NAL Research Corporation (TN2012-02-V1.0)
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Test command returns a list of pairs which present the available facilities and the maximum
length of their password. Response is in the form:
+CPWD: list of supported (<fac>,<pwdlength>)s
where <pwdlength> indicates the maximum length for the password.
Note:
+CPWD is closely related to +CLCK and +CPIN. See these commands for additional
information.
A.8.119 +CSDT – Sidetone
Exec Command:
+CSDT=<sidetone enabled>
This command controls the A3LA-RS RF board sidetone generation. Enabling sidetone will cause
the A3LA-RS to start sidetone generation. Disabling sidetone will cause the A3LA-RS to stop
sidetone generation. The following parameter values are currently supported:
< sidetone enabled >:
1
Enable sidetone
0
Disable sidetone
Query Command:
+CSDT?
This command returns the current transceiver board sidetone generation state. 1 = enabled, 0
= disabled.
Test Command:
+CSDT=?
Test command returns a list of valid values. Response is in the form:
+CSDT: list of supported modes
A.8.120 +CHLD – Call Hold and Multiparty
Note:
While this command is implemented in the A3LA-RS, it may not yet be supported in the
Iridium network. Stand by for an Iridium Technical Bulletin announcing network support for this
feature.
This command is based on GSM 07.07 [2] subclause 7.12, and is used to invoke the HOLD and
MPTY supplementary services for switching between held calls, etc. The values of <n> are the
same as those that a user can enter via a numeric keypad, as described in GSM 02.30 [5]
subclause 4.5.5.
Command
Possible Response(s)
+CHLD=
None (command ignored without error)
+CHLD=<n>
When command unsuccessful
+CME ERROR: <err>
When command successful
OK
Test command
+CHLD=?
List of supported <n>s
+CHLD:(0,1,1x,2,2x,3)