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TC35i AT Command Set

Confidential / Released

TC35i_ATC_V01.05 Page 70 of 278 04.08.2003

4 AT Commands originating from GSM 07.07

These AT Commands are according to ETSI (European Telecommunications Standards Institute)

GSM 07.07 document.

4.1 AT+CACM Accumulated call meter (ACM) reset or query

Test command

AT+CACM=?

Response

Parameter

Read command

AT+CACM?

Response

TA returns the current ACM value.

+CACM: <acm> OK

If error is related to ME functionality:

+CME ERROR: <err>

Parameter

<acm> string type; three bytes of the current ACM value in hexadecimal for-

mat (e.g. “00001E” indicates decimal value 30) 000000 – FFFFFF

Write command

AT+CACM=

[<passwd>]

Parameter

<passwd> string type:

SIM PIN2

Response

TA resets the Advice of Charge related to the accumulated call meter (ACM)

value in SIM file EF(ACM). ACM contains the total number of home units both

for the current and preceding calls.

If error is related to ME functionality:

+CME ERROR: <err>

Reference

GSM 07.07

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