Data Sheet

Smart Machine Smart Decision
SIM800 Series_AT Command Manual_V1.09 57 2015-08-03
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+CSIM Generic SIM access
AT+CALM Alert sound mode
AT+CALS Alert sound select
AT+CRSL Ringer sound level
AT+CLV L Loud speaker volume level
AT+CMUT Mute control
AT+CPUC Price per unit and currency table
AT+CCWE Call meter maximum event
AT+CBC
Battery charge
AT+CUSD Unstructured supplementary service data
AT+CSSN Supplementary services notification
3.2 Detailed Descriptions of AT Command 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
Response
TA returns the current value of ACM.
+CACM: <acm>
OK
If error is related to ME functionality:
+CME ERROR: <err>
Read Command
AT+CACM?
Parameters
<acm> String type (string should be included in quotation marks);