AT Command

Description

AT+CCLK AT command sets the clock of the device.

Usage
Command Possible response(s)
+CCLK= +CME ERROR: 
+CCLK? +CCLK:  +CME ERROR: 
+CCLK=?

Examples

AT+CCLK?
+CCLK: "09/10/15,19:33:42+00"

KeywordsAT+CCLK syntax, examples, parameters, error, input, response.

Test AT+CCLK command with AT Command Tester





Try this script included in AT Command Tester Tool.

//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////

//Script-at_cclk.at

//Test AT+CCLK AT command

//AT+CCLK Set/Get date and time

//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////

 

//List of supported write values for AT+CCLK

AT+CCLK=?

 

//WAIT for 1 sec

WAIT=1

 

//Get the current date time

//If there is any error, CME error code is returned

AT+CCLK?

 

//WAIT for 1 sec

WAIT=1

 

//Set date and time

//Format is "yy/MM/dd,hh:mm:ss±zz", where characters indicate year (two last digits),month, day, hour, minutes, seconds and time zone

//time zone indicates the difference, expressed in quarters of an hour, between the local time and GMT; range -47...+48).

//For example to set date/time for 3rd March 2018 9 PM PST

AT+CCLK="18/03/03,21:00:00-32"

 

//WAIT for 1 sec

WAIT=1

 

//Get the current date time

//If there is any error, CME error code is returned

AT+CCLK?

 

//WAIT for 1 sec

WAIT=1

 

//Set date and time

//Format is "yy/MM/dd,hh:mm:ss±zz", where characters indicate year (two last digits),month, day, hour, minutes, seconds and time zone

//time zone indicates the difference, expressed in quarters of an hour, between the local time and GMT; range -47...+48).

//For example to set date/time for 3rd March 2018 5 AM EST

AT+CCLK="18/03/03,05:00:00-16"

 

//WAIT for 1 sec

WAIT=1

 

//Get the current date time

//If there is any error, CME error code is returned

AT+CCLK?

 

//WAIT for 1 sec

WAIT=1


Output of above script in AT Command Tester Tool.

AT+CCLK=?

OK

 

AT+CCLK?

+CCLK: "18/03/03,05:02:41-20"

 

OK

 

Current time is"18/03/03,05:02:41-20"

 

AT+CCLK="18/03/03,21:00:00-32"

OK

 

AT+CCLK?

+CCLK: "18/03/03,21:00:02-32"

 

OK

 

Current time is"18/03/03,21:00:02-32"

 

AT+CCLK="18/03/03,05:00:00-16"

OK

 

AT+CCLK?

+CCLK: "18/03/03,05:00:02-16"

 

OK

 

Current time is"18/03/03,05:00:02-16"