DAQmxCfgDigEdgeAdvTrig

NI-DAQmx C Functions

DAQmxCfgDigEdgeAdvTrig

int32 DAQmxCfgDigEdgeAdvTrig (TaskHandle taskHandle, const char triggerSource[], int32 triggerEdge);

Purpose

Configures a switch task to advance to the next entry in a scan list on a rising or falling edge of a digital signal.

Parameters

Input
Name Type Description
taskHandle TaskHandle The task used in this function.
triggerSource const char [] The terminal where there is a digital signal to use as the source of the trigger.
triggerEdge int32 Specifies on which edge of a digital signal to advance to the next entry in the scan list.
Value Description
DAQmx_Val_Rising Rising edge(s).
DAQmx_Val_Falling Falling edge(s).

Return Value

Name Type Description
status int32 The error code returned by the function in the event of an error or warning. A value of 0 indicates success. A positive value indicates a warning. A negative value indicates an error.