Siemens M20 Terminal Technical Description page 222

Siemens Information and Communication Products
AT command summary
(pause)+++(pause) ESC from data mode to command mode .......................................................29
A/ Repeat previous command line ...................................................................... 29
AT%D Automatic dialling phone number in mem. "ME" index "1" with DTR ........ 46
AT&C Set circuit Data Carrier Detect (DCD) function mode ................................... 43
AT&D Set circuit Data Terminal Ready (DTR) function mode ................................44
AT&F Set all current parameters to manufacturer defaults .......................................44
AT&S Set circuit Data Set Ready (DSR) function mode .......................................... 44
AT&V Display current configuration ........................................................................45
AT&W Store current parameter to user defined profile ............................................. 45
AT&Z Store telephone number in SIM fixdialling memory "FD" ............................46
AT+CACM Accumulated call meter (ACM) reset or query ..............................................56
AT+CAMM Accumulated call meter maximum (ACMmax) set or query ......................... 57
AT+CAOC Advice of Charge information ....................................................................... 58
AT+CBC Battery charge ................................................................................................ 58
AT+CBST Select Bearer Service Type ............................................................................ 59
AT+CCFC Call forwarding number and conditions control ............................................ 60
AT+CCUG Closed user group control .............................................................................. 61
AT+CCWA Call waiting control ........................................................................................ 62
AT+CEER Extended error report ..................................................................................... 63
AT+CGMI Request manufacturer identification ..............................................................63
AT+CGMM Request model identification .........................................................................63
AT+CGMR Request revision identification of software status .........................................63
AT+CGSN Request product serial number identification (IMEI) identical to GSN ........ 64
AT+CHLD Call hold and multiparty ................................................................................ 64
AT+CHUP Hang up call ...................................................................................................64
AT+CIMI Request international mobile subscriber identity ...........................................65
AT+CLCC List current calls of ME ................................................................................. 65
AT+CLCK Facility lock ....................................................................................................66
AT+CLIP Calling line identification presentation .......................................................... 67
AT+CLIR Calling line identification restriction ............................................................. 68
AT+CMEE Report mobile equipment error ...................................................................... 68
AT+CMGD Delete SMS message ...................................................................................... 93
AT+CMGF Select SMS message format ........................................................................... 94
AT+CMGL List SMS messages from preferred store ....................................................... 94
AT+CMGR Read SMS message ........................................................................................ 97
AT+CMGS Send SMS message ...................................................................................... 100
AT+CMGW Write SMS message to memory ................................................................... 101
AT+CMSS Send SMS message from storage .................................................................102
AT+CNMI New SMS message indications ....................................................................103
AT+COLP Connected line identification presentation ..................................................... 69
AT+COPS Operator selection .......................................................................................... 70
AT+CPAS Mobile equipment activity status ................................................................... 71
AT+CPBF Find phonebook entries .................................................................................. 71
AT+CPBR Read current phonebook entries .....................................................................72
AT+CPBS Select phonebook memory storage ................................................................74
AT+CPBW Write phonebook entry ................................................................................... 76
AT+CPIN Enter PIN ........................................................................................................ 77
AT+CPIN2 Enter PIN2 ...................................................................................................... 78
Version 8 dated 15.03.00
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