W5K_DO_GetPowerOnValues

 

This function code is used to get the power on value of contiguous D/O channels.

 

C/C++

int W5K_DO_GetPowerOnValues( int hConnection,

BYTE bytStartChannel,

BYTE bytCount,

DWORD * dwValue);

 

Visual Basic

Declare Function W5K_DO_GetPowerOnValues Lib "MXIO.dll" (ByVal hConnection As Long, ByVal bytStartChannel As Byte, ByVal bytCount As Byte, nValue As Long) As Long

 

Arguments:

hConnection

The handle for an I/O device connection.

bytStartChannel

Specifies the starting channel.

bytCount

The number of channels to be gets.

dwValue

A pointer that stores the power on value of contiguous D/O channels; each bit holds one channel value. A bit value of 0 represents the power on status of the start channel. A bit value of 1 represents the status of the second digital output channel. The values of the unused bits are random.

 

Return Value:

Succeed

MXIO_OK

Fail

Refer to Return Codes.