/// <summary>
/// Returns the list of FT4222 connected
/// </summary>
/// <returns>A list of devices connected</returns>
public static List <DeviceInformation> GetDevices()
{
List <DeviceInformation> devInfos = new List <DeviceInformation>();
FtStatus ftStatus = 0;
// Check device
uint numOfDevices;
ftStatus = FtFunction.FT_CreateDeviceInfoList(out numOfDevices);
Debug.WriteLine($"Number of devices: {numOfDevices}");
if (numOfDevices == 0)
{
throw new IOException($"No device found");
}
Span <byte> sernum = stackalloc byte[16];
Span <byte> desc = stackalloc byte[64];
for (uint i = 0; i < numOfDevices; i++)
{
uint flags = 0;
FtDevice ftDevice;
uint id;
uint locId;
IntPtr handle;
ftStatus = FtFunction.FT_GetDeviceInfoDetail(i, out flags, out ftDevice, out id, out locId,
in MemoryMarshal.GetReference(sernum), in MemoryMarshal.GetReference(desc), out handle);
if (ftStatus != FtStatus.Ok)
{
throw new IOException($"Can't read device information on device index {i}, error {ftStatus}");
}
var devInfo = new DeviceInformation(
(FtFlag)flags,
ftDevice,
id,
locId,
Encoding.ASCII.GetString(sernum.ToArray(), 0, FindFirstZero(sernum)),
Encoding.ASCII.GetString(desc.ToArray(), 0, FindFirstZero(desc)));
devInfos.Add(devInfo);
}
return(devInfos);
}
