Omron FZ4 Series User Manual page 466

(Example)
When setting the logging data folder name to "USBDisk"
<Command>
<Response>
IMAGEDISPCOND or IDC
Gets image mode
Gets the image mode for the specified Image Display window.
7
<Command format>
or
(Response format)
When processing is performed normally
When processing is not performed normally
(Parameters explanation)
Display image
window
number
Image mode
(Example)
When getting the image mode of the displayed Image window 1
464 Controlling/Outputting through Serial Communication (Non-procedure)
Specify the number (0-15) of the display image window where you are getting the image mode.
Reference: Display image window numbers (p.467)
0: Through.
1: Frozen camera image, or mixed with frozen camera image and last NG image.
2: Last NG image
FZ4 User's Manual