OEM M3097DE, Руководство пользователя

Страница: 142 / 208

A.3 Commands and Response
Appendix A-69
Details for Byte 3 (Dither or Overlay patterns)
*1 Up to 8 types, from No. 0 to No. 7, can be registered for dither pattern or overlay pattern. When the
power to the scanner is turned off or when the scanner is reset, registration must be done again.
When a pattern is built in, registration need not be done again.
Pattern data format
1 byte data corresponds to data for 1 dot.
1) For dither pattern
X’00’ to X’FF’ f should be sent as dither pattern.
2) For overlay pattern
X’00’ or X’FF’ should be sent
When the data is X’FF’, the data of the dot is changed to white.
When the data is X’00’, the data of the dot is not changed.
7 6
0
5
0
4
0
3
0
2 1 0
LSB
Dither and overlay pattern numbers (*1)
0 0 0
0 0 1
0 1 0
0 1 1
1 0 0
1 0 1
1 1 0
1 1 1 :
Eight types
Dither and overlay specifications
0: Dither
1: Overlay