Measurement-computing ADLIB WIN Manuale Utente Scaricare il pdf (Pagina 72)

Chapter 20 Triggering Modes

19-4

19.3 AL_SetTrigSourceSignal

Prototype C\C++

ERRNUM AL_SetTrigSourceSignal(LHLD lhld, LPSTR lpstrSourceSignal);

Visual Basic for Windows

Function AL_SetTrigSourceSignal(ByVal lhld As Long,

ByVal lpstrSourceSignal As String) As Long

LHLD lhld handle of the LDSD

LPSTR lpstrSourceSignal address of the trigger source signal string

The AL_SetTrigSourceSignal function sets the hardware trigger source signal of the LDSD.

Parameter Description

lhld Identifies the instance of the logical device subsystem.

lpstrSourceSignal Points to the desired trigger source signal string. The available string

settings are device independent and are verified by ADLIB against the

available trigger source signal 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_SetTriggerSource

AL_SetPostSampleCount

AL_GetTriggerStruct

AL_SetTriggerOutput

AL_GetTriggerOutput

Supported Logical Device Subsystems:

Pci55xx Series: ADC0, DAC0, Options: “FALLING_EDGE“ or “RISING_EDGE“

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Measurement-computing ADLIB WIN Manuale Utente Pagina 72