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Advanced Operation
RS-232 and IP Configuration
RS-232 Controller
DCD
RXD
TXD
DTR
GND
DSR
RTS
CTS
R1
Description
Baud rate
Data bits
Parity
Stop bits
Hardware flow control
IMPORTANT: When sending RS-232 commands, a carriage return
must be included at the end of the command. A space must be
included between the command and the parameter.
RS-232 Interface
5
4
3
6
7
1
2
3
4
5
6
7
8
9
Only TXD, RXD, and GND pins are used.
RS-232 Settings
Setting
19200
8
None
1
None
page | 42
2
1
8
9
Matrix
1
2
3
4
5
6
7
8
9
DE-9
DA-15
DCD
RXD
TXD
DTR
DB-25
GND
DSR
RTS
CTS
R1
DC-37
DD-50
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