3. CONTROL AND STATUS
3.15 TAT+CCLK Set Clock and Date
Description | Command | Possible Responses | |
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Set the real time clock | AT+CCLK=<time> | • | +CME ERROR: <err> |
of the ME |
| • OK | |
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| • ERROR | |
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Show the current | AT+CCLK? | • | +CCLK: <time> |
setting |
| • | +CME ERROR: <err> |
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| • OK | |
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| • ERROR | |
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Show if the command | AT+CCLK=? | • OK | |
is supported |
| • | ERROR |
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Sets the real time clock of the ME. If setting fails in an ME, error +CME ERROR: <err> is returned. Read command returns the current setting of the clock.
<time> | Description |
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string type | Format is “yy/mm/dd,hh:mm:ss±zz”, where characters |
value | indicate year (two last digits), month, day, hour, minutes, |
| seconds and time zone (indicates the difference, |
| expressed in quarters of an hour, between the local time |
| and GMT; range |
| GMT+2 hours reads “94/05/06,22:10:00+08” |
| NOTE: If the ME does not support time zone information |
| then the three last characters of <time> are not returned |
| by +CCLK? |
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3.16 AT+CEER | Extended Error Report |
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| Description | Command | Possible Responses | |
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| Request an Extended | AT+CEER | • | +CEER: <report> |
| Error Report |
| • | OK |
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| • ERROR | |
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| Show if the command | AT+CEER=? | • OK | |
| is supported |
| • | ERROR |
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Causes the TA to return one or more lines of information text <report>. Typically, the text will consist of a single line containing the failure information given by the GSM network in text format.
<report> | Description |
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characters | The total number of characters, including line terminators, |
| in the information text shall not exceed 2041 characters. |
| Text shall not contain the sequence 0<CR> or OK<CR> |
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LZT 123 7361 R1A
