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2-1 Cable connector pin-outs descriptions
Figure 2-1 Cable connector interface pin-outs
The pin-outs descriptions in Table 2-1 apply to the cable connector on the scanner and are for
reference only.
Table 2-1 Cable connector pin-outs descriptions
Pin
RS232
Keyboard (PS2)
USB
1
Power (+5V)
Power (+5V)
Power (+5V)
2
+3.3V ( for interface auto
Ground (for interface auto
+3.3V ( for interface auto
selection purpose)
selection purpose)
selection purpose)
3
Ground
Ground
Ground
4
+3.3V ( for interface auto
Reserved
Ground (for interface auto
selection purpose)
selection purpose)
5
TxD
KeyClock
Reserved
6
RxD
KeyData
Reserved
7
Reserved
TermClock
Reserved
8
Reserved
TermData
Reserved
9
CTS
Reserved
D-
10
RTS
Reserved
D+
Note: Voltage level of all RS232 Pin-outs (RxD, TxD, CTS and RTS) is 0V for logic low and 3.3V for
logic high.
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