EXCELL PRECISION CO., LTD.
02018058
ZSME300000264
32
Appendix 1 RS-232 Wiring instruction
To connect RS232, please open the housing, RS232’s PIN connectors locate on
the bottom-right corner of the mainboard. The most common connection method is
using 9PIN and 25PIN, as shown below:
PC
PIN
Function
Female 9 PINS
CN12
Function
GTW
2 Transmit
Data
5
SG
3 Receive
Data
1
RxD
5 Signal
Ground
2 TxD
Printer
PIN
Function
Male 25 PINS
CN12
Function
GTW
2 Receive
Data
5
SG
3 Transmit
Data
1
RxD
7 Signal
Ground
3 TxD
Summary of Contents for GTW
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