Specifications

AT Command Set Reference
Ver. 1.00
GSM1308AT001 Page 92 Ver. 1.00 – 10/29/2008
2.1.4.11. AT+CAMM Accumulated Call Meter Maximum
Command Function Set command sets the Advice of Charge
related accumulated call meter maximum
value in SIM file EF
ACMmax
. ACMmax
contains the maximum number of home
units allowed to be consumed by the
subscriber. When ACM (refer +CACM)
reaches ACMmax calls are prohibited (see
also GSM 02.24 [26]). SIM PIN2 is usually
required to set the value.
Command Functional Phone Control
Group
Command Format Query N/A
Response N/A
Write Format N/A
Response N/A
Read Format N/A
Response N/A
Execution Format AT+CAMM=<acmmax>,<passwd>
Response OK
Parameter Values
<acmmax> string type; accumulated call meter
maximum value similarly coded as <ccm>
under +CAOC; value zero disables
ACMmax feature
<passwd> string type; SIM PIN2
Reference GSM Ref. 07.07 Chapter 8.26
Standard Scope Optional
Enfora Implementation Scope Full
Notes Used in conjunction with AT+CACM and
AT+CAOC.