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FTDI sync operations added

pull/29/head
Felipe Herranz 2016-02-21 13:24:16 +01:00
rodzic 39bb876c96
commit d80a89ba3f
1 zmienionych plików z 77 dodań i 53 usunięć
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130
usbserial/src/main/java/com/felhr/usbserial/FTDISerialDevice.java
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@ -105,62 +105,26 @@ public class FTDISerialDevice extends UsbSerialDevice
@Override
public boolean open()
{
if(connection.claimInterface(mInterface, true))
boolean ret = openFTDI();
if(ret)
{
Log.i(CLASS_ID, "Interface succesfully claimed");
// Initialize UsbRequest
requestIN = new UsbRequest();
requestIN.initialize(connection, inEndpoint);
// Restart the working thread if it has been killed before and get and claim interface
restartWorkingThread();
restartWriteThread();
// Pass references to the threads
setThreadsParams(requestIN, outEndpoint);
return true;
}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, null) < 0)
return false;
if(setControlCommand(FTDI_SIO_SET_DATA, FTDI_SET_DATA_DEFAULT, 0, null) < 0)
return false;
currentSioSetData = FTDI_SET_DATA_DEFAULT;
if(setControlCommand(FTDI_SIO_MODEM_CTRL, FTDI_SET_MODEM_CTRL_DEFAULT1, 0, null) < 0)
return false;
if(setControlCommand(FTDI_SIO_MODEM_CTRL, FTDI_SET_MODEM_CTRL_DEFAULT2, 0, null) < 0)
return false;
if(setControlCommand(FTDI_SIO_SET_FLOW_CTRL, FTDI_SET_FLOW_CTRL_DEFAULT, 0, null) < 0)
return false;
if(setControlCommand(FTDI_SIO_SET_BAUD_RATE, FTDI_BAUDRATE_9600, 0, null) < 0)
return false;
// Flow control disabled by default
rtsCtsEnabled = false;
dtrDsrEnabled = false;
// Initialize UsbRequest
requestIN = new UsbRequest();
requestIN.initialize(connection, inEndpoint);
// Restart the working thread if it has been killed before and get and claim interface
restartWorkingThread();
restartWriteThread();
// Pass references to the threads
setThreadsParams(requestIN, outEndpoint);
return true;
}
@Override
@ -177,13 +141,24 @@ public class FTDISerialDevice extends UsbSerialDevice
@Override
public boolean syncOpen()
{
return false;
boolean ret = openFTDI();
if(ret)
{
setSyncParams(inEndpoint, outEndpoint);
return true;
}else
{
return false;
}
}
@Override
public void syncClose()
{
setControlCommand(FTDI_SIO_MODEM_CTRL, FTDI_SET_MODEM_CTRL_DEFAULT3, 0, null);
setControlCommand(FTDI_SIO_MODEM_CTRL, FTDI_SET_MODEM_CTRL_DEFAULT4, 0, null);
currentSioSetData = 0x0000;
connection.releaseInterface(mInterface);
}
@Override
@ -437,6 +412,55 @@ public class FTDISerialDevice extends UsbSerialDevice
//TODO
}
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, null) < 0)
return false;
if(setControlCommand(FTDI_SIO_SET_DATA, FTDI_SET_DATA_DEFAULT, 0, null) < 0)
return false;
currentSioSetData = FTDI_SET_DATA_DEFAULT;
if(setControlCommand(FTDI_SIO_MODEM_CTRL, FTDI_SET_MODEM_CTRL_DEFAULT1, 0, null) < 0)
return false;
if(setControlCommand(FTDI_SIO_MODEM_CTRL, FTDI_SET_MODEM_CTRL_DEFAULT2, 0, null) < 0)
return false;
if(setControlCommand(FTDI_SIO_SET_FLOW_CTRL, FTDI_SET_FLOW_CTRL_DEFAULT, 0, null) < 0)
return false;
if(setControlCommand(FTDI_SIO_SET_BAUD_RATE, FTDI_BAUDRATE_9600, 0, null) < 0)
return false;
// Flow control disabled by default
rtsCtsEnabled = false;
dtrDsrEnabled = false;
return true;
}
private int setControlCommand(int request, int value, int index, byte[] data)
{
int dataLength = 0;