XT55 AT Command Set - Wireless Data Modules

XT55 AT Command Set18.2 AT+CALAs• Alarm settings on ASC0 / ASC1 and different Multiplexer channels (see AT+CMUX):- On each interface an individual message can be stored, but only one time setting applies. Thismeans an alarm set on one of the interfaces overwrites the time setting on all remaining interfaces.Therefore, the total number of alarm events returned by the read command AT+CALA? will alwaysbe =0, no matter whether different text messages are stored.- When the scheduled alarm occurs, the ME sends the URC only on the interface where the most recentalarm setting was made. The alarm time will be reset to "00/01/01,00:00:00" on all interfaces.ExamplesEXAMPLE 1You may want to configure a reminder message for July 31, 2005, at 9.30h, including the message "GoodMorning".AT+CALA="05/07/31,09:30:00",0,0,"Good Morning"OKDo not switch off the GSM engine.When the alarm occurs the ME returns the following URC:+CALA: Good MorningEXAMPLE 2To set a fresh alarm using the same message as in Example 1, simply enter date and time. , ,, can be omitted:AT+CALA="05/07/31,08:50:00"OKWhen the alarm is executed the URC comes with the same message:+CALA: Good MorningEXAMPLE 3To enable the ME to wake up into Alarm mode, e.g. on July 20, 2005, at 8.30h, enterAT+CALA="05/07/20,08:30:00"OKNext, power down the ME:AT^SMSO^SMSO: MS OFFOK^SHUTDOWNWhen the alarm is executed the ME wakes up to Alarm mode and displays a URC. If available, this line isfollowed by the individual most recently saved. If no individual message was saved only the first lineappears."+CALA"+CALA: Good MorningXT55_ATC_V03.03 Page 414 of 459 9/9/05Confidential / Released