(mContext, 0, new Intent(mContext.getPackageName()+".USB_PERMISSION"), 0);
mUsbManager.requestPermission(mUsbDevice, mPermissionIntent);
} else if (mUsbDevice != null && mUsbManager.hasPermission(mUsbDevice)) {
Log.d(LOG_TAG, "Has permission");
} else {
Log.d(LOG_TAG, "device == null");
return;
}
Log.d(LOG_TAG, "setDevice " + this.mUsbDevice);
// find interface
if (this.mUsbDevice.getInterfaceCount() != 1) {
Log.e(LOG_TAG, "Could not find interface");
return;
}
mIntf = this.mUsbDevice.getInterface(0);
// device should have two endpoints
if (mIntf.getEndpointCount() != 2) {
Log.e(LOG_TAG, "Could not find endpoints");
return;
}
// endpoints should be of type bulk
UsbEndpoint ep = mIntf.getEndpoint(0);
if (ep.getType() != UsbConstants.USB_ENDPOINT_XFER_BULK) {
Log.e(LOG_TAG, "Endpoint is not of type bulk");
return;
}
// check endpoint direction
if (ep.getDirection() == UsbConstants.USB_DIR_IN) {
mEpIn = mIntf.getEndpoint(0);
mEpOut = mIntf.getEndpoint(1);
} else {
mEpIn = mIntf.getEndpoint(1);
mEpOut = mIntf.getEndpoint(0);
}
UsbDeviceConnection connection = mUsbManager.openDevice(mUsbDevice);
if (connection != null && connection.claimInterface(mIntf, true)) {
Log.d(LOG_TAG, "open SUCCESS");
mConnection = connection;
} else {
Log.d(LOG_TAG, "open FAIL");
throw new IOException("could not open usb connection");
}
}
private boolean openPL2303()
{
if(connection.claimInterface(mInterface, true))
{
Log.i(CLASS_ID, "Interface succesfully claimed");
}else
{
Log.i(CLASS_ID, "Interface could not be claimed");
return false;
}
// Assign endpoints
int numberEndpoints = mInterface.getEndpointCount();
for(int i=0;i<=numberEndpoints-1;i++)
{
UsbEndpoint endpoint = mInterface.getEndpoint(i);
if(endpoint.getType() == UsbConstants.USB_ENDPOINT_XFER_BULK
&& endpoint.getDirection() == UsbConstants.USB_DIR_IN)
inEndpoint = endpoint;
else if(endpoint.getType() == UsbConstants.USB_ENDPOINT_XFER_BULK
&& endpoint.getDirection() == UsbConstants.USB_DIR_OUT)
outEndpoint = endpoint;
}
//Default Setup
byte[] buf = new byte[1];
//Specific vendor stuff that I barely understand but It is on linux drivers, So I trust :)
if(setControlCommand(PL2303_REQTYPE_DEVICE2HOST_VENDOR, PL2303_VENDOR_WRITE_REQUEST, 0x8484, 0, buf) < 0)
return false;
if(setControlCommand(PL2303_REQTYPE_HOST2DEVICE_VENDOR, PL2303_VENDOR_WRITE_REQUEST, 0x0404, 0, null) < 0)
return false;
if(setControlCommand(PL2303_REQTYPE_DEVICE2HOST_VENDOR, PL2303_VENDOR_WRITE_REQUEST, 0x8484, 0, buf) < 0)
return false;
if(setControlCommand(PL2303_REQTYPE_DEVICE2HOST_VENDOR, PL2303_VENDOR_WRITE_REQUEST, 0x8383, 0, buf) < 0)
return false;
if(setControlCommand(PL2303_REQTYPE_DEVICE2HOST_VENDOR, PL2303_VENDOR_WRITE_REQUEST, 0x8484, 0, buf) < 0)
return false;
if(setControlCommand(PL2303_REQTYPE_HOST2DEVICE_VENDOR, PL2303_VENDOR_WRITE_REQUEST, 0x0404, 1, null) < 0)
return false;
if(setControlCommand(PL2303_REQTYPE_DEVICE2HOST_VENDOR, PL2303_VENDOR_WRITE_REQUEST, 0x8484, 0, buf) < 0)
return false;
if(setControlCommand(PL2303_REQTYPE_DEVICE2HOST_VENDOR, PL2303_VENDOR_WRITE_REQUEST, 0x8383, 0, buf) < 0)
return false;
if(setControlCommand(PL2303_REQTYPE_HOST2DEVICE_VENDOR, PL2303_VENDOR_WRITE_REQUEST, 0x0000, 1, null) < 0)
return false;
if(setControlCommand(PL2303_REQTYPE_HOST2DEVICE_VENDOR, PL2303_VENDOR_WRITE_REQUEST, 0x0001, 0, null) < 0)
return false;
if(setControlCommand(PL2303_REQTYPE_HOST2DEVICE_VENDOR, PL2303_VENDOR_WRITE_REQUEST, 0x0002, 0x0044, null) < 0)
return false;
// End of specific vendor stuff
if(setControlCommand(PL2303_REQTYPE_HOST2DEVICE, PL2303_SET_CONTROL_REQUEST, 0x0003, 0,null) < 0)
return false;
if(setControlCommand(PL2303_REQTYPE_HOST2DEVICE, PL2303_SET_LINE_CODING, 0x0000, 0, defaultSetLine) < 0)
return false;
if(setControlCommand(PL2303_REQTYPE_HOST2DEVICE_VENDOR, PL2303_VENDOR_WRITE_REQUEST, 0x0505, 0x1311, null) < 0)
return false;
return true;
}
@Override
public void open(UsbDeviceConnection connection) throws IOException {
if (mConnection != null) {
throw new IOException("Already opened.");
}
mConnection = connection;
boolean opened = false;
try {
for (int i = 0; i < mDevice.getInterfaceCount(); i++) {
UsbInterface usbIface = mDevice.getInterface(i);
if (mConnection.claimInterface(usbIface, true)) {
Log.d(TAG, "claimInterface " + i + " SUCCESS");
} else {
Log.d(TAG, "claimInterface " + i + " FAIL");
}
}
UsbInterface dataIface = mDevice.getInterface(mDevice.getInterfaceCount() - 1);
for (int i = 0; i < dataIface.getEndpointCount(); i++) {
UsbEndpoint ep = dataIface.getEndpoint(i);
if (ep.getType() == UsbConstants.USB_ENDPOINT_XFER_BULK) {
if (ep.getDirection() == UsbConstants.USB_DIR_IN) {
mReadEndpoint = ep;
} else {
mWriteEndpoint = ep;
}
}
}
setConfigSingle(SILABSER_IFC_ENABLE_REQUEST_CODE, UART_ENABLE);
setConfigSingle(SILABSER_SET_MHS_REQUEST_CODE, MCR_ALL | CONTROL_WRITE_DTR | CONTROL_WRITE_RTS);
setConfigSingle(SILABSER_SET_BAUDDIV_REQUEST_CODE, BAUD_RATE_GEN_FREQ / DEFAULT_BAUD_RATE);
// setParameters(DEFAULT_BAUD_RATE, DEFAULT_DATA_BITS, DEFAULT_STOP_BITS, DEFAULT_PARITY);
opened = true;
} finally {
if (!opened) {
try {
close();
} catch (IOException e) {
// Ignore IOExceptions during close()
}
}
}
}
@Override
public void open(UsbDeviceConnection connection) throws IOException {
if (mConnection != null) {
throw new IOException("Already opened.");
}
mConnection = connection;
boolean opened = false;
try {
for (int i = 0; i < mDevice.getInterfaceCount(); i++) {
UsbInterface usbIface = mDevice.getInterface(i);
if (mConnection.claimInterface(usbIface, true)) {
Log.d(TAG, "claimInterface " + i + " SUCCESS");
} else {
Log.d(TAG, "claimInterface " + i + " FAIL");
}
}
UsbInterface dataIface = mDevice.getInterface(mDevice.getInterfaceCount() - 1);
for (int i = 0; i < dataIface.getEndpointCount(); i++) {
UsbEndpoint ep = dataIface.getEndpoint(i);
if (ep.getType() == UsbConstants.USB_ENDPOINT_XFER_BULK) {
if (ep.getDirection() == UsbConstants.USB_DIR_IN) {
mReadEndpoint = ep;
} else {
mWriteEndpoint = ep;
}
}
}
setConfigSingle(SILABSER_IFC_ENABLE_REQUEST_CODE, UART_ENABLE);
setConfigSingle(SILABSER_SET_MHS_REQUEST_CODE, MCR_ALL | CONTROL_WRITE_DTR | CONTROL_WRITE_RTS);
setConfigSingle(SILABSER_SET_BAUDDIV_REQUEST_CODE, BAUD_RATE_GEN_FREQ / DEFAULT_BAUD_RATE);
// setParameters(DEFAULT_BAUD_RATE, DEFAULT_DATA_BITS, DEFAULT_STOP_BITS, DEFAULT_PARITY);
opened = true;
} finally {
if (!opened) {
try {
close();
} catch (IOException e) {
// Ignore IOExceptions during close()
}
}
}
}
@Override
public void open(UsbDeviceConnection connection) throws IOException {
if (mConnection != null) {
throw new IOException("Already opened.");
}
mConnection = connection;
boolean opened = false;
try {
for (int i = 0; i < mDevice.getInterfaceCount(); i++) {
UsbInterface usbIface = mDevice.getInterface(i);
if (mConnection.claimInterface(usbIface, true)) {
L.INSTANCE.d("claimInterface " + i + " SUCCESS");
} else {
L.INSTANCE.d("claimInterface " + i + " FAIL");
}
}
UsbInterface dataIface = mDevice.getInterface(mDevice.getInterfaceCount() - 1);
for (int i = 0; i < dataIface.getEndpointCount(); i++) {
UsbEndpoint ep = dataIface.getEndpoint(i);
if (ep.getType() == UsbConstants.USB_ENDPOINT_XFER_BULK) {
if (ep.getDirection() == UsbConstants.USB_DIR_IN) {
mReadEndpoint = ep;
} else {
mWriteEndpoint = ep;
}
} else {
L.INSTANCE.d("ep.getType():" + ep.getType());
}
}
initialize();
setBaudRate(DEFAULT_BAUD_RATE);
opened = true;
} finally {
if (!opened) {
try {
close();
} catch (IOException e) {
// Ignore IOExceptions during close()
}
}
}
}
private void openSingleInterface() throws IOException {
// the following code is inspired by the cdc-acm driver
// in the linux kernel
mControlInterface = mDevice.getInterface(0);
Log.d(TAG, "Control iface=" + mControlInterface);
mDataInterface = mDevice.getInterface(0);
Log.d(TAG, "data iface=" + mDataInterface);
if (!mConnection.claimInterface(mControlInterface, true)) {
throw new IOException("Could not claim shared control/data interface.");
}
int endCount = mControlInterface.getEndpointCount();
if (endCount < 3) {
Log.d(TAG, "not enough endpoints - need 3. count=" + mControlInterface.getEndpointCount());
throw new IOException("Insufficient number of endpoints(" + mControlInterface.getEndpointCount() + ")");
}
// Analyse endpoints for their properties
mControlEndpoint = null;
mReadEndpoint = null;
mWriteEndpoint = null;
for (int i = 0; i < endCount; ++i) {
UsbEndpoint ep = mControlInterface.getEndpoint(i);
if ((ep.getDirection() == UsbConstants.USB_DIR_IN) && (ep.getType() == UsbConstants.USB_ENDPOINT_XFER_INT)) {
Log.d(TAG, "Found controlling endpoint");
mControlEndpoint = ep;
} else if ((ep.getDirection() == UsbConstants.USB_DIR_IN) && (ep.getType() == UsbConstants.USB_ENDPOINT_XFER_BULK)) {
Log.d(TAG, "Found reading endpoint");
mReadEndpoint = ep;
} else if ((ep.getDirection() == UsbConstants.USB_DIR_OUT) && (ep.getType() == UsbConstants.USB_ENDPOINT_XFER_BULK)) {
Log.d(TAG, "Found writing endpoint");
mWriteEndpoint = ep;
}
if ((mControlEndpoint != null) && (mReadEndpoint != null) && (mWriteEndpoint != null)) {
Log.d(TAG, "Found all required endpoints");
break;
}
}
if ((mControlEndpoint == null) || (mReadEndpoint == null) || (mWriteEndpoint == null)) {
Log.d(TAG, "Could not establish all endpoints");
throw new IOException("Could not establish all endpoints");
}
}
@Override
public void open(UsbDeviceConnection connection) throws IOException {
if (mConnection != null) {
throw new IOException("Already opened.");
}
mConnection = connection;
boolean opened = false;
try {
for (int i = 0; i < mDevice.getInterfaceCount(); i++) {
UsbInterface usbIface = mDevice.getInterface(i);
if (mConnection.claimInterface(usbIface, true)) {
Log.d(TAG, "claimInterface " + i + " SUCCESS");
} else {
Log.d(TAG, "claimInterface " + i + " FAIL");
}
}
UsbInterface dataIface = mDevice.getInterface(mDevice.getInterfaceCount() - 1);
for (int i = 0; i < dataIface.getEndpointCount(); i++) {
UsbEndpoint ep = dataIface.getEndpoint(i);
if (ep.getType() == UsbConstants.USB_ENDPOINT_XFER_BULK) {
if (ep.getDirection() == UsbConstants.USB_DIR_IN) {
mReadEndpoint = ep;
} else {
mWriteEndpoint = ep;
}
}
}
setConfigSingle(SILABSER_IFC_ENABLE_REQUEST_CODE, UART_ENABLE);
setConfigSingle(SILABSER_SET_MHS_REQUEST_CODE, MCR_ALL | CONTROL_WRITE_DTR | CONTROL_WRITE_RTS);
setConfigSingle(SILABSER_SET_BAUDDIV_REQUEST_CODE, BAUD_RATE_GEN_FREQ / DEFAULT_BAUD_RATE);
// setParameters(DEFAULT_BAUD_RATE, DEFAULT_DATA_BITS, DEFAULT_STOP_BITS, DEFAULT_PARITY);
opened = true;
} finally {
if (!opened) {
try {
close();
} catch (IOException e) {
// Ignore IOExceptions during close()
}
}
}
}
@Override
public void open(UsbDeviceConnection connection) throws IOException {
if (mConnection != null) {
throw new IOException("Already opened.");
}
mConnection = connection;
boolean opened = false;
try {
for (int i = 0; i < mDevice.getInterfaceCount(); i++) {
UsbInterface usbIface = mDevice.getInterface(i);
if (mConnection.claimInterface(usbIface, true)) {
Log.d(TAG, "claimInterface " + i + " SUCCESS");
} else {
Log.d(TAG, "claimInterface " + i + " FAIL");
}
}
UsbInterface dataIface = mDevice.getInterface(mDevice.getInterfaceCount() - 1);
for (int i = 0; i < dataIface.getEndpointCount(); i++) {
UsbEndpoint ep = dataIface.getEndpoint(i);
if (ep.getType() == UsbConstants.USB_ENDPOINT_XFER_BULK) {
if (ep.getDirection() == UsbConstants.USB_DIR_IN) {
mReadEndpoint = ep;
} else {
mWriteEndpoint = ep;
}
}
}
setConfigSingle(SILABSER_IFC_ENABLE_REQUEST_CODE, UART_ENABLE);
setConfigSingle(SILABSER_SET_MHS_REQUEST_CODE, MCR_ALL | CONTROL_WRITE_DTR | CONTROL_WRITE_RTS);
setConfigSingle(SILABSER_SET_BAUDDIV_REQUEST_CODE, BAUD_RATE_GEN_FREQ / DEFAULT_BAUD_RATE);
// setParameters(DEFAULT_BAUD_RATE, DEFAULT_DATA_BITS, DEFAULT_STOP_BITS, DEFAULT_PARITY);
opened = true;
} finally {
if (!opened) {
try {
close();
} catch (IOException e) {
// Ignore IOExceptions during close()
}
}
}
}
@Override
public boolean open()
{
// Restart the working thread and writeThread if it has been killed before and get and claim interface
restartWorkingThread();
restartWriteThread();
if(connection.claimInterface(mInterface, true))
{
Log.i(CLASS_ID, "Interface succesfully claimed");
}else
{
Log.i(CLASS_ID, "Interface could not be claimed");
return false;
}
// Assign endpoints
int numberEndpoints = mInterface.getEndpointCount();
for(int i=0;i<=numberEndpoints-1;i++)
{
UsbEndpoint endpoint = mInterface.getEndpoint(i);
if(endpoint.getType() == UsbConstants.USB_ENDPOINT_XFER_BULK
&& endpoint.getDirection() == UsbConstants.USB_DIR_IN)
{
inEndpoint = endpoint;
}else
{
outEndpoint = endpoint;
}
}
// Default Setup
if(setControlCommand(XDCVCP_IFC_ENABLE, XDCVCP_UART_ENABLE, null) < 0)
return false;
setBaudRate(DEFAULT_BAUDRATE);
if(setControlCommand(XDCVCP_SET_LINE_CTL, XDCVCP_LINE_CTL_DEFAULT,null) < 0)
return false;
setFlowControl(UsbSerialInterface.FLOW_CONTROL_OFF);
if(setControlCommand(XDCVCP_SET_MHS, XDCVCP_MHS_DEFAULT, null) < 0)
return false;
// Initialize UsbRequest
UsbRequest requestIN = new UsbRequest();
requestIN.initialize(connection, inEndpoint);
// Pass references to the threads
setThreadsParams(requestIN, outEndpoint);
return true;
}
@Override
public boolean open()
{
// Restart the working thread if it has been killed before and get and claim interface
restartWorkingThread();
restartWriteThread();
if(connection.claimInterface(mInterface, true))
{
Log.i(CLASS_ID, "Interface succesfully claimed");
}else
{
Log.i(CLASS_ID, "Interface could not be claimed");
}
// Assign endpoints
int numberEndpoints = mInterface.getEndpointCount();
for(int i=0;i<=numberEndpoints-1;i++)
{
UsbEndpoint endpoint = mInterface.getEndpoint(i);
if(endpoint.getType() == UsbConstants.USB_ENDPOINT_XFER_BULK
&& endpoint.getDirection() == UsbConstants.USB_DIR_IN)
{
inEndpoint = endpoint;
}else
{
outEndpoint = endpoint;
}
}
// Default Setup
setControlCommand(BLED112_SET_LINE_CODING, 0, BLED112_DEFAULT_LINE_CODING);
setControlCommand(BLED112_SET_CONTROL_LINE_STATE, BLED112_DEFAULT_CONTROL_LINE, null);
// Initialize UsbRequest
UsbRequest requestIN = new UsbRequest();
requestIN.initialize(connection, inEndpoint);
// Pass references to the threads
setThreadsParams(requestIN, outEndpoint);
return true;
}
@Override
public void open(UsbDeviceConnection connection) throws IOException {
if (mConnection != null) {
throw new IOException("Already opened.");
}
mConnection = connection;
boolean opened = false;
try {
for (int i = 0; i < mDevice.getInterfaceCount(); i++) {
UsbInterface usbIface = mDevice.getInterface(i);
if (mConnection.claimInterface(usbIface, true)) {
Log.d(TAG, "claimInterface " + i + " SUCCESS");
} else {
Log.d(TAG, "claimInterface " + i + " FAIL");
}
}
UsbInterface dataIface = mDevice.getInterface(mDevice.getInterfaceCount() - 1);
for (int i = 0; i < dataIface.getEndpointCount(); i++) {
UsbEndpoint ep = dataIface.getEndpoint(i);
if (ep.getType() == UsbConstants.USB_ENDPOINT_XFER_BULK) {
if (ep.getDirection() == UsbConstants.USB_DIR_IN) {
mReadEndpoint = ep;
} else {
mWriteEndpoint = ep;
}
}
}
setConfigSingle(SILABSER_IFC_ENABLE_REQUEST_CODE, UART_ENABLE);
setConfigSingle(SILABSER_SET_MHS_REQUEST_CODE, MCR_ALL | CONTROL_WRITE_DTR | CONTROL_WRITE_RTS);
setConfigSingle(SILABSER_SET_BAUDDIV_REQUEST_CODE, BAUD_RATE_GEN_FREQ / DEFAULT_BAUD_RATE);
// setParameters(DEFAULT_BAUD_RATE, DEFAULT_DATA_BITS, DEFAULT_STOP_BITS, DEFAULT_PARITY);
opened = true;
} finally {
if (!opened) {
try {
close();
} catch (IOException e) {
// Ignore IOExceptions during close()
}
}
}
}
private boolean openFTDI()
{
if(connection.claimInterface(mInterface, true))
{
Log.i(CLASS_ID, "Interface succesfully claimed");
}else
{
Log.i(CLASS_ID, "Interface could not be claimed");
return false;
}
// Assign endpoints
int numberEndpoints = mInterface.getEndpointCount();
for(int i=0;i<=numberEndpoints-1;i++)
{
UsbEndpoint endpoint = mInterface.getEndpoint(i);
if(endpoint.getType() == UsbConstants.USB_ENDPOINT_XFER_BULK
&& endpoint.getDirection() == UsbConstants.USB_DIR_IN)
{
inEndpoint = endpoint;
}else
{
outEndpoint = endpoint;
}
}
// Default Setup
firstTime = true;
if(setControlCommand(FTDI_SIO_RESET, 0x00, 0) < 0)
return false;
if(setControlCommand(FTDI_SIO_SET_DATA, FTDI_SET_DATA_DEFAULT, 0) < 0)
return false;
currentSioSetData = FTDI_SET_DATA_DEFAULT;
if(setControlCommand(FTDI_SIO_MODEM_CTRL, FTDI_SET_MODEM_CTRL_DEFAULT1, 0) < 0)
return false;
if(setControlCommand(FTDI_SIO_MODEM_CTRL, FTDI_SET_MODEM_CTRL_DEFAULT2, 0) < 0)
return false;
if(setControlCommand(FTDI_SIO_SET_FLOW_CTRL, FTDI_SET_FLOW_CTRL_DEFAULT, 0) < 0)
return false;
if(setControlCommand(FTDI_SIO_SET_BAUD_RATE, FTDI_BAUDRATE_9600, 0) < 0)
return false;
// Flow control disabled by default
rtsCtsEnabled = false;
dtrDsrEnabled = false;
return true;
}