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Appendix B
Camera Attributes
©
National Instruments Corporation
B-5
NI 177x Smart Camera User Manual
ReverseY
Boolean
—
—
Flips the image vertically, along
the horizontal axis.
TestImageSelector
Enum
Off, Grey
Horizontal Ramp,
Grey Horizontal
Ramp Moving,
Frame Counter
—
Specifies the type of test image
that is generated by the camera.
TriggerActivation
Enum
Rising Edge,
Falling Edge
—
Specifies the activation mode of
the selected trigger.
TriggerDelay
DBL
0 to 4294967280
µ
s
Specifies the delay between
trigger reception and activation.
TriggerDelayEdgeCounts
U32
0 to 268435455
Edge
Counts
Specifies the delay between
trigger reception and activation.
TriggerDelaySource
Enum
Internal Clock,
Input 0 Edges,
Input 1 Edges,
Input 2 Edges,
Input 3Edges
—
Specifies the counter source for
the trigger delay.
TriggerDelayEdgeActivation
Enum
Rising Edge,
Falling Edge
—
Specifies the activation for the
trigger delay, when configured for
a delay.
TriggerMode
Enum
Off, On
—
Enables or disables the specified
trigger.
TriggerOverlap
Enum
Readout, Off
—
Specifies the type of overlap
permitted with the previous frame.
TriggerSelector
Enum
Frame Start
—
Specifies the trigger to modify.
TriggerSoftware
Command
—
Sends a software trigger.
TriggerSource
Enum
External Trigger,
Fixed Rate,
Software
—
Specifies the source of the
selected trigger.
UserLEDState
Enum
Off, Green, Red,
Orange
—
Gets or sets the state of the user
LED.
UserOutputSelector
Enum
User Output 0,
User Output 1,
User Output 2,
User Output 3
—
Specifies which bit in the User
Output register to set.
UserOutputValue
Bool
—
—
Gets or sets the status of the
selected user output.
Table B-1.
Camera Attributes (Continued)
Attribute Name
Data Type
Range
Unit
Description