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