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NAL Research Corporation (451-93156-002A)
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Note: the GPS receiver (and associated circuitry) is optional and is not fitted to some revisions
of the A3LA-RM RF board. In this case all forms of the +GPSSTA command will return an error.
Exec Command: +GPSSTA=<mode>
where:
<mode>:
0
disable GPS receiver
1
enable GPS receiver
Query Command: +GPSSTA?
This command returns the current GPS receiver state. 1 = enabled, 0 = disabled.
Test Command: +GPSSTA=?
Test command returns a list of valid values. Response is in the form:
+GPSSTA: list of supported modes
A.8.118 +PA – GPS: List of NMEA Message Formats
Exec Command: +PA=<n>
No action, compatibility only. Only allows a value of 1 for <n>. The NMEA string returned does
not contain any GPS information.
A.8.119 +PLOC – GPS: Display Position to 5
th
Decimal Place
Exec Command: +PLOC
No action, compatibility only. This command always returns the string “+PLOC: For
Compatibility Only”.
A.8.120 ^AA – Auto Answer Display
Exec Command: ^AA=<n>
This command sets whether or not to display the ^AAI unsolicited result code when attempting
to auto answer a call.
<n>:
0 URC is not displayed
1 URC is displayed. ^AAI:1 is displayed when auto answering starts and ^AAI:0 is
displayed when auto answering is finished whether or not it was successful.
Read Command: ^AA?
Queries the current setting
Test Command: ^AA=?
Returns the accepted values
A.8.121 ^AD – Auto Dial
Exec Command: ^AD=<enabled>,<number>
This command enables or disables auto dialing. If auto dialing is enabled, the A3LA-RM will go
into auto dial mode when the DTR line is brought low and will go back to command mode when
the DTR line is brought high again. While in auto dial mode, the A3LA-RM will not respond to AT