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ID2000 Series Smart Code Reader User Manual
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recommended to use 1 KΩ pull
-up resistor.
Opto Output
DB9 Connector
NPN
Device
NPN Device Power
NPN Power Ground
Signal Line
VCC
GND of PWR
Output Signal Ground
GND of VCC
●
●
Figure 3-25 Output Signal Connecting to NPN Device (External Pull-Up Resistor Used)
3.3 RS-232 Serial Port
The device supports outputting data via RS-232 serial port, and the supplied 17-pin cable has a 9-
pin serial port connector. Refer to the figure and table below for pin definitions.
1
5
6
9
Figure 3-26 9-Pin Connector
Table 3-9 Pin Definitions
Pin No.
Name
Description
2
TX
Transmits data
3
RX
Receives data
5
GND
Signal ground