ADLINK Technology DLAP-3000 Series, User Manual, Page: 134 / 141

124 Digital Input/Output Function Library
Leading
EDGE COMPUTING
GPO_Write
This API is used to write the new state of a digital output (DO):
char GPO_Write(UCHAR GpioNum,UCHAR GpioPortVal)
Arguments:
GpioNum
: The number of a digital output pin (4-7).
GpioPortVal
: A new output state 0 or 1.
Return values:
GPIO_OK
on success.
GPIO_ERROR
on failure.
RegisterInterruptEvent
The event passed will be signaled when there is a change in
state on a digital input pin. This API is used to register the
event.
char RegisterInterruptEvent(HANDLE Event, UCHAR Pin)
Argument:
Event
: Handle of the event that wait for Interrupt notification.
Pin
: The number of an input pin.
Return values:
GPIO_OK
on success.
GPIO_ERROR
on failure.