User`s guide

FUNCTIONS

SDK SECTION 11

Page 150

unsigned int WINAPI GetNumberIO(int* iNumber)

Description

Available in some systems are a number of IO’s that can be configured to be inputs or

outputs. This function gets the number of these IO’s available. The functions

GetIODirection, GetIOLevel, SetIODirection and SetIOLevel can be used to specify the

configuration.

Parameters

int* iNumber: number of allowed IO’s

Return

unsigned int

DRV_SUCCESS

DRV_NOT_INITIALIZED

DRV_ACQUIRING

DRV_P1INVALID

DRV_NOT_AVAILABLE

Number of IO’s returned.

System not initialized.

Acquisition in progress.

Invalid parameter.

Feature not available.