Chapter 3: AT Commands Reference
December 31, 2007 AT Commands Reference Manual 3-97
The following table shows the +CCLK parameters.
Example
AT+CCLK=?
+CCLK: "88/12/31, 23:59:59, (-47-+48)"
OK
AT+CCLK="01/01/01, 01:01:01-08"
OK
AT+CCLK?
+CCLK: "01/01/01, 01:01:01-08"
OK
AT+CCLK="02/02/02, 02:02:02"
OK
Power cycling…
AT+CCLK?
+CCLK: "02/02/02, 02:02:02+00"
OK
AT+CCLK="03/03/03, 03:03:03+50"
+CME ERROR: Numeric parameter out of bounds
AT+CCLK
OK
AT+CCLK?
+CCLK: "05/10/27,16:52:31+08"
Power cycling…
AT+CCLK?
+CCLK: "05/10/27,16:52:50+08"
OK
Table 3-50: +CCLK Parameters
<Parameter> Description
<time> ASCII string of format:
yy/MM/dd,hh:mm:ss±zz
or
yy/MM/dd,hh:mm:ss
yy - 2-digit year [2000-2069]
MM - 2-digit month [01-12]
dd - 2-digit day of month [00-31]
hh - 2-digit hour [00-23]
mm - 2-digit minute [00-59]
ss - 2-digit seconds [00-59]
zz - (optional) time zone offset from GMT, in quarter-hours [-47...+48]. If this value is
not specified, the time zone offset will be 0.
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