SIM5300E AT Command Manual V1.02
AT+CREG Network registration
AT+CRLP Select radio link protocol parameters
AT+CRSM Restricted SIM access
AT+CSQ Signal quality report
AT+VTD Tone duration
AT+VTS DTMF and tone generation
AT+CMUX Multiplexer control
AT+CNUM Subscriber number
AT+CPOL Preferred operator list
AT+COPN Read operator names
AT+CFUN Set phone functionality
AT+CCLK Clock
AT+CMUT Mute Control
AT+CSIM Generic SIM access
AT+CPUC Price per unit and currency table
AT+CCWE Call meter maximum event
AT+CBC
AT+CUSD Unstructured supplementary service data
AT+CSSN Supplementary services notification
3.2 Detailed Descriptions of ATC According to
3GPP TS 27.007
3.2.1 AT+CACM Accumulated Call Meter (ACM) Reset or Query
AT+CACM Accumulated Call Meter(ACM) Reset or Query
Test Command
AT+CACM=?
Response
OK
Read Command
AT+CACM?
Response
TA returns the current value of ACM.
OK
If error is related to ME functionality:
+CME ERROR: <err>
Write Command
AT+CACM=<passwd>
Response
TA resets the Advice of Charge related accumulated call meter (ACM) value in
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