CogIOMCB IsDeviceOpen Property Cognex VisionPro 9.10
This property is true upon successfully calling the Open() method. This property is false upon calling the Close() method. This property must be true in order to call the Write(), SetValue(), GetValue(), or WriteSyncPulse() methods.

Namespace: Cognex.VisionPro.QuickBuild.IO
Assembly: Cognex.VisionPro.QuickBuild.IO (in Cognex.VisionPro.QuickBuild.IO.dll) Version: 79.0.0.0 (79.0.0.0)
Syntax

public override bool IsDeviceOpen { get; }

Property Value

Type: Boolean
Exceptions

ExceptionCondition
ObjectDisposedException If this CogIOMCB object has already been disposed.
See Also