Data Sheet

Smart Machine Smart Decision
6.2.55 AT+CSGS Netlight Indication of GPRS Status.....................................................185
6.2.56 AT+CMICBIAS Close or Open the MICBIAS ......................................................186
6.2.57 AT+DTAM Set TTS and RECORD Play Mode in Call .........................................187
6.2.58 AT+SJDR Set Jamming Detection Function ...........................................................187
6.2.59 AT+CPCMCFG Set PCM Parameter ......................................................................189
6.2.60 AT+CPCMSYNC Set PCM Sync Parameter...........................................................190
6.2.61 AT+CANT Antenna Detecting ................................................................................190
6.2.62 AT+CAGCSET Close or Open AGC Function .......................................................191
6.2.63 AT+SD2PCM SD and PCM Switch Function.........................................................192
6.2.64 AT+SKPD Keypad Detecting Function...................................................................193
6.2.65 AT+SIMTONEX Custom Tones ...............................................................................194
6.2.66 AT+CROAMING Roaming State..............................................................................195
6.2.67 AT+CNETSCAN Perform a Net Survey to Show All the Cells’ Information...........195
6.2.68 AT+CMNRP Dual Serial Port Feature....................................................................196
6.2.69 AT+CEGPRS Switch on or off EDGE ...................................................................197
7 AT Commands for GPRS Support ......................................................199
7.1 Overview of AT Commands for GPRS Support...............................................199
7.2 Detailed Descriptions of AT Commands for GPRS Support............................199
7.2.1 AT+CGATT Attach or Detach from GPRS Service ..................................................199
7.2.2 AT+CGDCONT Define PDP Context .......................................................................200
7.2.3 AT+CGQMIN Quality of Service Profile (Minimum Acceptable) ...........................201
7.2.4 AT+CGQREQ Quality of Service Profile (Requested) .............................................202
7.2.5 AT+CGACT PDP Context Activate or Deactivate ....................................................204
7.2.6 AT+CGDATA Enter Data State .................................................................................205
7.2.7 AT+CGPADDR Show PDP Address .........................................................................205
7.2.8 AT+CGCLASS GPRS Mobile Station Class.............................................................206
7.2.9 AT+CGEREP Control Unsolicited GPRS Event Reporting ......................................207
7.2.10 AT+CGREG Network Registration Status ..............................................................208
7.2.11 AT+CGSMS Select Service for MO SMS Messages ..............................................209
8 AT Commands for TCPIP Application Toolkit ..................................211
8.1 Overview .......................................................................................................... 211
8.2 Detailed Descriptions of Commands................................................................212
8.2.1 AT+CIPMUX Start Up Multi-IP Connection ............................................................212
8.2.2 AT+CIPSTART Start Up TCP or UDP Connection...................................................212
8.2.3 AT+CIPSEND Send Data Through TCP or UDP Connection...................................214
8.2.4 AT+CIPQSEND Select Data Transmitting Mode .....................................................216
8.2.5 AT+CIPACK Query Previous Connection Data Transmitting State..........................217
8.2.6 AT+CIPCLOSE Close TCP or UDP Connection .....................................................218
8.2.7 AT+CIPSHUT Deactivate GPRS PDP Context ........................................................218
8.2.8 AT+CLPORT Set Local Port .....................................................................................219
8.2.9 AT+CSTT Start Task and Set APN, USER NAME, PASSWORD...........................220
8.2.10 AT+CIICR Bring Up Wireless Connection with GPRS or CSD .............................221
SIM800 Series_AT Command Manual_V1.05 8 2014-07-31