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