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M3099EX/EH OEM Manual 3-35
INTERFACE
SPECIFICATIONS
Control register A#18
Control register B#18
X”00" is set when the power is turned on or when a CLEAR
command is issued for initialization.
• This register reserved for future.
A #18
B #18
00 00000
b7 b0
0
Control register A#19
Control register B#19
X’00' is set when the power is turned on or when a CLEAR
command is issued for initialization.
*1: If the built-in patterns are valid, 0 to 2 ('000' to '010') can be
selected.
A #19
B #19
00
b7 b0
Read density specification
0: 8 steps (Control register #1 is valid.)
1: 256 steps (Control register #20 is valid.)
Download/built-in γ patterns
0: The patterns built into the device are valid.
1: The download patterns are valid.
γ pattern number specification (*1)
0 0 0 : Normal
0 0 1 : Soft
0 1 0 : Sharp
0 1 1
1 0 0 : Three types (0 to 2) if the built-in
1 0 1 patterns are valid.
1 1 0 : Eight types (0 to 7) if the downloading
1 1 1 is enabled.
Halftone processing method specification
0: Dithering
1: Error diffusion