fDTC mode: byte 2F
X©A6 is set when the power is turned on.
This byte is valid when IPC ¬ option is installed, and byte 3E is X©40
MSBLSB
7 6 5 4 3 2 1 0
DTC
Threshold curve
000 | Light |
|
|
| |||
001 |
|
| For OCR |
010(Darken more and more)
100
101Dark
110 | Dark |
| For Image scanner |
| |||
111 | Light |
| |
|
|
Gradation
00 Ordinary image
10 High contrast image (Ex. Newspaper)
Smoothing mode
00 For OCR
01 For Image scanner
10
11
Not defined
Filtering
0 : Ball>point pen mode
1 : Ordinary mode
4 $ 51