Sony Ericsson GM29, Integrator'S Manual, Page: 77 / 264

3. CONTROL AND STATUS
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LZT 123 7361 R1B
3.15 AT+CCLK Set Clock and Date
Sets the real time clock of the ME. If setting fails in an ME, error +CME
ERROR: <err> is returned. Read command returns the current setting
of the clock.
3.16 AT+CEER Extended Error Report
Causes the TA to return one or more lines of information text <report>.
Typically, the text will consist of a single line containing the failure
information given by the GSM network in text format.
Description Command Possible Responses
Set the real time clock of
the ME
AT+CCLK=<time> • +CME ERROR: <err>
• OK
• ERROR
Show the current setting AT+CCLK? • +CCLK: <time>
• +CME ERROR: <err>
• OK
• ERROR
Show if the command is
supported
AT+CCLK=? • OK
• ERROR
<time> Description
string type value Format is “yy/mm/dd,hh:mm:ss±zz”, where characters indicate year
(two last digits), month, day, hour, minutes, seconds and time zone
(indicates the difference, expressed in quarters of an hour, between the
local time and GMT; range -47...+48), e.g. 6th of May 1994, 22:10:00
GMT+2 hours reads “94/05/06,22:10:00+08”
NOTE: If the ME does not support time zone information then the
three last characters of <time> are not returned by +CCLK?
Description Command Possible Responses
Request an Extended Error
Report
AT+CEER • +CEER: <report>
• OK
• ERROR
Show if the command is
supported
AT+CEER=? • OK
• ERROR
<report> Description
characters The total number of characters, including line terminators, in the
information text shall not exceed 2041 characters.
Text shall not contain the sequence 0<CR> or OK<CR>