Datasheet & Quick Reference, S2B2232I/E v1.2
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Page 5
Parameters
The parameters can be configured via the DB9 RS232 serial port or over Bluetooth. The terminal software TeraTerm or Putty
can be downloaded for free from www.usconverters.com is recommended for configuring the parameters. Please see the
'Setup Guide' for details.
Note 2: Commands cannot be received by the adapters if they are paired/linked, only when the adapter is in command mode.
Command
Value
Description
<<<
Change the local adapter from “Data mode” to “Command/configuration mode”. A
minimum of 500ms data silence must appear before the command is entered and
minimum 1500ms data silence after the command is entered. The time interval between
each entered characters should be:
[500ms] “<” [500ms] “<” [500ms] “<” [1500ms]
<<<=
?
Inquire the setting status of the “<<<” command.
(Default)
Y
Enable the “<<<” command
N
Disable the “<<<” command
>>>
Change the remote adapter from “Data mode” to “Command/configuration mode”. A
minimum of 500ms data silence must appear before the command is entered and a
minimum of 2000ms data silence after the command is entered. The time interval
between each entered characters should be:
[1 sec] “>” [1 sec] “>” [1 sec] “>” [2 sec]
>>>=
?
Inquire the setting status of the “>>>” command.
(Default)
Y
Enable the “>>>” command
N
Disable the “>>>” command
ADDRESS=
This command is used to display the Bluetooth address of the local adapter.
?
Inquire the Bluetooth address of the local adapter.
AT
Checks the connection status between control terminal and the RS-232 adapter.
Response: “OK” when the connection is ok. “ERROR” when the connection is
unsuccessful.
AUTO=
This command is used to enable/disable the auto-connection feature. It is available only
when the adapter is in Master mode and only when DIP=N. The system will not re-start
after changing this parameter.
Y
Master and Slave will connect automatically.
(Default)
N
Master and Slave will need to be connected manually with the 'CONNECT' command.
?
Inquire the current setting.
BAUD=
This command is used to specify the baud rate of the COM port.
The command will need 200 ms delay.
1200
1200 bps
2400
2400 bps
4800
4800 bps
Default
9600
9600 bps
19200
19200 bps
38400
38400 bps
57600
57600 bps
115200
115200 bps
230400
230400 bps
