ICP DAS USA PIO-D64, User Manual, Page: 46 / 57

PIO-D64/PIO-
D64U User’s Manual ( Ver.1.
6, Mar. 2015, PMH-007-16 ) ----- 46
5.6.3 PIODIO_IntInstall

Description:
This subroutine installs the IRQ service routine.

Syntax:
WORD PIODIO_IntInstall(WORD wBoardNo, HANDLE *hEvent,
WORD wInterruptSource, WORD wActiveMode);

Parameter:
wBoardNo : [ Input ] Which board to be used.
hEvent : [ Input ] Address of a Event handle. The user's
program must call the Windows API function
"CreateEvent()" to create the event-object.
wInterruptSource : [ Input ] What the Interrupt-Source to be used ?
Please refer to the following table.
Table 5.3
wInterruptSource Description
0 EXTIRQ
1 EVTIRQ
2 TMRIRQ
wActiveMode : [ Input ] When to trigger the interrupt ?
0

PIODIO_ActiveLow
1

PIODIO_ActiveHigh

Return:
Please refer to "Section 5.1 Error Code"
.
5.6.4 PIODIO_IntRemove

Description:
This subroutine removes the IRQ service routine.

Syntax:
WORD PIODIO_IntRemove( void );

Parameter:
None

Return:
Please refer to "Section 5.1 Error Code".
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