Contrast; Image Composition Codes; Halftone Type - Fujitsu C150-E049-02EN Oem Manual

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Table 3.37 Contrast
Value

Contrast

00h Default (same to 80h)
01h Soften
|
80h Normal
|
FFh Harden
Image Composition:
The image composition field specifies the type of scan operation
requested. The image composition is defined as shown in Table 3.38.
Table 3.38 Image Composition Codes
Code Description
00h Bi-level black and white
01h Dithered/halftone black & white
02h to FFh Reserved
Bits Per Pixel:
The bits per pixel field specifies the number of bits used to represent
the intensity of a single color.
Halftone:
The halftone field specifies the level of halftone at which the scan
data is converted to binary data. The values in this field are vendor
specific. This halftone field is used in conjunction with the image
composition field. Fujitsu defines this field two subfields to fitst byte
as Halftone Type field and second byte as Halftone Pattern.

Halftone type:

00h(default), 01h(dither), 02h(error diffusion)
Halftone Type field specifies method of halftoning shown in Table
3.39. A value of zero indicates default halftoning method of the
device.
00h(Black and white), 01h(halftoned)
01h(1bit per pixel)
Table 3.39, 3.40
M3099GX/GH OEM Manual