Scanner Interface

∙DTC mode: byte 30

X’20’ is set when the power is turned on.

This byte is valid when the IPC-2D or IPC-3D is installed, and byte 3E is X’40’.

MSB

 

 

 

 

 

 

LSB

 

7

6

5

4

3

2

1

0

 

 

 

 

 

 

 

 

 

 

 

(Dynamic threshold mode setting)

0

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Binary data when the threshold equals video data

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

to be binary-coded. (*1)

 

 

 

 

 

 

 

0 :

Output binary data is “1” (Black)

 

 

 

 

 

 

 

 

 

1 : Output binary data is “0”(White)

 

 

 

 

 

 

 

 

 

Noise removing of 2 x 2 matrix

 

 

 

 

 

 

 

0 :

OFF

 

 

 

 

 

 

 

1 :

ON

Noise removing of 3 x 3 matrix

0 : OFF

1 : ON

Noise removing of 4 x 4 matrix

0 : OFF

1 : ON

Noise removing of 5 x 5 matrix

0 : OFF

1 : ON

Enables the noise removing bits (bits 1-4 when this bit is active).

0 : ON

1 : OFF

*1 When this bit is “0”, the output video data is black if the gradation of the video data is equal to or larger than threshold. When this bit is “1”, the output video data is white if the gradation of the video data is equal to or larger than threshold.

Appendix A-64