ADLINK Technology HDV62, User Manual

Page: 90 / 164

Function Library 79
4.8.3 DI Event
Purpose
These functions enable or disable DI event. If enable, the library
issues an event when change of state (COS) of any DI channel.
Users can call SetEvent or SetCallback routines to wait for this
event.
Prototype

C/C++
int Hdv62_SetDIEvent (UINT Number, UINT Enable)
int Hdv62_GetDIEvent (UINT Number, UINT& Enable)
 C#
int SetDIEvent (uint Number, uint Enable)
int GetDIEvent (uint Number, out uint Enable)
 VB.Net
SetDIEvent (ByVal Number As UInteger, ByVal Enable
As UInteger) As Integer
GetDIEvent (ByVal Number As UInteger, ByRef Enable
As UInteger) As Integer
Parameters
 Number
The number of device. The allowed value is from 0 to 15.
 Enable
Whether enable DI event or not. Could be one of the follow-
ing values:
0: disable
1: enable
Return Value
No error occurs if return value >= 0; if negative value, please refer
to Section 4.9 for error information about return codes.