Specifications

Chapter 3 – General Commands
Multi-Tech Systems, Inc. CDMA AT Commands Reference Guide (PN S000294K) 17
Keypad Control +CKPD
Description: This command emulates the MS keypad by sending each keystroke as a character in a <keys> string.
If emulation fails, a +CME ERROR: <err> is returned. If emulation succeeds, the result depends on the
CDMA sequence activated: <keys>: string of the following characters (0-9,*,#).
Syntax: Command syntax: AT+CKPD=<keys>
Command Possible Responses
AT+CKPD=”*#21#” Note: Key sequence allowed OK
AT+CKPD=1234 Note: Sequence not allowed +CME ERROR 3
Clock Management +CCLK
Description: This command is used to set or get the current date and time of the MS real-time clock.
String format for date/time is: “yy/MM/dd,hh:mm:ss”.
Valid years are 98 (for 1998) to 97 (for 2097). The seconds field is not mandatory.
Default date/time is “98/01/01,00:00:00” (January, 1998 / midnight).
Syntax: Command syntax: AT+CCLK=<date and time string>
Command Possible Responses
AT+CCLK=”00/06/09,17:33:00”
Note: set date to June 9th, 2000, and
time to 5:33pm
OK or ERROR
Note: Date/Time stored – ERROR returned when RTC not
enabled
AT+CCLK=”00/13/13,12:00:00”
Note: Incorrect month entered
+CME ERROR 3
AT+CCLK?
Note: Get current date and time
+CCLK: “00/06/09,17:34:23”
Note: current date is June 9, 2000 current time is 5:34:23
pm – network time if available, otherwise calculated based
on previous network time if available, otherwise ERROR.
Ring Melody Playback +CRMP
Description: This command causes a melody to be played. The specified melody will playback in an endless loop until
stopped with another +CRMP command. All melodies are manufacturer defined. Up to ten manufacturer-
defined melodies may be available for individual playback.
Note: Looped melodies must be stopped by a +CRMP command with the <index> field set to 0 (example:
+CRMP=0,,,0).
When the +CRMP command is performed, the <volume> parameter overwrites the <sound level> value of
the +CRSL command.
Values: <call type> A value must be specified; however, the value is currently ignored.
0 Reserved
1 Reserved
2 Reserved
3 Reserved
<volume>
0 Min volume (mute)
...
1 Default volume
4 Max volume
<type> A value must be specified if <index> is specified; however, the value is currently ignored.
0 Manufacturer Defined (default)
<index>
0 Stop Melody Playback
1-10 Melody ID for voice/data call type (default:1)
Syntax: Command syntax: AT+CRMP=<call type>[,<volume>,<type>,<index>]
Command Possible Responses
AT+CRMP=0,2,0,2
Note: Play voice call melody index 2 with volume level 2.
OK
Note: Melody Playback.
AT+CRMP=0,,,0
Note: Stop the melody.
OK
Note: The melody is stopped.
AT+CRMP=?
Note: supported parameters
+CRMP: (0-3),(0-4),(0-0),(0-10)
OK