CogIOMCB.SetValue Method

CogIOMCB SetValue Method

Cognex VisionPro 9.10

Set the specified line on this device to the specified state. Note that this method honors the configured polarity of the specified line. That is, if the specified line is configured for HighToLow polarity, the value argument will be inverted.

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

C++

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public override void SetValue(
	int line,
	bool value
)

public override void SetValue(
	int line,
	bool value
)

Public Overrides Sub SetValue ( 
	line As Integer,
	value As Boolean
)

Public Overrides Sub SetValue ( 
	line As Integer,
	value As Boolean
)

public:
virtual void SetValue(
	int line, 
	bool value
) override

public:
virtual void SetValue(
	int line, 
	bool value
) override

Parameters

line: Type: System Int32
The line number. Must be in the range 0 to 23 inclusive.

value: Type: System Boolean
The desired line state. Note that this method honors the configured polarity of the specified line. That is, if the specified line is configured for HighToLow polarity, the value argument will be inverted.

Exceptions

Exception	Condition
ObjectDisposedException	If this CogIOMCB object has already been disposed.
ArgumentOutOfRangeException	If the line argument is less than zero or greater than 23.
InvalidOperationException	If the specified line is not currently enabled.
InvalidOperationException	If the port associated with the specified line is not currently configured for output.