AT Commands

Command: $EBn Asynchronous Word Length

Values:

n = 0 or 1

Default:

0

 

Description:

$EB0

Enables 10-bit mode.

 

$EB1

Enables 11-bit mode.

Command: $MBn

Online BPS Speed

Values:

n = speed in bits per second

Default:

28,800

 

Description:

$MB75

Selects CCITT V.23 mode

 

$MB300

Selects 300 bps on-line

 

$MB1200

Selects 1200 bps on-line

 

$MB2400

Selects 2400 bps on-line

 

$MB4800

Selects 4800 bps on-line

 

$MB9600

Selects 9600 bps on-line

 

$MB14400

Selects 14400 bps on-line

 

$MB19200

Selects 19200 bps on-line

 

$MB28800

Selects 28800 bps on-line

 

$MB33600

Selects 33600 bps on-line

Command: $RPn Ring Priority vs. AT Command Priority

Values:

n = 0 or 1

Default:

1

 

Description:

$RP0

The AT command will have priority over the ring. S1 will

 

 

be reset to 0 if an AT command is received. This

 

 

command is storable to memory.

 

$RP1

The ring will have priority over the AT command. S1 will

 

 

increment even if an AT command and ring are received

 

 

together and the incoming call will be answered when S1

 

 

is equal to S0.

 

Note: SocketModems do not detect ring cadence of TelTone

 

telephone line simulators as a valid ring.

Command: $SBn

Serial Port Baud Rate

Values:

n= speed in bits per second

Default:

57600

 

Description:

$SB300

Sets serial port to 300 bps

 

$SB1200

Sets serial port to 1200 bps

 

$SB2400

Sets serial port to 2400 bps

 

$SB4800

Sets serial port to 4800 bps

 

$SB9600

Sets serial port to 9600 bps

 

$SB19200

Sets serial port to 19200 bps

 

$SB38400

Sets serial port to 38400 bps

 

$SB57600

Sets serial port to 57600 bps

 

$SB115200

Sets serial port to 115200 bps

 

$SB230400

Sets serial port to 230400 bps

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Western Telematic MT5634, MT9234 manual Command $EB n Asynchronous Word Length, Command $MB n Online BPS Speed