AT Command Set
MC35_ATC_01_V05.00 Page 189 of 256 15.07.2002
Test command
AT^SACM=?
Response
^SACM: (list of supported <n>s) OK
Parameter
See write command
Execute command
AT^SACM
The execute command can be used to query the current mode of the Ad vice of
Charge supplementary service, the SIM values of the accumu lated call meter
(ACM) and accumulated call meter maximum (ACMmax).
Response
^SACM: <n>,<acm>,<acm_max> OK
If error is related to ME functionality:
+CME ERROR: <err>
Parameter
<n> See write command
<acm> ACM, string type; three bytes of the current ACM value in hexadeci-
mal format (e.g. “00001E” indicates decimal value 30) 000000–
FFFFFF
<acm_max> ACMmax, string t ype; three bytes of the max. ACM value in hexade-
cimal format (e.g. “00001E” indicates decimal value 30) 000000 dis-
able ACMmax feature 000001-FFFFFF
<ccm> string type; three bytes of the current CCM value in hexadec imal for-
mat (e.g. “00001E” indicates decimal value 30); bytes are coded i n
the same way as ACMmax value in the SIM 000000-FFFFFF
Write command
AT^SACM=<n>
The write command enables or disables the presentation of unsolicited r esult to
report the call charges.
Response
OK or if error is related to ME functionality: +CME ERROR: <err>
Parameter
<n> 0 suppress unsolicited result code
1 display unsolicited result code
When you power down or reset the ME with AT+CFUN=1,1 the URC
presentation mode will be reset to its default. To benefit from the
URC it is recommended to have the setting included in the user pro-
file saved with AT&W, or to select <n>=1 every time you reboot the
ME.
Unsolicited result code
When activated, an unsolicited result code is sent when the CCM valu e changes,
but not more often than every 10 seconds
+CCCM: <ccm>
Reference
Siemens
Note
See also GSM07.07: AT+CACM, AT+CAMM, AT+CAOC