AT Commands Set

SIM5320 AT Command Set
4.18 AT+VTS DTMF and tone generation................................................................................................ 52
4.19 AT+CLVL Loudspeaker volume level............................................................................................... 53
4.20 AT+VMUTE Speaker mute control .................................................................................................. 54
4.21 AT+CMUT Microphone mute control............................................................................................... 55
4.22 AT+AUTOANSWER Automatic answer quickly............................................................................. 55
4.23 ATS0 Automatic answer.................................................................................................................... 57
4.24 AT+CALM Alert sound mode........................................................................................................... 57
4.25 AT+CRSL Ringer sound level........................................................................................................... 58
4.26 AT+CSDVC Switch voice channel device........................................................................................ 59
4.27 AT+CPTONE Play tone .................................................................................................................... 60
4.28 AT+CPCM External PCM codec mode configuration ...................................................................... 62
4.29 AT+CPCMFMT Change the PCM format......................................................................................... 63
4.30 AT+CPCMREG Control PCM data transfer by diagnostics port ...................................................... 64
4.31 AT+VTD Tone duration .................................................................................................................... 65
4.32 AT+CODEC Set audio codec mode .................................................................................................. 66
4.33 AT+CVOC Get the current vocoder capability in a call.................................................................... 67
5 SMS Related Commands............................................................................................................... 69
5.1 +CMS ERROR Message service failure result code ......................................................................... 69
5.2 AT+CSMS Select message service.................................................................................................... 70
5.3 AT+CPMS Preferred message storage .............................................................................................. 71
5.4 AT+CMGF Select SMS message format........................................................................................... 73
5.5 AT+CSCA SMS service centre address............................................................................................. 74
5.6 AT+CSCB Select cell broadcast message indication......................................................................... 74
5.7 AT+CSDH Show text mode parameters............................................................................................ 76
5.8 AT+CNMA New message acknowledgement to ME/TA.................................................................. 77
5.9 AT+CNMI New message indications to TE...................................................................................... 78
5.10 AT+CMGL List SMS messages from preferred store ....................................................................... 80
5.11 AT+CMGR Read message ................................................................................................................ 84
5.12 AT+CMGS Send message................................................................................................................. 88
5.13 AT+CMSS Send message from storage ............................................................................................ 89
5.14 AT+CMGW Write message to memory ............................................................................................ 90
5.15 AT+CMGD Delete message.............................................................................................................. 92
5.16 AT+CSMP Set text mode parameters................................................................................................ 93
5.17 AT+CMGRO Read message only ..................................................................................................... 94
5.18 AT+CMGMT Change message status............................................................................................... 95
5.19 AT+CMVP Set message valid period................................................................................................ 96
5.20 AT+CMGRD Read and delete message ............................................................................................ 97
5.21 AT+CMGSO Send message quickly ................................................................................................. 98
5.22 AT+CMGWO Write message to memory quickly ............................................................................ 99
5.23 AT+CMGSEX Send message.......................................................................................................... 100
5.24 AT+CMGENREF Generate a new message reference .................................................................... 102
6 Network Service Related Commands.......................................................................................... 103
6.1 AT+CREG Network registration..................................................................................................... 103
SIM5320_ATC_V1.24 12
8/14/2012