Specifications

SIM900 AT Commands Set
SIM900_ATC_V1.01 94 23.06.2010
+CME ERROR: <err> rency>,<ppu>[,<
passwd>]
Parameters
<currency> string type(string should be included in quotation marks);
three-character currency code (e.g. "GBP", "DEM");
character set as specified by Command Select TE
Character Set +CSCS
<ppu> string type(string should be included in quotation marks);
price per unit; dot is used as a decimal separator(e.g.
"2.66")
<passwd> string type(string should be included in quotation marks);
SIM PIN2
Reference
GSM 07.07 [13]
Note
3.2.55 AT+CCWE Call Meter Maximum Event
AT+CCWE Call Meter Maximum Event
Response
+CCWE: (list of supported <mode>s)
OK
+CME ERROR: <err>
Test Command
AT+CCWE=?
Parameter
see Write Command
Response
+CCWE: <mode>
OK
+CME ERROR: <err>
Read Command
AT+CCWE?
Parameter
See Write Command
Response
OK
+CME ERROR: <err>
Write Command
AT+CCWE=<m
ode>
Parameter
<mode> 0 Disable call meter warning event
1 Enable call meter warning event
Unsolicited result codes supported:
+CCWV Shortly before the ACM (Accumulated Call Meter)
maximum value is reached, an unsolicited result code