Page 25
ETX-Proto User’s Manual
CN14: COM2
CN25: COM3
CN26: COM4
6.13 Serial and IrDA
CN13:
COM1
Pin
Signal
Pin
Signal
6
DSR
1
DCD
7
RTS
2
RXD
8
CTS
3
TXD
9
RI
4
DTR
5
GND
1
5
6
10
Pin
Signal
Pin
Signal
1
DCD
6
DSR
2
RXD
7
RTS
3
TXD
8
CTS
4
DTR
9
RI
5
GND
10
NC