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Subwindow control register A#16
Subwindow control register B#16
7
6
5
4
3
*1
If the built-in patterns are valid, number 0 to 2 (three types) can be selected.
X'00' is set whenever the power is turned on or when the initial state is specified by the CLEAR
command.
LSB
2
1
0
Subwindow attribute
0
0
Read density step specification
0: Eight steps
1: 256 steps
Halftone processing method specification
0: Dithering
1: Error diffusion
γ pattern number specification
0 0 0:
0 0 1:
0 1 0:
0 1 1:
1 0 0
1 0 1
1 1 0
1 1 1
Downloaded or built-in γ patterns
0: The patterns built into the device are valid.
1: The downloaded patterns are valid.
A.3 Commands and Response
(Subwindow control A#10/B#10
register is valid.)
(Subwindow control A#17/B#17
register is valid.)
(*1)
Normal
Soft
Sharp
Three types (0 to 2) if
the built-in patterns are valid.
Eight types (0 to 7) if
downloading is enabled.
Appendix A-65
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