AL3A-RM User Guide Version B
Document Number: 451-93156-002B
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Table 13: Sending an SBD Message
To A3LA-RM (from
DTE)
To DTE (from
A3LA-RM)
Description
READY
Transfer message to A3LA-RM
<binary transfer>
0
AT+SBDIX
Perform SBD session
+SBDIX: 0, 23, 0, -
1, 0, 0
AT+SBDD0
Clear the MO message buffer
OK
E.4
SBD
A
UTOMATIC
N
OTIFICATION
R
EGISTRATION
The DTE verifies its registration state, performs a registration in order to be able to receive
automatic notifications, and enables automatic notification indications.
Table 14: SBD Automatic Notification Registration
To A3LA-RM
(from DTE)
To DTE (from
A3LA-RM)
Description
AT+SBDREG?
Query the A3LA-RM registration status
+SBDREG: 0
A3LA-RM is detached, i.e., unregistered
AT+SBDREG
Tell the A3LA-RM to register for automatic
notifications
+SBDREG: 2,0
A3LA-RM is now registered
AT+SBDREG?
Query the A3LA-RM registration status
+SBDREG: 2
A3LA-RM is registered
AT+SBDMTA=1
Enable SBD ring indications from A3LA-RM to DTE