AT Commands

Command

Function

 

Response

 

 

 

Sn=mm

Set register to specified value (page 42)

OK(0)

Sn?

Return current value formatted as 3

Varies

 

digit decimal

 

 

 

 

Vn

Result Code Format

 

 

0=Numerical result codes

0

 

1=Verbose result codes (default)

OK

 

 

 

Xn

Result Code Format

OK(0)

 

0=“CONNECT” upon entering online

 

 

data state

 

 

1-4=“CONNECT <text>” upon enter-

 

 

ing online data state

 

 

 

 

Zn

Load factory default settings

OK(0)

 

 

 

&Cn

DCD Control

OK(0)

 

0=DCD always on

 

 

1=DCD follows connection status

 

 

 

 

&Dn

DTR Control

OK(0)

 

0=ignore

 

 

1=loss of DTR switches to command

 

 

mode and leaves connection open

 

 

2=loss of DTR switches to command

 

 

mode and closes connection (default)

 

 

 

 

&F

Load factory default settings

OK(0)

&Fn

 

 

Equivalent to ATZ without dropping the con-

 

 

 

nection. This command does not affect the flash

 

 

 

configuration for the port.

 

 

 

&V

Display S-register values

Example:

&V0

 

 

E0 Q1 V0 &C1 &D2

 

 

 

S00:002 S02:043 S03:013 S04:010 S05:008

 

 

 

 

&V1

Status

 

Returns reason for the last disconnect:

 

 

 

TERMINATION REASON......DTR LOSS

 

 

 

TERMINATION REASON….CARRIER LOSS

 

 

 

&W

Write current configuration to flash

OK(0)

&W1

 

 

 

 

 

 

&Xnnn

Change baud rate.

OK(0)

 

nnn

Baud

 

 

3

300

 

 

12

1,200

 

 

24

2,400

 

 

48

4,800

 

 

96

9,600

 

 

14

14,400

 

 

 

 

&X

Any other & command is ignored

OK(0)

 

 

 

 

Host RJ-11 IP Gateway User Guide, version

41

Page 42
Image 42
Airlink RJ-11 manual AT Commands, Termination REASON….CARRIER Loss