static extern _LTRNative.LTRERROR LTR210_LoadCbrCoef(ref TLTR210 hnd);
static extern _LTRNative.LTRERROR LTR210_Init(ref TLTR210 hnd);
static extern _LTRNative.LTRERROR LTR210_MeasAdcZeroOffset(ref TLTR210 hnd, uint flags);
static extern _LTRNative.LTRERROR LTR210_GetLastWordInterval(ref TLTR210 hnd, out uint interval);
static extern int LTR210_Recv(ref TLTR210 hnd, uint[] data, uint[] tmark, uint size, uint timeout);
static extern _LTRNative.LTRERROR LTR210_ProcessData(ref TLTR210 hnd, uint[] src, double[] dest, ref int size, ProcFlags flags, out FRAME_STATUS frame_status, uint[] data_info);
static extern _LTRNative.LTRERROR LTR210_FrameStart(ref TLTR210 hnd);
static extern _LTRNative.LTRERROR LTR210_WaitEvent(ref TLTR210 hnd, out RecvEvents recvEvent, IntPtr status, uint timeout);
static extern _LTRNative.LTRERROR LTR210_SetADC(ref TLTR210 hnd);
static extern _LTRNative.LTRERROR LTR210_Stop(ref TLTR210 hnd);
static extern _LTRNative.LTRERROR LTR210_LoadFPGA(ref TLTR210 hnd, string filename, LOAD_PROGR_CB progr_cb, IntPtr cb_data);
static extern _LTRNative.LTRERROR LTR210_FPGAIsLoaded(ref TLTR210 hnd);
static extern _LTRNative.LTRERROR LTR210_IsOpened(ref TLTR210 hnd);
static extern _LTRNative.LTRERROR LTR210_Open(ref TLTR210 hnd, uint saddr, ushort sport, string csn, int slot_num);
static extern _LTRNative.LTRERROR LTR210_Close(ref TLTR210 hnd);