A3LA-R-MIL-MOD User Guide Version B
Document Number: 451-93156-001A
138 of 159
Table 17: Originate a Data Call
To A3LA-R (from DTE)
To DTE (from A3LA-R)
Description
OK
Asynchronous modem 4800 bps and
IRLP
AT+CR=1
Enable reporting
OK
ATD1234567890
Dial remote modem
OK
+CR: REL ASYNC
Call connected at DTE rate of 9600
CONNECT ASYNC 9600
E.8
A
NSWER A
D
ATA
C
ALL
The A3LA-R is capable of accepting mobile-terminated data calls. The following is a sequence of
commands that can be used to establish the connection (see Table 18).
Table 18: Answer a Data Call
To A3LA-R (from DTE)
To DTE (from A3LA-R)
Description
RING
Indicates arrival of call request
ATA
Manually answer the call
CONNECT 9600
Call connected at DTE rate of 9600
ATS0=2
To automatically answer a call, register
0 should be set to a non-zero value
RING
Indicates arrival of call request
CONNECT
Call connected at DTE rate of 9600
E.9
D
ISCONNECT A
D
ATA
C
ALL
Table 19: Disconnect a Data Call
To A3LA-R (from DTE)
To DTE (from A3LA-R)
Description
AT+CBST=6,0,1
Asynchronous modem 4800 bps and
IRLP
OK
AT+CR=1
Enable reporting