Measurement-computing ADLIB WIN Uživatelský manuál stáhnout pdf (Strana 71)

Chapter 20 Triggering Modes

19-3

19.2 AL_SetTriggerSource

Prototype C\C++

ERRNUM AL_SetTriggerSource(LHLD lhld, LPSTR lpstrSource);

Visual Basic for Windows

Function AL_SetTriggerSource(ByVal lhld As Long,

ByVal lpstrSource As String) As Long

LHLD lhld handle of the LDSD

LPSTR lpstrSource address of the trigger source string

The AL_SetTriggerSource function sets the hardware trigger source of the LDSD.

Parameter Description

lhld Identifies the instance of the logical device subsystem.

lpstrSource Points to the desired trigger source string. The available string settings are

device independent and are verified by ADLIB against the available trigger

source options specified in the device's capabilities file.

Returns:

On success ERRNUM is set to 1, otherwise ERRNUM contains the last error code that occurred during the

call.

Related Functions:

AL_SetTriggerMode

AL_SetTrigSourceSignal

AL_SetPostSampleCount

AL_GetTriggerStruct

AL_SetTriggerOutput

AL_GetTriggerOutput

Supported Logical Device Subsystems:

Pci55xx Series: ADC0, DAC0, Options: DISABLED or “EXTERNAL”

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Measurement-computing ADLIB WIN Uživatelský manuál Strana 71