Siemens AC75 Manual De Usuario

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AC75_ATC_V01.002

Page 481 of 569

10/30/06

Confidential / Released

The AT commands described in this chapter are related to the AC75's hardware interface. Further information

regarding this interface is available in the "AC75 Hardware Interface Description"

Format is "yy/mm/dd,hh:mm:ss", where the characters indicate the two last digits of the year, followed by month,

day, hour, minutes, seconds; for example 6th of July 2005, 22:10:00 hours equals to "05/07/06,22:10:00"

Factory default is "02/01/01,00:00:00" 

•

 is retained if the device enters the Power Down mode via 

•

 will be reset to its factory default if power is totally disconnected. In this case, the clock starts with

= "02/01/01,00:00:00" upon next power-up.

• Each time AC75 is restarted it takes 2s to re-initialize the RTC and to update the current time. Therefore, it is

recommended to wait 2s before using the commands 

 and 

 (for example 2s after

^SYSSTART has been output).

Test Command

AT+CCLK=?

Response(s)

OK

Read Command

AT+CCLK?

Response(s)

OK

Write Command

Response(s)

+CME ERROR: <err>

ERROR

OK

Reference(s)

PIN

ASC0 ASC1 USB MUX1 MUX2 MUX3 Charge

4

Last

GSM 07.07

<time>

(str)