Specifications
Smart Machine Smart Decision
SIM900_AT Commands Manual_V1.07 8 2012.12.10
4.2.1 AT+CMGD Delete SMS Message...............................................................................99
4.2.2 AT+CMGF Select SMS Message Format .................................................................100
4.2.3 AT+CMGL List SMS Messages from Preferred Store..............................................101
4.2.4 AT+CMGR Read SMS Message ...............................................................................104
4.2.5 AT+CMGS Send SMS Message................................................................................107
4.2.6 AT+CMGW Write SMS Message to Memory ..........................................................108
4.2.7 AT+CMSS Send SMS Message from Storage ..........................................................110
4.2.8 AT+CNMI New SMS Message Indications .............................................................. 111
4.2.9 AT+CPMS Preferred SMS Message Storage ............................................................ 113
4.2.10 AT+CRES Restore SMS Settings............................................................................ 114
4.2.11 AT+CSAS Save SMS Settings ................................................................................ 115
4.2.12 AT+CSCA SMS Service Center Address ................................................................115
4.2.13 AT+CSCB Select Cell Broadcast SMS Messages................................................... 116
4.2.14 AT+CSDH Show SMS Text Mode Parameters .......................................................117
4.2.15 AT+CSMP Set SMS Text Mode Parameters ...........................................................118
4.2.16 AT+CSMS Select Message Service......................................................................... 119
4.2.17 AT+CMGS="><index>" Send SMS Message by Index..........................................120
5 AT Commands for SIM Application Toolkit.............................................................................122
5.1 Overview.............................................................................................................................122
5.2 STK AT Command..............................................................................................................122
5.2.1 AT*PSSTKI SIM Toolkit Interface Configuration......................................................122
5.2.2 AT*PSSTK SIM Toolkit Control ................................................................................123
6 AT Commands Special for SIMCOM........................................................................................125
6.1 Overview.............................................................................................................................125
6.2 Detailed Descriptions of Commands...................................................................................126
6.2.1 AT+SIDET Change the Side Tone Gain Level.......................................................127
6.2.2 AT+CPOWD Power Off ...........................................................................................127
6.2.3 AT+SPIC Times Remained to Input SIM PIN/PUK.................................................128
6.2.4 AT+CMIC Change the Microphone Gain Level.......................................................128
6.2.5 AT+CALA Set Alarm Time......................................................................................129
6.2.6 AT+CALD Delete Alarm..........................................................................................130
6.2.7 AT+CADC Read ADC .............................................................................................131
6.2.8 AT+CSNS Single Numbering Scheme .....................................................................131
6.2.9 AT+CDSCB Reset Cell Broadcast............................................................................132
6.2.10 AT+CMOD Configure Alternating Mode Calls .....................................................132
6.2.11 AT+CFGRI Indicate RI When Using URC ............................................................132
6.2.12 AT+CLTS Get Local Timestamp............................................................................133
6.2.13 AT+CEXTHS External Headset Jack Control ........................................................135
6.2.14 AT+CEXTBUT Headset Button Status Reporting .................................................135
6.2.15 AT+CSMINS SIM Inserted Status Reporting.........................................................136
6.2.16 AT+CLDTMF Local DTMF Tone Generation .......................................................137
6.2.17 AT+CDRIND CS Voice/Data Call Termination Indication ...................................138
6.2.18 AT+CSPN Get Service Provider Name from SIM ..................................................138
6.2.19 AT+CCVM Get and Set the Voice Mail Number on the SIM .................................139