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Scanner Interface
(g)
Image control registers A#7 and A#8
7
6
5
4
0
0
0
0
*1
Magnification is valid only when the horizontal/vertical zooming specification (bit 1 of the register
A#5) is set to "1".
*2
Document magnification has the following limitations:
1)
B x (C/100) < 800
If more of 800 dpi is specified for a read operation, an operation error occurs.
This expression is rounded up to the integer:
X'0000' is set when the power is turned on or when the initial state is specified.
NOTICE: Image control register B#5 to B#8 must be set X'08000000'.
Appendix A-50
(
A#7
LSB)
3
2
1
0
7
0
0
0
Horizontal magnification (when each direction
zooming is valid.)
A#8
6
5
4
3
2
000011001
to
110010000
(
LSB)
1
0
(*1)
25%
to
400% (*2)
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