Motorola SYMBOL LS7708 Product Reference Manual page 50

3-10 Symbol LS7708 Product Reference Guide
The signal descriptions in Table 3-2
Pin
1
2
3
4
5
6
7
8
9
10
Pin #
1
2
3
4
5
6
7
8
9
10
*The RS-232 port can power a connected device, such as a scale, magstripe reader, or hand-held scanner. The
device's mating connector is wired to the end of an unterminated cable. Contact the Global Customer
Interaction Center to obtain an unterminated cable for this port. The following table lists unterminated wires
and their functions.
If the device attached to the RS-232 Auxiliary Port is self-powered, do not connect the red wire (VCC) to the
mating connector. This prevents the device from back-powering the LS7708.
apply to the connector on the scanner and are for reference only.
Table 3-2. Scanner/Host Signal Pin-outs
IBM Synapse RS-232
Reserved SynClock Reserved
Power Power Power
Ground Ground Ground
IBM_A(+) Reserved TxD
Reserved Reserved RxD
IBM_B(-) SynData RTS
Reserved Reserved CTS
Reserved Reserved Reserved
Reserved Reserved Reserved
Reserved Reserved Reserved
Table 3-3. RS-232 Auxiliary Port Pinouts
Signal Unterminated Wire*
-
DTR Brown
RXD Orange
VCC Red
RTS Green
GND Black
CTS Purple
-
TXD Yellow
-
Symbol LS7708
Keyboard
Wedge USB
Reserved Jump to Pin 6
Power Power
Ground Ground
KeyClock Reserved
TermData D +
KeyData Jump to Pin 1
TermClock D -
Reserved Reserved
Reserved Reserved
Reserved Reserved
Description
Output, Data Terminal Ready
Input, Received Data
5 volts
Output, Ready to Send
Ground
Input, Clear to Send
Output, Transmitted Data
Download
Reserved
Power
Ground
TxD
Reserved
RxD
Reserved
Reserved
Reserved
Reserved