Rainbow Electronics GM862-QUAD-PY - Manual (Page 132)

AT Commands Reference Guide
80000ST10025a Rev. 5 - 09/07/08
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+CCLK - Clock Management SELINT 0 / 1
yy - year (two last digits are mandatory), range is 00..99
MM - month (two last digits are mandatory), range is 01..12
dd - day (two last digits are mandatory), range is 01..31 (if the month MM
has less than 31 days, the clock will be set for the next month)
hh - hour (two last digits are mandatory), range is 00..23
mm - minute (two last digits are mandatory), range is 00..59
ss - seconds (two last digits are mandatory), range is 00..59
±zz - time zone (indicates the difference, expressed in quarter of an hour,
between the local time and GMT; two last digits are mandatory),
range is -47..+48
Note: If the parameter is omitted the behavior of Set command is the same
as Read command.
AT+CCLK? Read command returns the current setting of the real-time clock, in the
format <time>.
Note: the three last characters of <time> are not returned by +CCLK?
because the ME doesn’t support time zone information.
AT+CCLK=? Test command returns the OK result code.
Example AT+CCLK="02/09/07,22:30:00+00"
OK
AT+CCLK?
+CCLK: 02/09/07,22:30:25
OK
Reference GSM 07.07
+CCLK - Clock Management
SELINT 2
AT+CCLK=<time> Set command sets the real-time clock of the ME.
Parameter:
<time> - current time as quoted string in the format:
"yy/MM/dd,hh:mm:ss±zz"
yy - year (two last digits are mandatory), range is 00..99
MM - month (two last digits are mandatory), range is 01..12
dd - day (two last digits are mandatory), range is 01..31 (if the month MM
has less than 31 days, the clock will be set for the next month)
hh - hour (two last digits are mandatory), range is 00..23
mm - minute (two last digits are mandatory), range is 00..59
ss - seconds (two last digits are mandatory), range is 00..59
±zz - time zone (indicates the difference, expressed in quarter of an hour,
between the local time and GMT; two last digits are mandatory),
range is -47..+48
AT+CCLK? Read command returns the current setting of the real-time clock, in the
format <time>.
Note: the three last characters of <time>, i.e. the time zone information, are