private void RefreshDevices()
{
FTDIDevices.Clear();
var newDevices = mFTDILibrary.EnumerateFTDIDevices();
uint index = 0;
foreach (var node in newDevices)
{
if (node.Type != FTDI.FT_DEVICE.FT_DEVICE_UNKNOWN)
{
uint chipID = 0;
if (FTDI.IsFTDChipIDDLLLoaded())
{
mFTDILibrary.GetChipIDFromDeviceIndex(index, out chipID);
}
FTDIDevices.Add(new FTDIDeviceInfo(node, index, chipID));
index++;
}
}
#region fakeDevices
#if ENABLE_FAKE_USB_DEVICES
if ((FTDIDevices.Count == 0) && (DateTime.Now.Second % 3 == 0))
{
FTDI.FT_DEVICE_INFO_NODE tempInfo0 = new FTDI.FT_DEVICE_INFO_NODE();
tempInfo0.Description = "Debug Placeholder FTDI Device 0";
tempInfo0.ID = 1000;
tempInfo0.SerialNumber = "SerialNum 1000";
tempInfo0.Type = FTDI.FT_DEVICE.FT_DEVICE_232R;
FTDIDevices.Add(new FTDIDeviceInfo(tempInfo0, index++, 0x01010101));
FTDI.FT_DEVICE_INFO_NODE tempInfo1 = new FTDI.FT_DEVICE_INFO_NODE();
tempInfo1.Description = "Debug Placeholder FTDI Device 1";
tempInfo1.ID = 1001;
tempInfo1.SerialNumber = "SerialNum 1001";
tempInfo1.Type = FTDI.FT_DEVICE.FT_DEVICE_UNKNOWN;
FTDIDevices.Add(new FTDIDeviceInfo(tempInfo1, index++, 0x00000000));
FTDI.FT_DEVICE_INFO_NODE tempInfo2 = new FTDI.FT_DEVICE_INFO_NODE();
tempInfo2.Description = "Debug Placeholder FTDI Device 2";
tempInfo2.ID = 1002;
tempInfo2.SerialNumber = "SerialNum 1002";
tempInfo2.Type = FTDI.FT_DEVICE.FT_DEVICE_BM;
FTDIDevices.Add(new FTDIDeviceInfo(tempInfo2, index++, 0x01010101));
}
#endif
#endregion
}
protected bool OpenFTDIDevice(FTDI.FT_DEVICE_INFO_NODE deviceToOpen)
{
bool connected = false;
lock (mFTDIDevice)
{
if (IsFTDIDeviceOpen())
{
CloseFTDIDevice();
}
if (FTDI.IsFTD2XXDLLLoaded())
{
if (deviceToOpen != null)
{
if (mFTDIDevice.OpenByLocation(deviceToOpen.LocId) == FTDI.FT_STATUS.FT_OK)
{
FTDI.FT_STATUS ftdiStatus = FTDI.FT_STATUS.FT_OK;
ftdiStatus |= mFTDIDevice.ResetDevice();
//ftdiStatus |= mFTDIDevice.ResetPort();
ftdiStatus |= mFTDIDevice.Purge(FTDI.FT_PURGE.FT_PURGE_RX | FTDI.FT_PURGE.FT_PURGE_TX);
if (ftdiStatus == FTDI.FT_STATUS.FT_OK)
{
DisplayStatusMessage("Opened FTDI device.", StatusMessageType.LOG);
DisplayStatusMessage("FTDI device info - Description: " + deviceToOpen.Description
+ " Serial Number: " + deviceToOpen.SerialNumber + " Device Type: " + deviceToOpen.Type
+ " ID: 0x" + deviceToOpen.ID.ToString("X") + " Device Flags: 0x" + deviceToOpen.Flags.ToString("X"), StatusMessageType.LOG);
if (FTDI.IsFTDChipIDDLLLoaded())
{
DisplayStatusMessage("FTDI ChipID DLL is loaded, checking chip ID...", StatusMessageType.LOG);
uint chipID = 0;
if (mFTDIDevice.GetChipIDFromCurrentDevice(out chipID) == FTDI.FT_STATUS.FT_OK)
{
DisplayStatusMessage("FTDI device chip ID: 0x" + chipID.ToString("X"), StatusMessageType.LOG);
}
else
{
DisplayStatusMessage("Unable to read FTDI device chip ID", StatusMessageType.LOG);
}
}
connected = true;
}
else
{
mFTDIDevice.Close();
}
}
else
{
DisplayStatusMessage("Could not open FTDI device", StatusMessageType.LOG);
}
}
else
{
DisplayStatusMessage("No FTDI device selected", StatusMessageType.LOG);
}
}
else
{
DisplayStatusMessage("FTDI FTD2XX device driver DLL could not be loaded.", StatusMessageType.USER);
}
}
return(connected);
}