Data Sheet

Smart Machine Smart Decision
AT+CPSPWD Change PS super password
AT+EXUNSOL Enable or disable proprietary unsolicited indications
AT+CGMSCLASS Change GPRS multislot class
AT+CDEVICE View current flash device type
AT+CCALR Call ready query
AT+GSV Display product identification information
AT+SGPIO Control the GPIO
AT+SPWM Generate the pulse-width-modulation
AT+ECHO Echo cancellation control
AT+CAAS Control auto audio switch
AT+SVR Configure voice coding type for voice calls
AT+GSMBUSY Reject incoming call
AT+CEMNL Set the list of emergency number
AT*CELLLOCK Set the list of ARFCN which needs to be locked
AT+SLEDS Set the timer period of net light
AT+CBUZZERRING Use the buzzer sound as the incoming call ring
AT+CEXTERNTONE Close or open the microphone
AT+CNETLIGHT Close the net light or open it to shining
AT+CWHITELIST Set the white list
AT+CSGS Netlight indication of GPRS status
AT+CMICBIAS Close or open the MICBIAS
AT+DTAM Set TTS and record play mode in call
AT+SJDR Set jamming detection fuction
AT+CPCMCFG Set PCM parameter
AT+CPCMSYNC Set PCM sync parameter
AT+CANT Antenna detecting
AT+CAGCSET Close or open AGC function
AT+SD2PCM SD and PCM switch function
AT+SKPD Keypad detecting function
AT+SIMTONEX Custom tones
AT+CROAMING Roaming state
AT+CNETSCAN Performing a net survey to show all the cells’ information
AT+CMNRP Dual serial port feature
AT+CEGPRS Switch on or off EDGE
6.2 Detailed Descriptions of Commands
SIM800 Series_AT Command Manual_V1.05 143 2014-07-31