User Manual

14
APPENDIX A
(DTE/DCE) Adapter Pinout Definitions:
RS232 Extension Cable: (Included in the package)
RS232 Converter cable which can be used to change a DTE device to
become a DCE device: (User can purchase from other place)
(DTE device) (DCE device)
Name I/O Name I/O
1 DCD input 1 DCD output
2 RX input 2 TX output
3 TX output 3 RX input
4 DTR output 4 DTR input
5 GND Ground 5 GND Ground
6 DSR input 6 DSR output
7 RTS output 7 RTS input
8 CTS input 8 CTS output
9 RI input 9 RI output
DTE
Pin No. Pin No.
DCE
(Cable connector) (Cable connector)
Name I/O Name I/O
1 DCD input 1 DCD output
2 RX input 2 TX output
3 TX output 3 RX input
4 DTR output 4 DTR input
5 GND Ground 5 GND Ground
6 DSR input 6 DSR output
7 RTS output 7 RTS input
8 CTS input 8 CTS output
9 RI input 9 RI output
Pin No.
DTE
Pin No.
DCE
(Cable connector) (Cable connector)
Name I/O Name I/O
1 DCD output 1 DCD output
2 TX output 2 TX output
Shorted 3 RX input 3 RX input Shorted
4 DTR input 4 DTR input
5 GND Ground 5 GND Ground
6 DSR output 6 DSR output
7 RTS input 7 RTS input
8 CTS output 8 CTS output
9 RI output 9 RI output
Pin No.
DCE
Pin No.
DCE