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3-20 M3099EX/EH OEM Manual
CONTROL command
This command sets the scanner to the operation mode.
Selection of control register
This scanner has an additional function to select control register,
using bits 6 and 7 of byte 3 of the CONTROL command supported
by the existing devices (M3093E, M3096E+, and M3097E).
• Front-side reading or front-side and back-side reading control
register specification
• Back-side reading control register specification
• Extended control register specification
The registers are specified as follows:
CNT (X'0X') CMD (X'58')
Control register No.
Control register
b7
b0 b7 b0 b7 b0 b7 b0
Control register No.
#0
#1
#2
#0
#XX
#21
#0
#XX
#21
EXT. control reg.
EXT. control reg.
EXT. control reg.
Control reg. A
Control reg. A
Control reg. B
Control reg. B
10
00
01
11
b7 b6
b7 b6
b7 b6
b7 b6
Selection
of register
Undefined
Front-side
reading
Back-side
reading
REG No.
Hereafter, a control register for front-side reading (compatible with
the exiting devices) is called control register A. A control register for
back-side reading is called control register B.