User manual

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RS-232 Interface
Advanced Operation
RS-232 Interface
Only TXD, RXD, and GND pins are used.
RS-232 Settings
Description Setting
Baud rate
115200
Data bits
8
Parity
None
Stop bits
1
Hardware ow control
None
DA-15
DE-9
DB-25
DC-37
DD-50
5
6
4
7
3
8
2
9
1
DCD
RXD
TXD
DTR
GND
DSR
RTS
CTS
R1
DCD
RXD
TXD
DTR
GND
DSR
RTS
CTS
R1
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
RS-232 Controller Switcher
Important
When sending RS=232 commands, a carriage return (0x0d) and a line feed
(0x0a) must be included and the end of the command.