Rainbow Electronics GM862-QUAD-PY User Manual

Page 132

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AT Commands Reference Guide

80000ST10025a Rev. 5 - 09/07/08

page 132 of 434

+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)

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

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