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
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