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CHAPTER 7 : INDIVIDUAL CALL DESCRIPTIONS
-
KGetDOFrame
Purpose
Frame Management. Get a logical frame for Digital Output operations.
fOfInat
D A S E r r
=
KGetDOFrame
(
DevHandle, Fr am eH andl e
) ;
entry parameters
DevHundle = device handle obtained from previous ADC16GetDevHandle call.
exit pafameters
FrurneHundle
=
frame identification parameter for use when referencing parameters
in the frame or by operations that use the parameters in the frame. This parameter
equals Null
(0)
if an error condition occurs.
return value
DASErr
=
integer variable
(0 =
No Error).
see also
KChkFrame, KFreeFrame.
comments
KGetDOFrame returns a frame handle, which identifies a parameter list referred to
as afiume. Frame parameters describe all aspects of a data acquisition/conversion
process. Functions are available to set, select, or enable these parameters. Each
frame is specific to a certain type of operation for a specific device.
* * *
Examples
Interpreted BASIC
- 0
CAU
KGetDOFrame% (DevEIandle, FrameHandle, DASErr%)
QuickBASIC
DASErr
=
KGetDOFrame% ( D e v H a n d l e , FrameHandle)
IF FrameEIandle
=
0
TEEN BEEP:
STOP:
QBASIC
CAU
ABSOLUTE
(DevEandle
,
F r d a n d l e , DASErr
,
KGetDOFrame)
* * *
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