Metrologic Instruments IS4823 - Manual (Page 29)

25
Scan Engine Terminations
IS4813 Engine Connections
10-Pin ZIF Connector
Pin Signal Name Function
1 No Connect No Connect
2 Power, V
CC
3.3V ± 0.3V
3 No Connect No Connect
High = Laser OFF
4 Laser Enable*
Low = Laser ON, only if pin 5 (scan enable) is also Low
High = Engine OFF
5 Scan Enable*
Low = Engine ON
High = Bar
6
Digitized Bar
Pattern, Data Out Low = Space
7
Start of Scan,
Scan Sense
Level changes from high to low, or low to high, when the
laser changes direction at the start of the scan line.
8 and 9 Ground Power Ground
Figure 16. IS4813
10 No Connect No Connect
IS4815 Engine Connections
10-Pin ZIF Connector
Pin Signal Name Function
1 No Connect No Connect
2 Power, V
CC
5.0V ± 5%
3 No Connect No Connect
High = Laser OFF
4 Laser Enable*
Low = Laser ON, only if pin 5 (scan enable) is also Low
High = Engine OFF
5 Scan Enable*
Low = Engine ON
High = Bar
6
Digitized Bar
Pattern, Data Out Low = Space
7
Start of Scan,
Scan Sense
Level changes from high to low, or low to high, when the
laser changes direction at the start of the scan line.
8 and 9 Ground Power Ground
Figure 17. IS4815
10 No Connect No Connect
* See Timing Diagrams on page 30.