Video Test Generator User Guide 401
Class System parameter settings
Description Determines which version of an image is used for the current step of a sequence while
between a set of SEQB and SEQE commands. The IVER command is context sensitive.
The IVER? query returns the version currently assigned to the step.
Outside of the sequence editor, the IVER command selects which version of the current
image is drawn when either an ALLU or IMGU command is executed. The IVER? query
returns the current setting of IVER.
Command syntax IVER mode
mode
0 = Normal
1 = Invert or display alternate version
Query syntax IVER?
Query response 0 or 1
Other required
commands The IMGU command redraws an image using the new setting. The ALLU command
updates hardware and redraws the test image with the new setting.
Example
IMGL Text_9 // Select image with white text on black
IVER 1 // Select inverted with black on white
IMGU // Draw the image as selected