Block Diagram - Symbol LS 1220 Product Reference Manual

LS 1220 Product Reference Guide

Block Diagram

The LS 1220 Scan Engine Block Diagram (Figure 1-2 on page 1-4) provides the functional
relationship of the LS 1220 components. A detailed functional description of each of the
components in the block diagram is also provided.
SE-1220 Scan Engine
SCAN ENGINE
VISIBLE
LASER
LASER
DRIVER
DIODE
MYLAR
MOTOR
MOTOR
DRIVER
ANALOG
PHOTO
SIGNAL
DIODE
PROCESSOR
DIGITIZER
* = Logic Low
Figure 1-2. SE 1220 Scan Engine Block Diagram
1-4
CONTROL
SCAN
CIRCUITRY ENABLE
LASER
ENABLE
C0
C1
C2
SOS*
DBP*
DECODER
5
GND
6
POWER
3
RxD
2
TxD
8
RTS*
7
CTS*
1
TRIGGER
9
BEEPER
4
AIM*