L, R, T, B, M - Image Cropping; P - Protocol - Honeywell HF52X User Manual

L, R, T, B, M - Image Cropping

Ships a window of the image by specifying the left, right, top, and bottom pixel
coordinates. Device columns are numbered 0 through 1279, and device rows are
numbered 0 through 959.
nL
nR
nT
nB
Example:
Uncropped Image:
Alternately, specify the number of pixels to cut from the outside margin of the
image; thus only the center pixels are transmitted.
nM
Example:
Image Crop set to 238M:

P - Protocol

Used for shipping an image. Protocol covers two features of the image data being
sent to the host. It addresses the protocol used to send the data (Hmodem, which is
an Xmodem 1K variant that has additional header information), and the format of
the image data that is sent.
0P
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The left edge of the shipped image corresponds to column n of the image in memory.
Range: 000 - 639. (Default = 0)
The right edge of the shipped image corresponds to column n - 1 of the image in memory.
Range: 000 - 639. (Default = all columns)
The top edge of the shipped image corresponds to row n of the image in memory. Range:
000 - 479. (Default = 0)
The bottom edge of the shipped image corresponds to row n - 1 of the image in memory.
Range: 000 - 479. (Default = all rows)
Image Crop set to 300R:
Image Crop set to 200B:
Margin: cut n columns from the left, n + 1 columns from the right, n rows from the top, and
n + 1 rows from the bottom of the image. Ship the remaining center pixels. Range: 0 - 238.
(Default = 0, or full image)
None (raw data)
Image Crop set to 300L:
Image Crop set to 200T:
161