Specifications
AT Command Set Reference
Ver. 1.00
GSM1308AT001 Page 324 Ver. 1.00 – 10/29/2008
4.11.2. AT+CCLK Enable Setting and reading of RTC
Command Function This command allows the user to set or
read the Real Time Clock.
Command Functional Mobile Equipment Control and Status
Group
Command Format Query AT+CCLK=?
Response +CCLK: ("yy/MM/dd,hh:mm:ss+zz")
OK
Write Format AT+ CCLK ="yy/MM/dd,hh:mm:ss+zz"
Response OK
Read Format AT+ CCLK?
Response +CCLK: "00/01/12,05:44:53+00"
OK
Execution Format N/A
Response N/A
Parameter Values Year/month/day,hour:minutes:seconds+t
ime zone
Reference ETSI 7.07 section 8.14
Standard Scope Optional
Enfora Implementation Scope Full
Notes +CCLK shares the same functionality as
AT$RTCTIME. When one is updated, the
other will also be updated.
Time zone is in quarter hour increments
referenced to UTC time.