Serial Port - Returnstar Interactive Tech IQTouch HA1100 Pro User Manual

6. Serial Port

RS232 communication cable (please use cross data cables)
PIN
1
2
3
4
5
6
7
8
9
Cover
Connect RS-232 port to the PC or controlling product. Enable RS-232 serial port connection and complete the
following configuration.
Port: COM1 (Set according to PC or controlling product's port number)
Baud rate
Data bits
The following tables list controlling codes, querying codes and return codes.
Function
Power on
This Device Computer
NC NC
RXD0 TXD0
TXD0 RXD0
NC NC
GND GND
NC NC
NC NC
NC NC
NC NC
GND GND
19200
8
Controlling codes
7F 08 99 A2 B3 C4 02 FF 01
00 CF
Odd/even None
check
Stop bit 1
Return codes
7F 09 99 A2 B3 C4 02 FF 01 00 01
CF
93
RS232 port of panel