R - Resolution of Signature Capture Area: The number of pixels that the imager outputs per each minimum bar width. The higher the value for R, the higher the quality of the image, but also the larger the file size.

S - Bar Code Aspect Ratio: The ratio of the bar code height to the narrow element width. In the example, the narrow element width is .010 inches and the bar code height is 0.400 inches, resulting in a value of S = 0.4/0.01 = 40.

W - Width of Signature Capture Area: In the example, the width of the area to be captured is 1.90 inches, resulting in a value of W = 1.9/0.01 = 190. The value for W is slightly larger, to accommodate some extra image capture area outside of the signature capture box.

X - Horizontal Bar Code Offset: The horizontal ratio offset of the center of the signature capture area, in multiples of the minimum bar width. In the example, the horizontal offset is 0.

Y - Vertical Bar Code Offset: The vertical offset of the center of the signature capture area, in multiples of the minimum bar width. Negative numbers indicate that the signature capture is above the bar code, and positive numbers indicate that the area is below the bar code. In the example, the horizontal offset is 0.70 inches, resulting in a value for Y = 0.7/0.01 = 70.

RF Default Imaging Device

The IT2020-5B supports imaging command processing (IMGSHP, IMGSNP, IMGBOX) so that Quick*View (see "Quick*View" on page 11-5) and other applications are able to perform imaging functions as if they were talking directly to an IT4620. To accomplish this, the IT2020-5B uses a menu command called RF_DID (RF Default Imaging Device). RF_DID is the name of the imager (BT_NAM) that is to receive imaging commands. The default for RF_DID is “*”indicating that imaging commands are to be sent to all associated imagers. Change this setting to RF_DIDimager_name to ensure that they are sent to a particular imager. Refer to "Imager Report" on page 11-2 to generate a report containing the port, work group, imager name, and address for each imager. Refer to "Imager Name" on page 3-7 set a unique name for each imager.

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Hand Held Products 2020, 4620 system manual RF Default Imaging Device