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