AT Commands 25
P0907246 Issue 01
SMDR6 System Coordinator Guide
Basic AT Command set
Basic AT Command set contains commands to facilitate serial
communication between the SMDR6 and the connected PC. It also
provides information on the SMDR6 hardware and firmware. The
following basic AT Commands are available:
Extended AT command set
Extended AT command set contains command to modify SMDR6
system parameters and market-specific parameters. To use the
extended AT command set, you must enter the command ‘AT**admin’
in the PC terminal. This command toggles the on/off of the extended AT
command set. The default for Extended AT command set is off.
To change the system parameters or the market specific parameters,
enter ‘AT**admin’ in the PC terminal. The SMDR6 responses with ‘OK’
to the PC terminal.
To read a particular register value, enter ‘AT$<reg number>?’. The
SMDR6 responses with the value of the register.
To change a particular register value, enter ‘AT$<reg num>=<val>’. The
SMDR6 changes the register value to <val>.
AT command
Description
AT
Query system sanity. Return with
OK
.
ATI
Query firmware version. Return boot code
firmware ID, download code firmware ID and
hardware ID.
AT&P2=<baud>
Set serial baud rate to <baud>.
ATY=<password>
Command to start firmware upgrade.
AT&V
Display system and market profile parameters.
AT&V0
Display system parameter values.
AT&V1
Display market profile values.
AT&V2
Display long distance prefix bin content.
AT&V3
Display access bin content.
AT&V4
Display language set up.
