Picklist in Auto-AIM Mode Procedure
The system is initialized as follows:
•
The host sends the Illumination Off command.
•
The host sends the Aim On command.
•
The host sends the Acquisition Mode command with Motion Detect.
•
The SE4710 optimizes the image output for motion detection.
•
The host sends the Picklist Mode command.
•
The host sends the Acquisition Start command (and never sends the Stop command).
•
The host sends the Aim Off command.
•
The SE4710 continuously outputs images. Use the GET_FSTATS
picklist frame.
Upon the host detecting motion:
•
The host sends the Acquisition Mode command with Barcode Decode.
•
The SE4710 optimizes the image output for bar code decoding.
•
The host sends the Aim On command.
Upon a trigger pull:
•
The host sends the Illumination On command.
•
The host attempts to decode the images.
Upon a good decode or trigger release:
•
The host sends the Aim Off command.
•
The host sends the Illumination Off command.
•
The host sends the Acquisition Mode command with Motion Detect.
•
The SE4710 optimizes the image output for motion detection.
During this mode:
•
The SE4710 does not automatically enter low power mode.
•
The host uses the Power Mode command to put the SE4710 into a low power mode (for support of Bus
Powered USB).
Application Notes
(page
5-7) to determine which frame is a
6 - 7