Specifications

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
OK
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.
OK
If error is related to ME functionality:
+CME ERROR: <err>
Reference
GSM 07.07