User's Manual

Telit TRIZIUM Product Description
80264ST10007a Rev. 4– 09/09/04
Reproduction forbidden without DAI Telecom written authorization – All Right reserved – Right of modification reserved page 109 of 202
5.4.4.15 +CACM - accumulated call meter
+CACM – accumulated call meter
Execute command
Read command
AT+CACM?
Reports the current value of the SIM ACM in the format
+CACM: <n>
Note: the value <n> is in units whose price and currency is defined with command
+CPUC
Write command
AT+CACM = <pwd>
Resets the SIM Accumulated Call Meter (ACM). Internal memory CCM remains
unchanged.
Parameter: <pwd> - PIN2 password
Note: to access this command PIN2 password is required
Test command
Example
Reference GSM 07.07
SW release
Version A
5.4.4.16 +CAMM - accumulated call meter maximum
+CAMM – accumulated call meter maximum
Execute command
Read command
AT+CAMM?
Reports the maximum value of ACM stored in SIM in the format:
+CAMM : <acmmax>
Write command
AT+CAMM = <acmmax>,
<pwd>
Sets the Advice of Charge related Accumulated Call Meter ACM maximum value
in SIM (see also +CACM command). This value represents the maximum number
of home units allowed to be consumed by the subscriber. When ACM reaches
<acmmax> value further calls are prohibited. SIM PIN2 is required to set the value.
Parameter:
<acmmax>- maximum number of units allowed to be consumed
<pwd>- PIN2 password
Note: The <acmmax> = 0 value disables the feature.
Test command
Example
Reference GSM 07.07
SW release
Version A
5.4.4.17 +CPUC - price per unit and currency table
+CPUC – price per unit and currency table
Execute command
Read command
AT+CPUC?
Reports the current values of <currency> and <ppu> parameters in the format:
+CACM : <currency>,<ppu>
Write command
AT+CPUC = <currency>,
<ppu>,<pwd>
Sets the values of Advice of Charge related price per unit and currency
table in SIM. The price per Unit currency table information can be used to
convert the home units (as used in commands +CAOC, +CACM and
+CAMM) into currency units.
Parameters:
<currency> - three-character currency code string (e.g. LIT, USD, DEM etc..)
<ppu> - price per unit string (dot is used as decimal separator) e.g. 1989.27