Contents
GSM
Contents
Technical reference section
Contents
GSM documentation
Technical data
General information
GSM Module M1 Product description
Features
GSM Module M1 Description of the interfaces
Hybrid connector manufacturer-specific
SIM card
Interface
Power supply / power consumption
Installation / startup Mounting the module
Switching the GSM module on/off
Cable assignment
Setting / testing the COM interface
Installation / startup
Power consumption
Overvoltage / undervoltage
ATB13
Setting the GSM radio transfer rate
ATB7
AT+CPIN?
Setting up and clearing down connections
+CPIN SIM PIN
AT+CPIN=1234
AT&F
Troubleshooting
ATH
Own errors
Connection cannot be set up
System errors
GSM module does not dial
Incorrect characters on screen
Cannot receive fax
Overview of AT commands General AT commands
GSM AT commands GSM
Overview of AT commands
SMS AT commands GSM
Connecting to your GSM module
AT command line prefix
Command syntax of the AT standard
Technical reference section AT standard
ATH ATS7?Q0E1
Technical reference section
ATD0123456789
AT&F0
Connect
Error
Ring
No Carrier
Transparent mode
Command mode
Escape command
Operating modes
Setting the transfer rate
ATOn Return to transparent mode
ATH Go on-hook
ATB
ATBn Select GSM module’s operating mode
ATB99
ATD
ATD Dial a telephone number
Valid dial strings
Dial ATD+4989telephone number
ATD123456789
AT%Dn Automatic dialing with DTR
Atdl
AT&Z0=123456789
ATS0=n Auto-answer mode
Displaying and storing a configuration
ATA Answer a call
Stored Profile
AT&V Active Profile
Telephone Numbers &Z0=
Z1= Z2= Z3=
Screen outputs Limits of screen outputs
ATEn Command echo
ATQn Activate and deactivate result codes
Control line options AT&Cn Data Carrier Detect DCD options
ATXn Extended connect message
AT&Dn Data Terminal Ready DTR options
Memory commands
Data flow control
AT&Zn=x Store telephone number
AT&Wn Store configuration
AT&Z0 =
ATDS=n Dial stored telephone number
AT&Yn Configuration at power-up
AT+C commands for GSM
ATZn Load user profile
AT+CXXSN = ?
+CGMI Siemens
AT+CGMI
AT+CGMM
+CGMM M1
AT+CGSN Request product serial number ID
AT+CEER Extended error report
AT+CHUP Hangup call
Enter
AT+CMEE Report mobile equipment error
AT+CEER
GSM module
AT+CREG?
+CME Error
AT+CREG?
AT+CREG Network registration
AT+COPS Operator selection
EnterAT+CREG? GSM module +CREG 0,0 = not registered
AT+COPS?
AT+COPS=?
+COPS 0, 0, Operator Name
AT+COPS?
AT+COPS=? Display list of available network operators
AT+COPS=?
Privat
Telekom
AT+CPIN Enter PIN and query blocks
AT+CPIN2 Enter PIN2 and query PIN2 blocks
+CME Error Wrong Password
AT+CPIN2=1234
AT+CPWD Change password
AT+CPWD=?
+CPWD SC,8,PS,8, P2,8
Errors
AT+CSQ Signal quality
AT+CSQ
Receive
AT+CKPD=?
AT+CKPD Keypad control
AT+CKPD=?
+CKPD 0123456789*#CDEISUXYZ
AT+CXXSN=?
AT+CXXSN Single-numbering parameterization
+CXXSN 0,1,2
AT+CXXSN=?
AT+CXXSN=2
+CXXMOC 0,1
AT+CXXMOC=?
AT+CXXMOC=1
AT+CPBS=?
AT+CPBS Select phonebook memory storage
+CPBS MD , SM , OW , FD
AT+CPBR=?
AT+CPBR Read phonebook entries
AT+CPBR=?
+CPBR index, number length, text
AT+CPBW Write phonebook entry
AT+CBST?
AT+CBST Select bearer service type
AT+CBST=?
AT+CRC?
AT+CRC Cellular result code
AT+CRC=?
AT+CRC?
AT+CLIP?
AT+CLIP Calling line identification presentation
AT+CLIP=?
AT+CLIP?
AT+CPAS=?
AT+CPAS Phone activity status
AT+CPAS=?
+CPAS 0 1 2 3 4
AT+FCLASS?
AT+FCLASS Select mode
AT+FCLASS=?
AT+FCLASS=?
AT+CXXCID Card identification
AT+C commands for the short message service SMS
AT+CXXCID=?
Parameter command syntax
AT+CSMS Select message service
Values implemented
AT+CPMS Preferred message storage
AT+CMGF Message format
AT+CSCA Service center address
If PDU mode +CMGF=0 and command successful
Action command syntax
If PDU mode +CMGF=0 If send is successful
AT+CMGR Read message
AT+CMGD Delete message
AT+CMGW Write message to memory
AT+CNMI New message indications
AT+CMGL List messages
AT+CMS Error message service failure result codes
+CMGL=?
Value definitions
AT+FDT=
S-registers
AT+FCR= AT+FAAAT+FBUF?AT+FBOR
EnterATS0?S7?
ATSn? Read an S-register
ATSn=x Write to an S-register
ATS0=3
Binary and decimal values in S-registers
You wish to enter the following parameter values
Bit position registers
Decimal input and binary storage
OFF
Overview of the S-registers Please note
DTR on OFF
Technical reference section
ABC
AT&T1
AT&T0
ATIn Display GSM module I-data
Interface
Technical data General
Technical data Hybrid connector manufacturer-specific
Fax
Technical data GSM modes
FAX G3
Data
Etsi contact
GSM documentation GSM reference documents
European Telecommunications Standards Institute
General information CE-Sign
Service
General information