Westermo GD-01 - Manual (Page 84)

84 6196-2220
+CACM – Accumulated call meter
Description:
This command resets the Advice of Charge for accumulated call meter value in SIM file
EFACM.The ACM contains the total number of home units for both the current and pre-
ceding calls. SIM PIN2 is required to reset the value. If setting fails in an ME error, +CME
ERROR: is returned.The Read command returns the current value of
the ACM.The ACM value (entered or displayed) is in hexadecimal format with 6 digits.
Syntax:
AT+CACM
Command example Possible responses Note
AT+CACM? +CACM: “000400” Request ACM value
OK result: Display ACM
value (ACM=1024)
AT+CACM= 1234 OK Request ACM reset, real
PIN2 is “1234”
AT+CACM= 0000 +CME ERROR: 16 Request ACM reset with
wrong PIN2 value
AT+CACM? +CACM: “000000” Request ACM value,
OK result: display ACM
value (ACM = 0)
B A C K