IR Cable Pin
Assignment
RS-232 Protocol
Wall Plate
Remote Controller
Pin
Assignment
Pin
Assignment
1
NC
1
NC
2
TxD
2
RxD
3
RxD
3
TxD
4
NC
►
4
NC
5
GND
◄
5
GND
6
NC
6
NC
7
NC
7
NC
8
NC
8
NC
9
NC
9
NC
Baud Rate: 19200bps
Data bit: 8 bits
Parity: None
Flow Control: None
Stop Bit : 1