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2-1 Cable connector pin-outs descriptions for cradle
Figure 2-1 Cable connector interface pin-outs
The pin-outs descriptions in Table 2-1 apply to the cable connector on the cradle and are for reference
only.
Table 2-1 Cable connector pin-outs descriptions
Pin
RS232
Keyboard (PS/2)
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
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.
Pin 1
Pin 10
