EN-39
RS232 Commands and Protocol Function List

RS232 Pin Assignments

D-Sub 9 pin

11 CD
2RXD
3TXD
4DTR
5GND
6DSR
7RTS
8CTS
9RI

Wire List

C1 COLOR C2
1 Black 1
2Brown2
3Red3
4Orange 4
5 Yellow 5
6 Green 6
7Blue7
8 Purple 8
9White9
SHELL DW SHELL