void Setup()
{
if (UsbDev != null)
{
return;
}
UsbDev = FindDevice();
if (!UsbDev.SetConfiguration(1))
{
throw new M4ATXException("Failed to set device config");
}
if (!UsbDev.ClaimInterface(0))
{
throw new M4ATXException("Failed to claim interface #0");
}
if (!UsbDev.SetAltInterface(0))
{
throw new M4ATXException("Failed to set alternate interface to 0");
}
Writer = UsbDev.OpenEndpointWriter(WriteEndpointID.Ep01);
Reader = UsbDev.OpenEndpointReader(ReadEndpointID.Ep01);
}
/// <summary>
/// Search for and open all Helios Laser DACs connected to the computer.
/// </summary>
/// <returns>The number of DACs found.</returns>
public int OpenDevices()
{
CloseDevices();
foreach (UsbRegistry usbRegistry in UsbDevice.AllLibUsbDevices)
{
if (usbRegistry.Pid == HELIOS_PID && usbRegistry.Vid == HELIOS_VID)
{
if (usbRegistry.Open(out UsbDevice dac))
{
IUsbDevice libUsbDevice = dac as IUsbDevice;
libUsbDevice.ClaimInterface(0);
libUsbDevice.SetAltInterface(1);
dacs.Add(new HeliosDevice(libUsbDevice));
}
}
}
return(dacs.Count);
}
public bool SetAltInterface(int alternateID)
{
return(_device.SetAltInterface(alternateID));
}