Measurement-computing ADLIB WIN Manuel d'utilisateur télécharger pdf (Page 118)

Chapter 38 Counter Modes

26-2

26.2 AL_GetCtrMode

Prototype C\C++

ERRNUM AL_GetCtrMode(LHLD lhld, LPSTR lpstrCtrMode, long lMaxlen);

Visual Basic for Windows

Function AL_GetCtrMode(ByVal lhld As Long, ByVal lpstrCtrMode As String,

ByVal lMaxlen As Long) As Long

LHLD lhld handle of the LDSD

LPSTR lpstrCtrMode destination address of the Counter/Timer mode string

long lMaxLength the count in bytes to be copied

The AL_GetDataCode function retrieves the current Counter/Timer modeof the LDSD.

Parameter Description

lhld Identifies the instance of the logical device subsystem.

lpstrCtrMode Points to the destination string for the copy.

lMaxLength Maximum length in bytes to be copied to the user string , including the

NULL termination character.

Returns:

On success ERRNUM is set to 1 and the destination string lpstrCtrMode is set to the LDSD Counter/Timer

mode, otherwise ERRNUM contains the last error code that occurred during the call and the destination

string is considered invalid.

Related Functions:

AL_SetCtrMode

AL_CounterIn

AL_CounterOut

Supported Logical Device Subsystems:

Pci55xx Series: CTR0, CTR1, CTR2, CTR3

Note that CTR0, CTR1 Counters are referenced in the user manual as CNTR0/1 and

Timers CTR2, CTR3 are referenced in the user manual as TMR0/1.

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Measurement-computing ADLIB WIN Manuel d'utilisateur Page 118