public static string ErrorString(uint hekkaError)
{
byte[] text = new byte[200];
int size = text.Length;
IntPtr textPtr = Marshal.AllocHGlobal(size);
string result = null;
try
{
ITCMM.ITC_AnalyzeError((int)hekkaError, textPtr, (uint)size);
Marshal.Copy(textPtr, text, 0, size);
System.Text.ASCIIEncoding enc = new System.Text.ASCIIEncoding();
result = enc.GetString(text);
}
finally
{
Marshal.FreeHGlobal(textPtr);
}
return(result);
}
internal static IHekaDevice OpenDevice(uint deviceType, uint deviceNumber, out ITCMM.GlobalDeviceInfo deviceInfo)
{
IntPtr dev;
uint numDevices = 0;
uint err = ITCMM.ITC_Devices(deviceType, ref numDevices);
if (err != ITCMM.ACQ_SUCCESS)
{
throw new HekaDAQException("Unable to find devices", err);
}
err = ITCMM.ITC_OpenDevice(deviceType, deviceNumber, ITCMM.SMART_MODE, out dev);
if (err != ITCMM.ACQ_SUCCESS)
{
log.Error("Unable to open ITC device");
throw new HekaDAQException("Unable to get device handle", err);
}
//ITCMM.HWFunction sHWFunction = new ITCMM.HWFunction();
err = ITCMM.ITC_InitDevice(dev, IntPtr.Zero); //ref sHWFunction);
//ITC_SetSoftKey
// Configure device
ITCMM.ITCPublicConfig config = new ITCMM.ITCPublicConfig();
config.OutputEnable = 1;
config.ControlLight = 1;
err = ITCMM.ITC_ConfigDevice(dev, ref config);
if (err != ITCMM.ACQ_SUCCESS)
{
throw new HekaDAQException("Unable to configure device", err);
}
deviceInfo = new ITCMM.GlobalDeviceInfo();
err = ITCMM.ITC_GetDeviceInfo(dev, ref deviceInfo);
if (err != ITCMM.ACQ_SUCCESS)
{
throw new HekaDAQException("Unable to get device info", err);
}
return new QueuedHekaHardwareDevice(dev,
deviceInfo.NumberOfADCs + deviceInfo.NumberOfDIs +
deviceInfo.NumberOfAUXIs,
deviceInfo.NumberOfDACs + deviceInfo.NumberOfDOs +
deviceInfo.NumberOfAUXOs
);
}