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Siemens M20 Terminal, Technical Description

The Siemens M20 Terminal is a versatile and compact communication device designed for easy integration into various industrial applications. This Technical Description manual provides detailed instructions on its installation and operation. You can download this manual for free from our website, ensuring a seamless user experience.

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AT command interface

Version 8 dated 15.03.00

64

Siemens Information and Communication Products

A

  

 

AT+CGSN

Request product serial number identification (IMEI) identical to GSN

Test command

AT+CGSN=?

Response

OK

Execute command

AT+CGSN

Response

TA returns identification text for determination of the individual ME.

<sn> OK

Parameter

<sn>

IMEI of the telephone (International Mobile station Equipment Identity)

Reference

GSM 07.07

Note

See also “AT+GSN Request TA serial number identification”

.

AT+CHLD

Call hold and multiparty

Test command

AT+CHLD=?

Response

+CHLD: list of supported <n>s OK

Execute command

AT+CHLD=[<n>]

Response

TA controls the supplementary services Call Hold, MultiParty and Explicit Call Transfer. Calls can 
be put on hold, recovered, released, added to conversation, and transferred.

Note:

 the supplementary services are only applicable to teleservice 11 (Speech telephony).

OK

If error is related to ME functionality:

+CME ERROR: <err>

Parameter

<n>

0

Terminate all held calls or UDUB (User Determined User Busy)

for a waiting call

1

Terminate all active calls (if any) and accept the other call
 (waiting call or held call)

1X

Terminate the active call number X (X= 1-7)

2

Place all active calls on hold (if any) and accept the other call 
(waiting call or held call) as the active call

2X

Place all active calls except call X (X= 1-7) on hold

3

Add the held call to the active calls

Note:

 

1) Where both are held and a waiting call exists, the above procedures shall apply to the waiting 
call (i.e. not to the held call) in conflicting situation.

2) The full amount of the functions described above depends on the network supplier.

Reference

GSM 07.07

Note

AT+CHUP

Hang up call

Test command

AT+CHUP=?

Response

OK

Execute command

AT+CHUP

Response

OK/ERROR

All active calls and held calls are cleared down.

Reference

GSM 07.07

Note

Summary of Contents for M20 Terminal

Page 1: ...Technical Description Cellular Engine Siemens M20 M20 Terminal Data Voice SMS FAX V 24 How to use this book Table of contents Index ...

Page 2: ...Environments with explosive substances 12 Click here to jump to this section 1 Feat_DCN Called number display The dialled digits are shown on the terminal s dis play AT command terminal or display if connec ted before signal transmission See AT CLCC List current calls of ME GSM 02 07 5 5 1 6 5 2 Feat_CPSind Indication of call progress signals in accordan ce with GSM02 40 The call progress is signa...

Page 3: ... Power supply 17 4 3 Interfaces on the 80 pole SMD connector 17 4 4 Audio interface 25 4 5 Antenna interface 26 5 AT command interface 27 5 1 Syntax of the standard AT commands 27 5 2 Messages returned for normal data communication 27 5 3 Standard AT Hayes commands for controlling the M20 28 5 4 AT commands and responses to GSM 07 07 and GSM 07 05 54 5 5 AT Cellular commands to GSM 07 07 55 5 6 AT...

Page 4: ... of use 206 9 4 Full type approval 206 10 M20 Development Box 207 11 Environmental requirements for the M20 207 12 EMC and ESD requirements 207 13 Migration M1 to M20 207 13 1 SW comparison 207 13 2 System Parameter comparison AT V on the M1 and M20 209 14 References 211 15 Technical data 212 15 1 Technical data of the M20 212 15 2 Design drawing of the M20 213 15 3 Design drawing of the M20 Termi...

Page 5: ...8 6 SIM card connection pins 199 Fig 8 7 Handset connection 199 Fig 9 1 Modular Cellular Engine Siemens M20 Terminal 202 Fig 9 2 Front view of Western plug 6 6 male 203 Fig 9 3 Front view of Western plug 4 4 male 204 Fig 15 1 Design drawing of the M20 213 Fig 15 2 M20 screw dimensions 214 Fig 15 3 M20 Terminal front view 214 Fig 15 4 M20 Terminal back view 214 Fig 15 5 M20 Terminal top and side vi...

Page 6: ...0 specific MMI codes 144 Table 6 4 Languages for display text 144 Table 6 5 Value ranges 144 Table 6 6 Basic MMI codes in accordance with ETS 300 511 145 Table 6 7 Teleservices ts 145 Table 6 8 Changing the password in accordance with ETS 300 511 145 Table 6 9 Service indicator display 152 ...

Page 7: ...al complete this document IMPORTANT Users of the M20 are expressly requested to begin by reading the safety precautions in Chapter 2 Safety precautions for the user on page 8 Information on finding out the software status is provided in Chapter 5 5 AT Cellular commands to GSM 07 07 on page 55 AT GMR AT CGMR If you have any technical questions regarding this document or the product described please...

Page 8: ...use the device in automotive service stations b Users are reminded of the necessity to comply with restrictions regarding the use of radio devices in fuel depots che micals plants and locations where explosives are ignited 2 4 Safety on the road a It is not permitted to signal incoming calls by sounding the vehicle s horn or flashing the lights b Drivers are advised not to use the hand held microp...

Page 9: ...face SIM Lock Network and service provider personalization according to GSM 02 22 Reloadable software GSM900 phase II Compatible in terms of function and control with the GSM modules M1 and A1 2W power part class 4 Single input voltage 6 0 V Average current speech mode 200mA idle mode 20mA Dimensions L x W x H in mm 86 8 x 41 4 x 11 2 Weight 38 g Temperature range 20 C to 55 C Note Voltage supply ...

Page 10: ...r supply status of the application can be signalled on the display network operation battery operation battery supply jeopardized no display Display interface Display controller for dot display can be controlled 2 lines x 13 characters Connector All interfaces with the exception of the antenna type SMR nano are fed out by means of a connector on the hardware side The connector is mechanically stab...

Page 11: ...ee AT COLP Connected line identification presentati on GSM 02 07 5 5 1 6 5 2 Feat_CPSind Indication of call progress signals in accordance with GSM02 40 The call progress is signalled on the display and via audible tones after signal transmission GSM 02 07 6 5 16 3 Feat_PLMNind Country PLMN indication The network operator is shown on the display after successful logon to the PLMN MS idle See AT CO...

Page 12: ...in Austria Germany See ATD Mobile originated call to dial a number and call of supplementary services GSM 02 07 5 5 1 6 5 10 Feat_ServInd Service indicator The call processing status of the terminal is shown on the display when the terminal is idle See AT CREG Network registration GSM 02 07 5 5 1 6 3 11 Feat_DTMF Dual tone multifrequency function If you press the signal key during an existing con ...

Page 13: ...to dial a number and call of supplementary services GSM 02 07 5 5 1 6 5 5 18 Feat_FND Fixed number dialling Only implemented via AT command interface since the MMI has no phone book implemented See ATDS Dial stored phone number in ME phonebook GSM 02 07 5 5 1 19 Feat_BO Barring of outgoing calls Supported locally on the terminal see supplementary service Barring of all outgoing calls See AT CLCK F...

Page 14: ...arding on Mobile Subscriber Not Re achable See AT CCFC Call forwarding number and conditi ons control GSM 02 04 3 1 GSM 02 07 B2 1 5 5 1 6 5 8 CW Call Waiting See AT CCWA Call waiting control GSM 02 04 3 1 5 5 1 9 CH Call Hold See AT CHLD Call hold and multiparty GSM 02 04 3 1 5 5 1 10 MTPy Multiparty Service See AT CHLD Call hold and multiparty GSM 02 04 3 1 5 5 1 11 CUG Closed User Group See AT ...

Page 15: ...mple a GSM telephone a ticket machine some kind of vending machine a hand held device or another terminal device which uses the GSM as a medium for transmitting voice fax data or short messages SMS The precondition is that the base unit has to support the interfaces for the M20 operation as laid down in this technical description Fig 3 2 M20 interface diagram 3 6 CE conformity The M20 bears the CE...

Page 16: ... input Pin 14 VSDI_C VSDO_V Pin 67 VSB to from codec data output VSB to from controller data output Pin 15 VSDO_C VSDI_V Pin 66 VSB to from codec data input Data terminal ready Pin 16 DTR GND Pin 65 Ground Ground Pin 17 GND GND Pin 64 Ground 6 V Power supply Pin 18 DC_IN GND Pin 63 Ground 6 V Power supply Pin 19 DC_IN DC_IN Pin 62 6 V Power supply 6 V Power supply Pin 20 DC_IN DC_IN Pin 61 6 V Pow...

Page 17: ...CP BUZZER SPN SPP POWER_ON RES DSR DCD TXDATA DTR GPCS All DC_IN pins and all GND pins shall be used The maximum number of push pull cycles of the SMD connector shall not exceed 100 4 2 Power supply Single voltage power supply 6V 0 2 V Current consumption max 2A pulses Switch in current pulse Imax 15 A duration approx 10 µs when voltage is applied decreasing 1 e time constant 90 µs at Rsupply 0 1Ω...

Page 18: ...s for enhanced functions on page 111 Note if IGNITION is connected to a fixed voltage 1 3 V the M20 cannot be turned off with an AT command POWER_ON indicates that the microprocessor of M20 is supplied RES level High indicates that the microprocessor of M20 is supplied and working Note RES also can be used as 2 8 V reference level for applications of the M20 For additional information see Fig 4 1 ...

Page 19: ...n be found in Timing values of display interface Fig 4 2 Write timing of display interface Fig 4 3 Read timing of display interface Signal Function I O Level Comments DCS Chip select O 2 8V may be disconnected if unused DRS Address A0 O 2 8V may be disconnected if unused DE Data enable O 2 8V may be disconnected if unused D8 D15 Databus I O 2 8V may be disconnected if unused HWR Write O 2 8V may b...

Page 20: ...el converter is necessary for V 24 level when using the M20 The M20T has a direct 9 pin serial interface port Parameter Comment Min Typ Max Units t10 Write high byte to display enable high 152 ns t11 Display enable high width 462 ns t12 Display enable low width 462 ns t13 Display register select setup 10 ns t14 Display register select hold 5 ns t15 Display chipselect setup 10 ns t16 Display chipse...

Page 21: ...2 Signal levels on the M20 2 8 V 3 Crossing out of signal lines is done inside the M20T so that the M20T can be connected to the PC directly using a stan dard non crossover serial cable 4 Applications directly connecting to the M20 need to cross out the signal paths as shown in the above figure Note If a Pin is not used it can stay unconnected ...

Page 22: ...see detailed information in Chapter 8 8 5 Adding echo suppression functionality on page 200 9 pole D Sub DCE Pin No Description Function CCITT V 24 EIA RS232 DIN 66020 I O DCE to DTE 1 DCD Data Carrier Detect 109 CF M5 O 2 RXD Receive Data 104 BB D2 O 3 TXD Transmit Data 103 BA D1 I 4 DTR Data Terminal Ready 108 CD S1 I 5 GND Ground 102 AB E2 6 DSR Data set ready 107 CC M1 O 7 RTS Request to send ...

Page 23: ...odec VSFS_V Synchronisation O 2 8V to codec VSCLK_V Clock O 2 8V to codec VSDO_V Data output O 2 8V to codec VSDI_V Data Input I 2 8V to codec Parameter Comment Min Typ Max Units t43 VSDI setup time before VSCLK low 25 ns t44 VSDI hold time after VSCLK low 10 ns t47 VSFS delay from VSCLK high 25 ns t48 VSFS hold time after VSCLK high 20 ns t49 VSDO hold time after VSCLK high 20 ns t50 VSDO delay f...

Page 24: ...d interface t94 VSDI hold time after VSCLK low 7 ns t95 VSDO delay after VSCLK high 0 15 ns Signal Function I O Level Comments CCVCC SIM card power supply O 2 8 V Contact C1 1 CCRST SIM card Reset O 2 8 V Contact C2 1 CCIO SIM card data in out I O 2 8 V Contact C7 1 CCCLK SIM card clock O 2 8 V Contact C3 1 CCIN SIM card Inserted switch I 2 8 V must be connected to GND if SIM card reader does not ...

Page 25: ... must be AC coupled in put resistance 11 22 MΩ Note may be disconnected if unused SPP Speaker plus O Vpp V nom 2 1909 max 3 156 min load resistance 32 Ω max load capacitance 100 pF should be AC coupled Note may be disconnected if unused SPN Speaker minus O Vpp V nom 2 1909 max 3 156 min load resistance 32 Ω max load capacitance 100 pF should be AC coupled Note may be unconnected if unused BUZZER B...

Page 26: ...ce connector of the M20 unit is SMR nano male Hence the connector on the GSM antenna or antenna cable has to be SMR nano female Note the maximum number of push pull cycles shall not exceed 100 For further information on GSM antennas and sources of connectors see Chapters 7 1 GSM antenna on page 154 and 7 5 Sources for connectors on page 157 Frequency TX 890 915 MHz Frequency RX 935 960 MHz Impedan...

Page 27: ... be combined in the same command line Spaces between the individual bodies are ignored The com mands can be classified as basic commands without or extended commands with or Commands are acknowledged with OK or ERROR A command currently being processed is interrupted by each sub sequent incoming character Consequently the next command must wait until acknowledgment has been received as otherwise t...

Page 28: ...only ATQ Set result code presentation mode Page 39 ATS0 Set number of rings before automatically answering the call Page 40 ATS2 Set Hayes ESC character Page 40 ATS3 Set command line termination character Page 40 ATS4 Set response formatting character Page 41 ATS5 Set command line editing character Page 41 ATS6 Set pause before blind dialling Command ignored command for V 25ter compatibility only ...

Page 29: ...del identification Page 49 AT GMR Request TA revision identification Page 49 AT GOI Request global object identification Page 50 AT GSN Request TA serial number identification Page 50 AT ICF Set TE TA control character framing Page 50 AT IFC Set TE TA local data flow control Page 51 AT ILRR Set TE TA local rate reporting mode Page 52 AT IPR Set fixed local rate Page 53 A Repeat previous command li...

Page 30: ...d Note2 this command may be aborted generally by receiving a character during execution This command cannot be aborted in some connection setup states such as handshaking If successfully connected CONNECT text Note text only if parameter setting X 0 TA switches to data mode When TA returns to command mode after call release OK If no connection NO CARRIER Parameter Reference V 25ter Note ATD Mobile...

Page 31: ...ng X 0 TA switches to data state When TA returns to command mode after call release OK If successfully connected and voice call OK Parameter n string of dialling digits and optionally V 25ter and GSM modifier characters dialling digits 0 9 only for supplementary service call only as first character for call A B C they are ignored V 25ter modifiers comma T P W they are ignored GSM modifiers I 31 CL...

Page 32: ...t reg eras CF no reply CCFC choice of 62 DN BS Act deact int reg eras CF no reach CCFC choice of 002 DN BS T Act deact int reg eras CF all CCFC choice of 004 DN BS T Act deact int reg eras CF all cond CCFC choice of 43 BS Activation deactivation int WAIT CCWA choice of 33 Pw BS Act deact int BAOC CLCK choice of 331 Pw BS Act deact int BAOIC CLCK choice of 332 Pw BS Act deact int BAOIC exc home CLC...

Page 33: ...connection cannot be set up NO CARRIER If successfully connected and non voice call CONNECT text Note text only if parameter setting X 0 TA switches to data state When TA returns to command mode after call release OK If successfully connected and voice call OK Parameter mem phonebook FD SIM fixdialling phonebook LD SIM last dialling phonebook RC ME received calls list MC ME missed unanswered recei...

Page 34: ...or is related to ME functionality CME ERROR err If no dialtone and parameter setting X 2 or X 4 NO DIALTONE If busy and parameter setting X 3 or X 4 BUSY If a connection cannot be set up NO CARRIER If successfully connected and non voice call CONNECT text Note text only if parameter setting X 0 TA switches to data state When TA returns to command mode after call release OK If successfully connecte...

Page 35: ...me connection setup states such as handshaking If error is related to ME functionality CME ERROR err If no dialtone and parameter setting X 2 or X 4 NO DIALTONE If busy and parameter setting X 3 or X 4 BUSY If a connection cannot be set up NO CARRIER If successfully connected and non voice call CONNECT text Note text only if parameter setting X 0 TA switches to data state When TA returns to comman...

Page 36: ...tup states such as handshaking If no dialtone and parameter setting X 2 or X 4 NO DIALTONE If busy and parameter setting X 3 or X 4 BUSY If a connection cannot be set up NO CARRIER If successfully connected and non voice call CONNECT text Note text only if parameter setting X 0 TA switches to data state When TA returns to command mode after call release OK If successfully connected and voice call ...

Page 37: ...orted in some connection setup states such as handshaking If there is no last number or number is not valid CME ERROR or If no dialtone and parameter setting X 2 or X 4 NO DIALTONE If busy and parameter setting X 3 or X 4 BUSY If a connection cannot be set up NO CARRIER If successfully connected and non voice call CONNECT text Note text only if parameter setting X 0 TA switches to data state When ...

Page 38: ... CARRIER If successfully connected and non voice call CONNECT text Note text only if parameter setting X 0 TA switches to data state When TA returns to command mode after call release OK If successfully connected and voice call OK Parameter n address of stored phone number voice call Reference Siemens Note ATE Enable command echo Set command ATE value Response This setting determines whether or no...

Page 39: ...data mode Execute command ATO n Response TA resumes the connection and switches back from command mode to data mode If connection is not successfully resumed NO CARRIER or TA returns to data mode from command mode CONNECT text Note text only if parameter setting X 0 Parameter n 0 switch from command mode to data mode Reference V 25ter Note ATQ Set result code presentation mode Set command ATQ n Re...

Page 40: ...ote ATS2 Set Hayes ESC character Read command ATS2 Response n OK Set command ATS2 n Response This parameter setting determines the characters used in Hayes ESC sequence OK Parameter n 1 43 127Hayes escape character Note default 43 Reference V 25ter Note ATS3 Set command line termination character Read command ATS3 Response n OK Set command ATS3 n Response This parameter setting determines the char...

Page 41: ...elete the imme diately preceding character from the command line OK Parameter n 0 8 127 command line editing character Note default 8 backspace Reference V 25ter Note ATS7 Set number of seconds to wait for connection completion Read command ATS7 Response n OK Set command ATS7 n Response This parameter setting determines the amount of time to wait for connection completion when ans wering or origin...

Page 42: ...ength for Hayes ESC sequence Read command ATS12 Response n OK Set command AT12 n Response This parameter setting determines the length of pause on the start and end of Hayes escape sequence in 0 1 sec OK Parameter n 1 10 255 number of tenths of seconds of pause length Reference V 25ter Note ATV Set result code format mode Set command ATV value Response This parameter setting determines the content...

Page 43: ...t codes SALERTING SQUEUED SBUSY and SNO CARRIER are sent if necessary Reference V 25ter Note ATZ Set all current parameters to user defined profile Execute command ATZ value Response TA sets all current parameters to the user defined profile Note 1 The user defined profile is stored in non volatile memory Note 2 If invalid the user profile will be reset to the factory default profile Note 3 Any ad...

Page 44: ...rent parameters to the manufacturer defined profile Note 1 When using AT F CR alone a delay of 300ms needed before next command AT is sent Otherwise OK response may be corrupted 2 No restrictions of use of F within a command string e g AT Fs0 1 W cbst 7 0 1 3 A delay of 300ms is needed before next command ist sent otherwise OK response may be corrupted OK Parameter value 0 set all TA parameters to...

Page 45: ...61 48 6 1 3 CRC 0 CR 1 FCLASS 0 IFC 2 2 ICF 3 3 DR 1 CMGF 0 CSDH 1 CNMI 2 1 0 0 0 ILRR 0 IPR 19200 DS 0 0 512 6 CMEE 2 SMGO 0 CSMS 0 SACM 0 SCKS 0 CREG 2 CCUG 0 0 0 CLIP 0 COLP 0 CCWA 0 CAOC 1 CLIR 0 COPS 0 OK Parameter n 0 profile number Reference Note AT W Store current parameter to user defined profile Execute command AT W n Response TA stores the current parameter setting in the user defined p...

Page 46: ...ot be stored Letter A will be changed to A AT D Automatic dialling phone number in mem ME index 1 with DTR Execute command AT D n Response TA attempts to set up an outgoing call to stored number TA reads the phone number in ME memory with index 1 and calls this number If no dialtone and parameter setting X 2 or X 4 NO DIALTONE If busy and parameter setting X 3 or X 4 BUSY If a connection cannot be...

Page 47: ...ue Response This parameter setting determines whether or not the intermediate result code of the current data compression is reported by TA to TE after a connection setup OK Parameter value 0 reporting disabled 1 reporting enabled Intermediate result code DR type Note reported at call setup Parameter type NONE data compression is not in use V42B Rec V42bis is in use in both directions B42B RD Rec ...

Page 48: ...ter call setup Note1 only for data call Note2 GSM transmits the data transparent The remote TA may support this compression OK Parameter Note see also ITU V 42bis p0 0 NONE 1 transmit only 2 receive only 3 both directions but allow negotiation n 0 allow negotiation of p0 down 1 do not allow negotiation of p0 disconnect on difference p1 512 1024 dictionary size Note default determined by manufactur...

Page 49: ...Test command AT GMM Response OK Parameter Execute command AT GMM TA reports one or more lines of information text which permit the user to identify the specific mo del of device M20 OK Parameter Reference V 25ter Note See also AT CGMM Request model identification AT GMR Request TA revision identification of software status Test command AT GMR Response OK Execute command AT GMR Response TA reports ...

Page 50: ...Note The serial number IMEI is different for individual ME devices AT ICF Set TE TA control character framing Test command AT ICF Response ICF list of supported format s list of supported parity s OK Parameter see set command Read command AT ICF Response ICF format parity OK Note framing is applied for command state Parameter see set command Set command AT ICF format parity Response This parameter...

Page 51: ...d AT IFC dce_by _dte dte_by_dc e Response This parameter setting determines the data flow control on the serial interface for data mode OK Parameter dce_by_dte specifies the method which will be used by TE when data is received from TA 0 None 1 XON XOFF don t pass characters on to data stack 2 line 133 ready for receiving 3 XON XOFF pass characters on to data stack dte_by_dce specifies the method ...

Page 52: ...se This parameter setting determines whether or not an intermediate result code of local rate is repor ted at connection setup The rate is applied after the final result code of the connection is transmitted to TE OK Parameter value 0 Disables reporting of local port rate 1 Enables reporting of local port rate Intermediate result ILLR rate Note It indicates port rate settings on connection Paramet...

Page 53: ...ommand string e g AT Fs0 1 ipr 9600 W cbst 7 0 1 Read command AT IPR Response IPR rate OK Parameter see set command Set command AT IPR rate Response This parameter setting determines the data rate of the TA on the serial interface TA must also accept the following minimum rates from TE in command mode only 1200 bit s and 9600 bit s The rate of command takes effect following the issue of any result...

Page 54: ...urns the list of parameters and value ranges set with the corresponding set command or by internal processes Read command AT CXXX This command returns the currently set value of the parameter or parameters Set command AT CXXX This command sets user definable parameter values Execution com mand AT CXXX The execution command reads non variable parameters affected by internal processes in the telepho...

Page 55: ... subscriber identity Page 65 AT CLCC List current calls of ME Page 65 AT CLCK Facility lock Page 66 AT CLIP Calling line identification presentation Page 67 AT CLIR Calling line identification restriction Page 68 AT CMEE Report mobile equipment error Page 68 AT COLP Connected line identification presentation Page 69 AT COPS Operator selection Page 70 AT CPAS Mobile equipment activity status Page 7...

Page 56: ...ulated call meter ACM reset or query Test command AT CACM Response OK Parameter Read command AT CACM Response TA returns the current ACM value CACM acm OK If error is related to ME functionality CME ERROR err Parameter acm string type three bytes of the current ACM value in hexadecimal format e g 00001E indicates decimal value 30 000000 FFFFFF Set command AT CACM passwd Parameter passwd string typ...

Page 57: ...arameter see set command Set command AT CAMM ac mmax pass wd Response TA sets the Advice of Charge related to the accumulated call meter maximum value in SIM file EF ACMmax ACMmax contains the maximum number of home units allowed to be consumed by the subscriber OK If error is related to ME functionality CME ERROR err Parameter acmmax string type three bytes of the max ACM value in hexadecimal for...

Page 58: ...ccm string type three bytes of the current CCM value in hexadecimal format e g 00001E indicates decimal value 30 bytes are similarly coded as ACMmax value in the SIM 000000 FFFFFF Action command AT CAOC Response TA returns the current call meter value same as AT CAOC 0 Unsolicited result code When activated an unsolicited result code is sent when the CCM value changes but not more that every 10 se...

Page 59: ...t ce to be used when data calls are originated Values may also be used during mobile terminated data call setup especially in case of single numbering scheme calls refer CSNS OK Parameter speed 1 300 bps V 21 2 1200 bps V 22 3 1200 75 bps V 23 4 2400 bps V 22bis 5 2400 bps V 26ter 6 4800 bps V 32 7 9600 bps V 32 65 300 bps V 110 66 1200 bps V 110 68 2400 bps V 110 70 4800 bps V 110 71 9600 bps V 1...

Page 60: ...reas 0 3 CCFC status class1 number type time CR LF CCFC OK If error is related to ME functionality CME ERROR err Parameter reas 0 unconditional 1 mobile busy 2 no reply 3 not reachable 4 all call forwarding 0 3 5 all conditional call forwarding 1 3 mode 0 disable 1 enable 2 query status 3 registration 4 erasure number string type phone number of forwarding address in format specified by type type ...

Page 61: ...ionality CME ERROR err Parameter see set command Set command AT CCUG n index in fo Response TA sets the closed user group supplementary service parameters as a default adjustment for all fol lowing calls OK Parameter n 0 disable CUG 1 enable CUG index 0 9 CUG index 10 no index preferred CUG taken from subscriber data info 0 no information 1 suppress OA Outgoing Access 2 suppress preferential CUG 3...

Page 62: ...lt code 1 enable presentation of unsolicited result code mode when mode parameter not given network is not interrogated 0 disable 1 enable 2 query status class is a sum of integers each representing a class of information 1 voice telephony 2 data usually refers to all bearer services if mode 2 this may refer only to some bearer services 4 fax 7 all classes status 0 not active 1 enable Unsolicited ...

Page 63: ...cation text SIEMENS Parameter manufacturer Reference GSM 07 07 Note See also AT GMI Request manufacturer identification AT CGMM Request model identification Test command AT CGMM Response OK Execute command AT CGMM Response TA returns product model identification text M20 OK Parameter model Reference GSM 07 07 Note See also AT GMM Request TA model identification AT CGMR Request revision identificat...

Page 64: ...ementary services are only applicable to teleservice 11 Speech telephony OK If error is related to ME functionality CME ERROR err Parameter n 0 Terminate all held calls or UDUB User Determined User Busy for a waiting call 1 Terminate all active calls if any and accept the other call waiting call or held call 1X Terminate the active call number X X 1 7 2 Place all active calls on hold if any and ac...

Page 65: ...number type alpha CR LF CLCC id2 dir stat mode mpty number type alpha OK If error is related to ME functionality CME ERROR err Parameter idx integer type call identification number as described in GSM 02 30 19 subclause 4 5 5 1 this number can be used in CHLD command operations dir 0 mobile originated MO call 1 mobile terminated MT call stat state of the call 0 active 1 held 2 dialling MO call 3 a...

Page 66: ...SIM requests password at ME power up and when this lock command issued FD SIM fixed dialling memory feature if PIN2 authentication has not been performed du ring the current session PIN2 is required as passwd AO BAOC Bar All Outgoing Calls OI BOIC Bar Outgoing International Calls OX BOIC exHC Bar Outgoing International Calls except to Home Country AI BAIC Bar All Incoming Calls IR BIC Roam Bar Inc...

Page 67: ... n 0 suppress unsolicited result codes 1 display unsolicited result codes m 0 CLIP not provisioned 1 CLIP provisioned 2 unknown Unsolicited result code When CLIP is enabled at the TE and is permitted by the calling subscriber an unsolicited result code is returned after every RING or CRING type at a mobile terminating call CLIP number type Note 4 different cases for CLIP CLIP number type CLIP numb...

Page 68: ...is used according to the subscription of the CLIR ser vice 1 CLIR invocation 2 CLIR suppression m parameter shows the subscriber CLIR service status in the network 0 CLIR not provisioned 1 CLIR provisioned in permanent mode 2 unknown e g no network etc 3 CLIR temporary mode presentation restricted 4 CLIR temporary mode presentation allowed Reference GSM 07 07 Note If other party sets CLIR then the...

Page 69: ...ets shows the result code presentation status in the TA 0 disable 1 enable m parameter shows the subscriber COLP service status in the network 0 COLP not provisioned 1 COLP provisioned 2 unknown e g no network etc Intermediate result code When enabled and called subscriber allows an intermediate result code is returned before any CR or V 25ter responses COLP number type subaddr satype alpha Parame...

Page 70: ...GSM network operator If the selected operator is not available no other operator shall be selected except mode 4 The selected operator name format shall apply to further read commands COPS also Parameters used with the set command are stored in the non volatile memory e g using AT COPS 2 to book out of the net causes the system to NOT automatically book in after the next power on AT COPS 0 1 is ne...

Page 71: ... Parameter see execute command Execute command AT CPBF findtext Response TA returns phonebook entries from the current phonebook memory storage selected with CPBS which alphanumeric fields contains findtext CPBF index1 number type text CR LF CBPF index2 number type text OK If error is related to ME functionality CME ERROR err AT CPBF Response List of all phonebook entries in currently active phone...

Page 72: ...tlength OK If error is related to ME functionality CME ERROR err Execute command AT CPBR index1 index2 Response TA returns phonebook entries in location number range index1 index2 from the current phonebook memory storage selected with CPBS If index2 is left out only location index1 is returned CPBR index1 number type text CR LF CPBR CPBR index2 number type text OK If error is related to ME functi...

Page 73: ...ringtext maximal length tlength index1 Index of the previous phonebook entry related to browsetext in alphabetical or der index2 Index of the searched phonebook entry index3 Index of the next phonebook entry related to browsetext in alphabetical order nlength maximum length of phone number tlength maximum length of text index location number number phone number type type of number e g 145 when dia...

Page 74: ...ld characters B or b and sub address Example AT CPBW 1 1234b6 for b any number from 0 to 9 may be used AT CPBW 2 011707 any number starting with 011707 is accepted LD SIM last dialling phonebook MC ME missed unanswered received call list CPBW can only be used for deleting ME ME Phonebook write with AT Zn see also AT D ME Phonebook storage pos 1 5 MT Combined ME and SIM Phonebook ON SIM or ME own n...

Page 75: ...ber type text CR LF CR LF OK if value 2 after value 1 TA steps up one entry SPBA index1 number type text CR LF SPBA index2 number type text CR LF SPBA index3 number type text CR LF CR LF OK If error is related to ME functionality CME ERROR err The parameters in the response are explained in the specification of the AT SPBA Browse the pho nebook alphabetically command Reference Note This command ca...

Page 76: ...ocation in the pho nebook see note for MT phonebook The string number may also contain letters these are stored as capitals Note PIN2 is necessary for writing in FD phonebook OK If error is related to ME functionality CME ERROR err Parameter nlength max length of phone number tlength max length of text for number index location number number phone number type type of number e g 145 when dialling s...

Page 77: ...ommand was acknowledged with error CME ERROR 18 Set command AT CPIN pin new pin Response TA stores a password which is necessary before it can be operated SIM PIN SIM PUK PH SIM PIN etc If the PIN is to be entered twice the TA shall automatically repeat the PIN If no PIN request is pending no action is taken and an error message CME ERROR is returned to TE If the PIN required is SIM PUK or SIM PUK...

Page 78: ...RROR is returned to TE If the PIN required is SIM PUK2 the second pin is required This second pin newpin is used to replace the old pin2 in the SIM OK If error is related to ME functionality CME ERROR err Parameter pin password string type should be entered in double quotes E g AT CPIN2 9515 new pin if the PIN required is SIM PUK2 new password Reference Note Commands used by PIN2 AT CACM Accumulat...

Page 79: ...his lock command issued AO BAOC Bar All Outgoing Calls OI BOIC Bar Outgoing International Calls OX BOIC exHC Bar Outgoing International Calls except to Home Country AI BAIC Bar All Incoming Calls IR BIC Roam Bar Incoming Calls when Roaming outside the home country AB All Barring services applicable only for mode 0 AG All outGoing barring services applicable only for mode 0 AC All inComing barring ...

Page 80: ... all characters will be cut off after the third position Before they are written to the SIM Card these characters are converted to the standard GSM alphabet Any unknown characters are replaced by a space ppu string type price per unit dot is used as a decimal separator e g 2 66 Its length is limited to 20 characters If the string length is exceeded the command is terminat ed with an error This str...

Page 81: ...LP version verx Only RLP parameters appli cable to the corresponding verx are returned Note versions 0 and 1 share the same parameter set TA returns only one line for this set where verx is not present CRLP iws mws T1 N2 ver1 T4 CRLP iws mws T1 N2 ver2 T4 OK Parameter see set command Set command AT CR LP iws mws T1 N2 ver T4 Response TA sets radio link protocol RLP parameters used when non transpa...

Page 82: ...nd AT CRC mo de Response TA controls whether or not the extended format of incoming call indication is used OK Parameters mode 0 disable extended format 1 enable extended format Unsolicited result code When enabled an incoming call is indicated to the TE with unsolicited result code CRING ty pe instead of the normal RING Parameter type ASYNC asynchronous transparent SYNC synchronous transparent RE...

Page 83: ...sable 1 enable Intermediate result code When enabled an intermediate result code is transmitted at the point during connect negotiation when the TA has determined the speed and quality of service will be used before any error control or data compression reports are transmitted and before any final result code e g CONNECT is transmitted CR serv Parameter serv ASYNC asynchronous transparent SYNC syn...

Page 84: ...REG stat lac ci when n 2 and there is a change of the network cell OK Parameter n 0 disable network registration unsolicited result code 1 enable network registration unsolicited result code CREG stat 2 enable network registration and location information unsolicited result code CREG stat lac ci stat 0 not registered ME is not currently searching for a new operator at which to register 1 registere...

Page 85: ... to the SIM hexadecimal character format sw1 sw2 integer type information from the SIM about the execution of the ac tual command These parameters are delivered to the TE in both cases on successful or failed execution of the command response response of a successful completion of the command previously issued hexadecimal character format Reference GSM 07 07 Note Parameters command fileid P1 P2 P3...

Page 86: ...s correctly between TE and ME character sets OK Parameter chset conversion schemes IRA international reference alphabet ITU T T 50 PCCP850 MS DOS Code Page 850 Latin 1 PCCP852 MS DOS Code Page 852 Latin 2 PCCP1252 Code Page 1252 Windows Latin 1 ANSI PCCP1250 Code Page 1250 Windows Latin 2 Central Europe 8859 1 ISO 8859 Latin 1 character set 8859 2 ISO 8859 Latin 2 character set TTP GSM default alp...

Page 87: ... OK Parameter see execute command Execute command AT CSQ Response TA returns received signal strength indication rssi and channel bit error rate ber from the ME CSQ rssi ber OK Parameter rssi Receive level 0 113 dBm or less 1 111 dBm 2 30 109 53 dBm 31 51 dBm or greater 99 not known ber Bit error rate 0 7 as RXQUAL values in the table in GSM 05 08 section 8 2 4 99 not known Reference GSM 07 07 Not...

Page 88: ... When str is given a mobile initiated USSD string or a response USSD string to a network initiated operation is sent to the network OK If error is related to ME functionality CME ERROR err Note The set command should be abortable when network is interrogated Parameters n 0 disable unsolicited result code presentation 1 enable unsolicited result code presentation 2 cancel ongoing USSD session str s...

Page 89: ...class 1 commands according to TIA EIA 578 A can be used by FAX appli cations AT FTS time stop transmission and wait time 10ms intervals 0 255 AT FRS time wait for silence time 10ms intervals 0 255 AT FTM mod transmit data with mod carrier AT FRM mod receive data with mod carrier AT FTH mod transmit HDLC data with mod carrier AT FRH mod receive HDLC data with mod carrier AT FMI Fax report manufactu...

Page 90: ... Id OK Parameters Revision Id according to the revision Reference Note AT VGR Receive gain selection of speaker Test command AT VGR Response VGR list of supported n OK Parameter see set command Read command AT VGR Response VGR n OK Parameter see set command Set command AT VGR n Response TA sets amplification of audio samples sent from the TA to the computer OK Parameter n 0 Automatic gain control ...

Page 91: ...0 255 0xFF gain 20 log n 128 Note default value is 128 Hex input not accepted Reference GSM 07 07 Note Set command works only in audio mode 3 AT VIP Initialize voice parameters Test command AT VIP Response VIP list of supported n s OK Parameter see set command Test command AT VIP Response VIP n OK Parameter see set command Set command AT VIP n Response TA activates the selected audio set OK Parame...

Page 92: ...en announcing the start of a recording period Note D is used only for dialling 1 This is interpreted as a sequence of DTMF tones whose duration is set by the VTD command 2 This has no function at GSM 3 This is interpreted as a DTMF tone whose duration is determined by duration OK If error is related to ME functionality CME ERROR err Note the command is write only Parameter dtmf String of ASCII cha...

Page 93: ...02 AT CNMI New SMS message indications Page 103 AT CPMS Preferred SMS message storage Page 105 AT CRES Restore SMS settings Page 105 AT CSAS Save SMS settings Page 106 AT CSCA SMS service centre address Page 106 AT CSCB Select cell broadcast SMS messages Page 106 AT CSDH Show SMS text mode parameters Page 108 AT CSMP Set SMS text mode parameters Page 109 AT CSMS Select message service Page 109 AT ...

Page 94: ...and AT CMGL stat Parameter 1 If text mode stat REC UNREAD Received unread messages default REC READ Received read messages STO UNSENT Stored unsent messages STO SENT Stored sent messages ALL All messages 2 If PDU mode stat 0 Received unread messages default 1 Received read messages 2 Stored unsent messages 3 Stored sent messages 4 All messages Response TA returns messages with status value stat fr...

Page 95: ...dress Address Value field in string format BCD num bers or GSM default alphabet characters are converted into characters type of address given by toda data In the case of SMS GSM 03 40 TP User Data in text mode responses format if dcs indicates that GSM 03 38 default alphabet is used and fo indicates that GSM 03 40 TP User Data Header Indication is not set ME TA convertsGSM alphabet into cur rent ...

Page 96: ...ed by GSM 03 40 TPDU in hexade cimal format ME TA converts each octet of TP data unit into hexadecimal numbers containing two IRA characters e g octet with integer value 42 is presented to TE as two characters 2A IRA 50 and 65 In the case of CBS GSM 03 41 TPDU in hexade cimal format page GSM 03 41 CBM Page Parameter bits 4 7 in integer format ra GSM 03 40 TP Recipient Address Address Value field i...

Page 97: ...2 If PDU mode CMGF 0 and command successful CMGR stat alpha length CR LF pdu OK 3 If error is related to ME functionality CMS ERROR err Parameter stat integer type in PDU mode default 0 or string type in text mode default REC UN READ indicates the status of message in memory defined values 0 REC UNREAD received unread message i e new message 1 REC READ received read message 2 STO UNSENT stored uns...

Page 98: ...time string format yy MM dd hh mm ss zz where characters indicate year two last digits month day hour minutes seconds and time zone For example 6th of May 1994 22 10 00 GMT 2 hours equals 94 05 06 22 10 00 08 fo depending on the command or result code first octet of GSM 03 40 SMS DELIVER SMS SUBMIT default 17 SMS STATUS REPORT or SMS COMMAND de fault 2 in integer format length integer type value i...

Page 99: ... AT CSCS Select TE character set type of address given by tosca scts GSM 03 40 TP Service Centre Time Stamp in time string format refer dt sn GSM 03 41 CBM Serial Number in integer format st GSM 03 40 TP Status in integer format toda GSM 04 11 TP Destination Address Type of Address octet in integer format when first character of da is IRA 43 default is 145 otherwise default is 129 tooa GSM 04 11 T...

Page 100: ...r cdata in characters or in PDU mode CMGF 0 the length of the actual TP data unit in octets i e the RP layer SMSC address octets are not coun ted in the length mr GSM 03 40 TP Message Reference in integer format scts GSM 03 40 TP Service Centre Time Stamp in time string format refer dt dt GSM 03 40 TP Discharge Time in time string format yy MM dd hh mm ss zz where characters indicate year two last...

Page 101: ...e of address given by toda tooa GSM 04 11 TP Originating Address Type of Address octet in integer format de fault refer toda toda GSM 04 11 TP Destination Address Type of Address octet in integer format when first character of da is IRA 43 default is 145 otherwise default is 129 length integer type value indicating in the text mode CMGF 1 the length of the message body data or cdata in characters ...

Page 102: ...ode CMGF 0 and send successful CMSS mr ackpdu OK 3 If error is related to ME functionality CMS ERROR err Parameter ackpdu GSM 03 40 RP User Data element of RP ACK PDU format is same as for pdu in case of SMS but without GSM 04 11 SC address field and parameter shall be bounded by double quote characters like a normal string type parameter index integer type value in the range of location numbers s...

Page 103: ...des when TA TE link is reserved e g in on line data mode Otherwise forward them directly to the TE 2 Buffer unsolicited result codes in the TA when TA TE link is reserved e g in on line data mode and flush them to the TE after reservation Otherwise forward them directly to the TE 3 Forward unsolicited result codes directly to the TE TA TE link specific in band technique used to embed result codes ...

Page 104: ...so for messages other than class 3 e g SIM specific messages ME may choose not to route messages of such data coding schemes into TE indication of a stored CBM may be given as defined in bm 1 Note 2 SMS DELIVERs routed directly to TE are NOT supported ds 0 No SMS STATUS REPORTs are routed to the TE bfr 0 TA buffer of unsolicited result codes defined within this command is flushed to the TE when mo...

Page 105: ...E functionality CMS ERROR err Parameter mem1 Messages to be read and deleted from this memory storage SM SIM message storage mem2 Messages will be written and sent to this memory storage SM SIM message storage mem3 Received messages will be placed in this memory storage if routing to PC is not set CNMI SM SIM message storage usedx Number of messages currently in memx totalx Number of messages stor...

Page 106: ... sca tosca Response TA updates the SMSC address through which mobile originated SMs are transmitted In text mode setting is used by send and write commands In PDU mode setting is used by the same commands but only when the length of the SMSC address coded into pdu parameter equals zero OK Parameter sca GSM 04 11 RP SC address Address Value field in string format BCD numbers or GSM default alphabet...

Page 107: ...s s are written in order of priority The indices and DCS selec ted are stored on the SIM card This may restrict the number of indices and DCS al lowed sn Serial Number CB SMS receive with Message Identifiers MI less than 1000 CB SMS receive with Message Identifiers MI greater than 999 Only CB SMS for which the MI matches a registered mids are received If a CB SMS is received this is only stored if...

Page 108: ... indications command AT CSDH Show SMS text mode parameters Test command AT CSDH Response CSDH list of supported show s OK Parameter see set command Read command AT CSDH Response CSDH show OK Parameter see set command Set command AT CSDH show Response TA sets whether or not detailed header information is shown in text mode result codes OK Parameter show 0 do not show header values defined in comman...

Page 109: ...rmat depending on the command or result code GSM 03 38 Reference GSM 07 05 Note The command writes the parameters in NON VOLATILE memory with AT CSAS Save SMS set tings AT CSMS Select Message Service Test command AT CSMS Response CSMS list of supported service s OK Parameter see set command Read command AT CSMS Response CSMS service mt mo bm OK Parameter see set command Set command AT CSMS ser vic...

Page 110: ...AT command interface Version 8 dated 15 03 00 110 Siemens Information and Communication Products A Reference GSM 07 05 Note ...

Page 111: ... storage without changing status to read Page 118 AT SMGO Set or query SMS overflow present mode or query SMS overflow Page 118 AT SMGR Read SMS message without set to REC READ Page 119 AT SMSO Switch off mobile station Page 122 AT SNFA Set or query of microphone attenuation Page 122 AT SNFE Set or query echo suppression parameters Page 123 AT SNFI Set microphone path parameters Page 124 AT SNFM M...

Page 112: ...de 1 display unsolicited result code acm ACM string type three bytes of the current ACM value in hexadecimal for mat e g 00001E indicates decimal value 30 000000 FFFFFF acm_max ACMmax string type three bytes of the max ACM value in hexadecimal format e g 00001E indicates decimal value 30 000000 disable ACMmax feature 000001 FFFFFF ccm string type three bytes of the current CCM value in hexadecimal...

Page 113: ...tion mode and query SIM connection status Test command AT SCKS Response SCKS list of supported n s OK Parameter see set command Read command AT SCKS Response TA returns SIM connected presentation mode and SIM connected status SCKS n m OK Parameter see set command Set command AT SCKS n Response TA sets SIM connected presentation mode whether or not an unsolicited result code is to be sent to TE whe...

Page 114: ...mens GSM 07 07 AT CLCC Note AT SCTM Set critical operating temp present mode or query temp Test command AT SCTM Response SCTM list of supported n s OK Parameter see set command Read command AT SCTM Response TA returns setting critical operating temperature presentation mode and temperature data SCTM n m OK Parameter see set command Set command AT SCTM n Response TA sets critical operating temperat...

Page 115: ... Response Set the presentation of unsolicited result codes or query status of current calls SFPCS idx hld mpty if mode 2 Parameter mode mode of presentation 0 Unsolicited result codes off 1 Unsolicited result codes on 2 Query status of all connections idx Call index value as in AT CLCC hld Call is on held by remote party 0 no 1 yes mpty Call is in multiparty by remote party 0 no 1 yes Reference Un...

Page 116: ...previously used cards thus not requiring password when they are inserted SC SIM lock SIM cards SIM requests password at ME power up and when this lock command issued FD SIM fixed dialling memory feature if PIN2 authentication has not been per formed during the current session PIN2 is required as passwd AO BAOC Bar All Outgoing Calls OI BOIC Bar Outgoing International Calls OX BOIC exHC Bar Outgoin...

Page 117: ...AT command interface Version 8 dated 15 03 00 117 Siemens Information and Communication Products A Reference GSM 07 07 AT CLCK Note ...

Page 118: ...T CMGL List SMS messages from preferred store Reference GSM Engine A1 GSM 07 05 Note AT SMGO Set or query SMS overflow presentation mode or query SMS overflow Test command AT SMGO Response SMGO list of supported n s OK Parameter see set command Read command AT SMGO Response TA returns overflow presentation mode and SMS overflow status SMGO n mode OK Parameter see set command Set command AT SMGO n ...

Page 119: ...ssful CMGR stat alpha length CR LF pdu OK 3 If error is related to ME functionality CMS ERROR err Parameter stat integer type in PDU mode default 0 or string type in text mode default REC UN READ indicates the status of message in memory defined values 0 REC UNREAD received unread message i e new message 1 REC READ received read message 2 STO UNSENT stored unsent message only applicable to SMs 3 S...

Page 120: ... time string format yy MM dd hh mm ss zz where characters indicate year two last digits month day hour minutes seconds and time zone For example 6th of May 1994 22 10 00 GMT 2 hours equals 94 05 06 22 10 00 08 fo depending on the command or result code first octet of GSM 03 40 SMS DELIVER SMS SUBMIT default 17 SMS STATUS REPORT or SMS COMMAND de fault 2 in integer format length integer type value ...

Page 121: ... Stamp in time string format refer dt sn GSM 03 41 CBM Serial Number in integer format st GSM 03 40 TP Status in integer format toda GSM 04 11 TP Destination Address Type of Address octet in integer format when first character of da is IRA 43 default is 145 otherwise default is 129 tooa GSM 04 11 TP Originating Address Type of Address octet in integer format de fault refer toda tora GSM 04 11 TP R...

Page 122: ...al checks show that the signal is no longer LOW the checks sequence restarts Note2 if signal of connector 1 is set to low device is switched off Parameter Reference Note AT SNFA Set or query of microphone attenuation Test command AT SNFA Response SNFA list of supported atten s OK Parameter see set command Read command AT SNFA Response TA returns the attenuation value Note if microphone is muted TA...

Page 123: ...is silence sampleSilencePeriod of frames will be transmitted before a silence frame is sa ved If the echo suppression conditions are not met echo suppression will be continued for con tinueSuppressPeriod frames OK Parameter voxGain Scaling factor for earpiece signal in echo suppression Scaling factor 20 log voxGain 32768 Value range 0 0x0 32767 0x7FFF minMicEnergy Minimum energy at the microphone ...

Page 124: ...phone is muted set command is disabled Parameter inBbcGain Setting for ADC gain amplifier 0 0 dB 13 39 dB 14 steps of 3 dB 0 0x0 13 0xD inCalibrate Multiplication factor for input samples Attenuation 20 log inCalibrate 32768 0 0x0 65535 0xFFFF Reference Note Set command works only in audio mode 3 AT SNFM Mute microphone Test command AT SNFM Response SNFM list of supported mute s OK Parameter see s...

Page 125: ...mand Set command AT SNFO out BbcGain outCa librate 0 outCalibrate 7 speechVol si deTone Response TA sets loudspeaker path parameters OK Parameter outBbcGain Setting for DAC gain amplifier attenuation 0 6 dB 7 15 dB 8 steps of 3 dB 0 0x0 7 0x7 outCalibrate 0 outCalibrate 7 Multiplication factor for output samples Attenuation 20 log outCalibrate n 32768 0 0x0 65535 0xFFFF speechVol Setting of actual...

Page 126: ... section AT SNFV Set or query loudspeaker volume Test command AT SNFV Response SNFV list of supported vol s OK Parameter see set command Read command AT SNFV Response SNFV vol OK Parameter see set command Set command AT SNFV vol Response TA controls the volume of the loudspeaker OK Parameter vol Volume range 0 to 7 0 low 7 max volume approx 3 dB stage Reference Note AT SPIC Display PIN counter Tes...

Page 127: ...e AT SPLR Read entry from the preferred operator list Test command AT SPLR Response TA returns the whole index range supported by the SIM SPLR list of supported index s OK If error is related to ME functionality CME ERROR err Parameter see execute command Execute command AT SPLR index1 index2 Response TA returns used entries from the SIM list of preferred operators with index between index1 and in...

Page 128: ...RROR err Parameter see execute command Execute command AT SPLW index oper TA writes an entry to the SIM list of preferred operators EFPLMNsel at location number in dex If index is given but oper is left out the entry is deleted index location number oper string type operator in numeric format GSM location area identification number Response OK If error is related to ME functionality CME ERROR err ...

Page 129: ...M PUK 10 SPWC SIM PIN2 3 SPWC SIM PUK2 10 SPWC PH SIM PIN 3 SPWC PH NET PIN 3 SPWC PH NETSUB PIN 3 SPWC PH SP PIN 3 SPWC PH CORP PIN 3 OK If error is related to ME functionality CME ERROR err Parameter code SIM PIN SIM PUK SIM PIN2 SIM PUK2 PH SIM PIN lock PHone to SIM card PH NET PIN Network Personalisation refer GSM 02 22 33 PH NETSUB PIN Network Subset Personalisation refer GSM 02 22 33 PH SP P...

Page 130: ...rvices P2 PIN 2 UP Unblocking PIN by PUK UP2 Unblocking PIN2 by PUK2 oldpwd password specified for the facility from the user interface or with command If an old password has not yet been set oldpwd is not to enter if fac SC then PIN if fac AO AC barring then network password if fac P2 then PIN2 if fac UP then PUK if fac UP2 then PUK2 newpwd new password Response All facility locks AO OI OX AI IR ...

Page 131: ...single burst bitone 1425 1625 1 0 3 3 Sequence 3 4 second cycle single burst tritone 1425 1625 1825 1 0 3 4 Sequence 4 3 3 second cycle double burst BT style 1700 0 3 0 0 3 1700 0 3 0 2 2 5 Sequence 5 3 1 second cycle rising tone on musical scale 2400 0 1 2700 0 1 3000 0 1 3200 0 1 0 2 7 6 Sequence 6 4 second cycle Star Trek alert 2400 0 4 2500 0 24 3000 0 8 0 2 560 vol volume of ringing tone 0 mu...

Page 132: ...AT command interface Version 8 dated 15 03 00 132 Siemens Information and Communication Products A Reference Note ...

Page 133: ...41 I 116 7 1 10 60 2 OK Parameters Serving cell chann Channel number rs RSSI value 0 63 dBm Receiving level in dBm PLMN PLMN ID code LAI Location area ID cell Cell ID NCC PLMN colour code BCC BS colour code PWR Maximal power level used on RACH channel Rxlev Minimal receiving level in dBm to allow registration C1 C1 coefficient for base station selection Dedicated channel chann Channel number TS Ti...

Page 134: ...esentation of unsolicited result code SSIM READY 0 Unsolicited result codes off 1 Unsolicited result codes on bbnc BREAK is sent before NO CARRIER on dropped data call 0 BREAK not sent 1 BREAK sent Note The current value of the parameters can be stored using the command AT W Store current parameter to user defined profile On power up or with the ATZ command the value ist read from the EEPROM The f...

Page 135: ...sponse chann rs dBm PLMN LAI NCC BCC C1 C2 46 49 64 023102 0001 7 2 43 43 103 27 83 023102 0001 7 3 21 21 39 22 88 023102 0001 7 4 16 16 81 17 93 023102 0001 7 5 11 11 104 16 94 023102 0001 7 1 10 10 48 6 104 023102 0001 7 7 0 0 54 3 107 023102 0001 1 1 OK Parameter chann Channel number rs RSSI value 0 63 dBm Receiving level in dBm PLMN PLMN ID code LAI Location area ID NCC PLMN clour code BCC BS ...

Page 136: ...ecimal digits e g 03 Value 00 Not decoded LAC Location area code 4 hexadecimal digits e g 3010 Value 0000 Not decoded CI Cell identity 4 hexadecimal digits e g 4EAF Value 0000 Not decoded BSIC Base station identity code 2 decimal digits e g 32 Value 99 Not decoded ARFCN Channel number of BCCH decimal e g 82 RSSI Receiving signal level 110 dBm decimal e g 38 C1 Coefficient for reselection decimal e...

Page 137: ...iemens Information and Communication Products A Execute command AT CXXCID Response TA returns the card identification number in SIM SIM file EF ICCID see GSM 11 11 Chap 10 1 1 as string type see SCID Parameter see SCID Reference GSM Engine A1 SCID Note ...

Page 138: ...hange pass word For barring Services ZZ 330 Only registration is suppor ted 03 OLD_PASSWORD NEW_PASS WORD NEW_PASSWORD or 03 OLD_PASSWORD NEW_PAS SWORD NEW_PASSWORD For a shared password for all usable services excluding ZZ CLIP 30 AT CLIP Calling line identifi cation presentation Only interrogation is suppor ted CLIR 31 AT CLIR Calling line identifi cation restriction Only interrogation is suppor...

Page 139: ...se 9 2 3 22 values 512 see CMS ERROR codes related to Siemens defined commands Code of err Meaning 0 phone failure 1 no connection to phone 2 phone adapter link reserved 3 operation not allowed 4 operation not supported 5 PH SIM PIN required 6 PH FSIM PIN required 7 PH FSIM PUK required 10 SIM not inserted 11 SIM PIN required 12 SIM PUK required 13 SIM failure 14 SIM busy 15 SIM wrong 16 incorrect...

Page 140: ... see CMS ERROR codes related to GSM 07 07 128 255 GSM 03 40 subclause 9 2 3 22 values 300 ME failure 301 SMS service of ME reserved 302 operation not allowed 303 operation not supported 304 invalid PDU mode parameter 305 invalid text mode parameter 310 SIM not inserted 311 SIM PIN required 312 PH SIM PIN required 313 SIM failure 314 SIM busy 315 SIM wrong 316 SIM PUK required 317 SIM PIN2 required...

Page 141: ...cation Products A 5 9 4 Summary of CMS ERRORS related to Siemens defined commands Code of err Meaning 0 127 GSM 04 11 Annex E 2 values see CMS ERROR codes related to GSM 07 07 128 255 GSM 03 40 subclause 9 2 3 22 values 300 511 see CMS ERROR codes related to GSM 07 05 515 PHONE BUSY ...

Page 142: ...icrophone and loudspeaker Hookswitch Buzzer Note the keypad driver supports 24 keys though only 21 keys are used by the MMI software implemented 6 2 Keypad address matrix Table 6 1 Keypad address matrix Table 6 2 Description of keypad All features offered are activated or configured using function keys or codes menu short cuts The codes are selected to conform to ETS 300 511 User guidance via menu...

Page 143: ...Fig 6 1 Display structure flashing empty battery symbol battery flat permanently lit empty battery symbol battery loading A connect indicator in the upper right hand corner of the display Handset symbol call active A message indicator M message saved to SIM flashing M SMS overflow A roaming indicator R Character up down arrow only in connection with SMS message indicates that you should scroll dow...

Page 144: ... connection type Call forwarding Calling line identification restriction CLIR on off Feature Code Network selection list 01763 11 Language for display texts 01763 12 language Timeout for automatic signal transmission 01763 14 timeout Local call barring off 01763 20 Local call barring bar incoming on 01763 211 Local call barring bar incoming off 01763 210 Local call barring bar outgoing on 01763 22...

Page 145: ...achable 62 phoneNo SEND 62 SEND 62 SEND 62 phoneNo ts SEND 62 ts SEND 62 ts SEND Cancel all forwarding 002 SEND Barring of all outgoing Calls 33 password SEND 33 password SEND 33 SEND 33 password ts SEND 33 password ts SEND 33 ts SEND Barring of outgoing international calls 331 password SEND 331 password SEND 331 SEND 331 password ts SEND 331 password ts SEND 331 ts SEND Barring of outgoing intern...

Page 146: ...arty hears the busy tone applied by the PLMN Clear down before answer The calling party deactivated CLIR Event Display text 1st line Display text 2nd line Remark SIM not inserted Insert SIM SIM inserted searching or no valid PLMN Searching Network Power on no valid PLMN signal received SIM inserted PIN input dialling keys Enter Pin PIN entry shown as PLMN signal Network operator Idle display Event...

Page 147: ...when an abbreviated dialling key or a redial key is used Dialling with digit keys can be started manually or automatically Manual signal transmission Activated by pressing the SEND key Automatic signal transmission The input of digits is monitored by a timer Signal transmission is automatically activated after the preset timeout default 5 sec see Chapter 6 4 MMI features and user defined settings ...

Page 148: ...ay text 2nd line Remark Calling Dial Signal transmission PLMN signal Alerting Dial Calling party hears the ring tone Called party hears the ringing tone PLMN signal Call Active Dial Called party goes off hook connection Event Display text 1st line Display text 2nd line Remark Calling Dial Signal transmission Call failed Error message Calling party hears the error tone On hook Idle display Event Di...

Page 149: ...bbreviated dialling key Pro gramming abbreviated dialling keys is described in Chapter 6 5 7 Programming abbreviated dialling keys on page 150 Event Display text 1st line Display text 2nd line Remark Alerting Dial PLMN signal Call Dropped On hook Idle display Event Display text 1st line Display text 2nd line Remark Off hook PLMN signal Alerting Dial Call Dial Calling Event Display text 1st line Di...

Page 150: ...mission 6 5 9 Network call barring The PLMN offers the user the option of barring special connections This is activated by the user with a code and password see Chapter 6 4 MMI features and user defined settings on page 143 The following connections can be barred all outgoing connections all outgoing international connections all outgoing international connections that are not directed to the home...

Page 151: ...is idle The individual messages can be read with the SMS function key The most recent message is displayed by pressing the SMS key once The next message is displayed by pressing this key a second time and so on The display scrolls back to the most recent message after displaying the oldest message last in first out ring memory A message can be read in the following statuses idle status handset is ...

Page 152: ...tor The call processing status M20 is shown on the display when the telephone is idle Table 6 9 Service indicator display Event Display text 1st line Display text 2nd line SMS Message 1 Message 1 hold down SMS Message 2 Message 2 Message 1 is deleted next displayed hold down SMS last message last message Last message deleted original display Event Display text 1st line Display text 2nd line SMS me...

Page 153: ...urns after a power failure after inserting a SIM card 6 5 19 RSSI The field strength is indicated by a bar on the left hand side of the display Four different levels can be shown strong signal 3 segments signal OK 2 segments low powered signal 1 segment no signal flashing antenna symbol 6 5 20 Ringer volume setting The idle telephone handset is on hook can be switched to programming mode by holdin...

Page 154: ...ee below For further information on the GSM antenna see also Chapter 4 5 Antenna interface on page 26 A GSM antenna with matching connector can be ordered for example from IMS Connector Systems D 79843 Löffingen Germany Obere Hauptstraße 30 Postfach 1141 tel 49 7654 901 0 fax 49 7654 901 199 The max length of the antenna cable should not exceed 2 m or an absorption of 1 dB 7 2 SIM card reader In g...

Page 155: ...ht 3 0 mm with without chipcard inserted switch Product no C 707 3 height 2 5 mm without chipcard inserted switch Mini SIM card reader 2 Molex Deutschland GmbH Felix Wankel Strasse 11 D 74078 Heilbronn Biberach Tel 49 7066 9555 21 FAX 49 7066 9555 29 Order no card connector 91228 0001 Order no card holder 91236 0001 Fig 7 2 Mini SIM card reader C707 1 Fig 7 3 Mini SIM card reader C707 3 Fig 7 4 Mi...

Page 156: ...vice providers 7 4 Handset Depending on the type of application handsets can be ordered from common handset manufacturers Information is available from the M20 distributor If using one of the handset types listed below AND implementing the audio reference circuit for that handsets given in Chapter 8 8 Application examples and reference circuits on page 198 no additional delta type approval is nece...

Page 157: ...a connector can be ordered from IMS Connector Systems Obere Hauptstraße 30 Postfach 1141 D 79843 Löffingen Germany Tel 49 7654 901 0 Fax 49 7654 901 199 Order no 31 2420 021 90 socket connector Order no 31 2410 021 straight socket connector 7 5 2 80 pole SMD connector The matching connector for the 80 pole SMD connector is made by JAE Europe Ltd Coliseum Business Centre Riverside way Camberley Sur...

Page 158: ... Products A cification GSM 0338 EPS 300 628 can be used In addition the timing requirements and electrical specifications out lined in Chapter shall be respected See also Display 7 7 Keypad Any keypad which fulfils the requirements outlined in Chapter 4 3 4 Keypad on page 20 can be used ...

Page 159: ...criber Multi numbering each of the services has its own calling number 1 Calling number for speech and SMS 2 Calling number for 4800 Bit s data transfer and SMS 3 Calling number for 2400 Bit s data transfer and SMS 3 V SIM cards are available from different network operators and service providers A sticker with the IMEI number is supplied with the M20 to be applied on the outside of the applicatio...

Page 160: ...at the same time or after power supply of the M20T Blinking LED indicates M20 ON searching for Network Waiting for PIN Blink Note Some Power supplies provided with the M20T have the Ignition signal internally connec ted to HIGH In this case no extra ignition line and circuit is necessary In this case the green LED on the M20T starts blinking when the power supply is connected Depending on the Term...

Page 161: ...d and basic scripts for voice and data calls and SMS text mode 8 2 5 1 Procomm Plus setup files From the included CD ROM copy the following files to the subdirectories of Procomm Plus on your PC Copy to directory procomm Plus Connect_first dir Connect_first ext Copy to directory procomm Plus aspects start was configuration information data_ic was Data incoming data_og was Data outgoing sms_ic was ...

Page 162: ...cript is unable to process a command there is a 15 second internal timeout after which the next command is automatically sent to the M20 NOTE If the script does not operate correctly it can be stopped exited and restarted with the Button The Procomm Plus scripts for Data Voice and SMS incoming and outgoing can be activated from the script window Using the script control button a script can be star...

Page 163: ...changed 8418 old PIN 8888 new PIN OK at clck SC 2 Query PIN1 lock unlock status CLCK 1 Status is on locked OK at clck SC 0 xxxx Unlock PIN1 OK at clck SC 2 Query status CLCK 0 Status is off unlocked OK at clck SC 1 xxxx Lock PIN1 OK at clck SC 2 Query status CLCK 1 Status is on locked OK at csq Query signal quality CSQ 23 0 Signal quality OK at f Set to manufacturer default OK at w Store current p...

Page 164: ...V 42bis data compression reporting control AT CMGF Select SMS message format AT CSDH Show SMS text mode parameters AT CNMI New SMS message indications AT ILRR Set TE TA local rate reporting mode AT IPR Set fixed local rate AT DS V 42bis data compression control AT CMEE Report mobile equipment error AT SMGO Set or query SMS overflow presentation mode or query SMS overflow AT CSMS Select Message Ser...

Page 165: ... of the current phonebook entries stored between number 1 and number 2 You can only read the entry in position number 1 if you do not enter number 2 CPBR 61 CPBR 62 436642254766 145 Susanne CPBR 63 01170735397 129 CPBR 64 The international number for Susanne is stored SM selected in position 62 of this memory This is a national number no name has been entered OK at cpbs Ask for list of supported s...

Page 166: ...d phonebook SM or ME No new commands were added to support the number extension The AT commands for querying AT CPBR AT CPBW respond in two different ways For the phonebooks of the M20 e g ME the result code shows the correct number of 40 digits For the phonebooks on the SIM card the result code is 20 because there only a few entries with 40 digits The maximum number of entries on the SIM card can...

Page 167: ...sponding entries in the SIM phonebooks the entries in EFEXT1 and EFEXT2 can manually be deleted with the AT CRSM command Behaviour with full EFEXT1 The command AT CPBW writes numbers with less than 20 digits normally to the SIM card If the number is longer than 20 digits there will be an error result code AT CME ERROR SIM failure and the entry is not written to the phone book When calling a 40 dig...

Page 168: ... browsetext doesn t exists in the telephone list AT SPBA Herbert SPBA 100 011254587 129 Emil SPBA 10 49145787 145 Paul SPBA 145 49145711 145 Toni OK Statement If browsetext is not found in the phonebook the first entry in alphabetical order after browsetext is written on the second position CASE 3 browsetext is the last text found in the alphabetical list wrap around AT SPBA Zeppelin SPBA 145 4914...

Page 169: ...your call is not answered _ the cursor disappears after some time NO CARRIER ATDL The phone number last called is dialled again CONNECT RING Somebody calls you ata Pick up the receiver atd 3 Rings up number 3 of your current phonebook CONNECT atd SM 3 If you want to use a phonebook different from the current one CONNECT atd015265241 Dial the number you want to be connected with always with diallin...

Page 170: ...ed at the moment OK at cmgf Ask whether the text 1 or PDU 0 mode is used CMGF 1 Text mode used OK Otherwise change with at cmgf 1 OK at cmgs 436642254766 Enter phone number afterwards enter text of your SMS Text not longer than afterwards CTRL Z cmgs 27 Counts the messages sent with the SIM card OK Enter ESC to break off the SMS anywhere in the text without sen ding it OK e g with A1 at cmgs 43664...

Page 171: ...AD 4366422547661 98 07 28 12 35 23 00 text of SMS message Stored in position number 2 is an SMS you have read received from phone number service cen tre time stamp cmgl 5 STO_UNSENT 436764910086 text of SMS message An SMS you stored and have not yet sent at cmgd 2 Deletes message in position 2 of the memory OK Delete messages you do not need because you can only store 15 SMSs and cannot receive ne...

Page 172: ...h the M20 via the serial COM port 2 Open the terminal program and log the M20 into the net Once the M20 is logged in you must close disconnect the Terminal program from the COM port 3 Start Winfax Pro 4 Use the below mentioned settings for sending and receiving a fax WINFAXPRO settings pulldown menu of WinFax Menu path Function Setting Settings Modem Modem Standard 9600 Port Com1 Settings Modem Pr...

Page 173: ...dress of the Provider which has to be set in the M20 when sending SMS Setting AT CSCA CSCA number of provider Note The number always has to be in the international code format starting with and is enclosed in quotation marks Facility lock code This code is needed when barring incoming or outgoing calls using the AT CLCK command The given code is the standard setting of the provider on a new card I...

Page 174: ...d at the local site determines the result of any function query If there is reason to suspect that poor reception or lack of reception is due to a defective an tenna this is easily checked by connecting a reference antenna Alternatively the antenna could be checked separately with the aid of a voltage standing wave ratio meter VSWR meter 8 3 1 Basics No Fault Error Message Status Check SW response...

Page 175: ...ED BLINKS AT COPS ERROR power supply Must be able to supply 2A pulses at minimum of 8V du ring booking into net work 8 SIM inserted PIN entered M20T LED BLINKS AT CSQ CSQ value smaller 7 Reposition Antenna un til Signal quality more than 11 For Data calls signal should be more than 19 9 No response from M20 to At commands Application uses baud rate other than 19200 no response from M20 M20 LED ON ...

Page 176: ...ed SIM card defective SIM holder not inserted properly 4 cpin SIM PIN Enter Pin code AT CPIN xxxx number in quotes 5 AT CREG CREG 0 0 M20 not booked into Net AT COPS 0 se arch for Network and book in 6 CREG 0 2 M20 searching for network when LED stops blinking booked into network 7 AT COPS 0 can take up to 1 minute cops provider name Forces M20 to search for a network 8 Nocallsetup possible No Car...

Page 177: ...vated DATA number SIMcardDATAnumber available from Network provider 14 ATD num NO Semico lon as last character Otherwise VOICE call OK SIM card must have acti vated DATA number 15 No FAX call possible No Carrier M20 active boo ked into net M20 idle FAX num ber exists M20T LED ON SIM card must have activated FAX number SIM card must have acti vated FAX number 16 Distorted or no speech from the far ...

Page 178: ...ull terminated string that specifies device control information The string must have the same form as the parameters used in the MS DOS mode command lpdcb Indicates a DCB structure that will receive the translated string The structure defines the control settings for the serial communications device Return value 0 if the function is successful Otherwise 1 Example The following example uses the Bui...

Page 179: ... device in a non break state See also SetCommState DCB int ClearCommBreak idComDev Parameter Description idComDev Identifies the communications device to be restored The OpenComm function returns this value Return value 0 if the function is successful 1 if the idComDev parameter does not identify a valid device Example None Comments This function clears the communications device break state set by...

Page 180: ...therwise 1 Example None Comments None See also OpenComm BOOL EnableCommNotification idComDev hwnd cbWriteNotify cbOutQueue Parameter Description idComDev Specifies the communications device that is posting notification messages to the window identified by the hwnd parameter The OpenComm function returns the value for the idComDev parameter hwnd Identifies the window whose WM_COMMNOTIFY message pos...

Page 181: ...ified in the cbOutQueue parameter The Windows 3 0 version of COMM DRV does not support this function See also WM_COMMNOTIFY LONG EscapeCommFunction idComDev nFunction Parameter Description idComDev Specifies the communications device that will carry out the extended function The OpenComm function returns this value nFunction Specifies the function code of the extended function It can be one of the...

Page 182: ...arameter Description idComDev Specifies the communications device to be flushed The OpenComm function returns this value fnQueue Specifies the queue to be flushed The transmission queue is flushed if this parameter is ze ro The receiving queue is flushed if the parameter is 1 Return value 0 if the function is successful 0 if idComDev is not a valid device or if fnQueue is not a valid queue 0 if th...

Page 183: ...ter was being transmitted CTS was low for the duration specified by the fCtsHold member of the COMSTAT structure CE_DNS parallel device was not selected CE_DSRTO DSR data set ready timeout While a character was being transmitted DSR was low for the duration specified by the fDsrHold member of COMSTAT CE_FRAME hardware detected a framing error CE_IOE I O error occurred during an attempt to communic...

Page 184: ...e SetCommEventMask function Return value The return value specifies the current event word value for the specified communications device if the function is successful Each bit in the event word specifies whether a given event has occur red a bit is set to 1 if the event has occurred Example None Comments Before the GetCommEventMask function can record the occurrence of an event an application must...

Page 185: ...open device if the function is successful Otherwise 0 Errors If the function fails it may return one of the following error values Value Meaning IE_BADID the device identifier is invalid or unsupported IE_BAUDRATE the device s baud rate is unsupported IE_BYTESIZE the specified byte size is invalid IE_DEFAULT the default parameters are in error IE_HARDWARE the hardware is not available is locked by...

Page 186: ...rt a communications port number The communications device is initialized to a default configuration The SetCommState function should be used to initialize the device to alternate values The receiving and transmission queues are used by interrupt driven device drivers LPT ports are not interrupt driven for these ports the cbInQueue and cbOutQueue parameters are ignored and the queue size is set to ...

Page 187: ...rts the return value is always zero Otherwise 0 its absolute value is the number of bytes read Example None Comments When an error occurs the cause of the error can be determined by using the GetCommError function to retrieve the error value and status Since errors can occur when no bytes are present if the return value is zero the GetCommError function should be used to ensure that no error occur...

Page 188: ...line status error occurs Line status errors are CE_FRAME CE_OVERRUN and CE_RXPARITY EV_PERR set when a printer error is detected on a parallel device Errors are CE_DNS CE_IOE CE_LOOP and CE_PTO EV_RING set to indicate the state of ring indicator during the last modem interrupt EV_RLSD set when the RLSD receive line signal detect signal changes state EV_RLSDS set to indicate the current state of th...

Page 189: ... DCB structure must identify the device Return value 0 if the function is successful Otherwise 0 Example The following example uses the BuildCommDCB and SetCommState functions to set up COM1 at 9600 baud no parity 8 data bits and 1 stop bit idComDev OpenComm COM1 1024 128 if idComDev 0 ShowError idComDev OpenComm return 0 err BuildCommDCB COM1 9600 n 8 1 dcb if err 0 ShowError err BuildCommDCB ret...

Page 190: ...ted Example The following example uses the TransmitCommChar function to send characters from the key board to the communications port case WM_CHAR ch char wParam TransmitCommChar idComDev ch Add a linefeed for every carriage return if ch 0x0d TransmitCommChar idComDev 0x0a break Comments The TransmitCommChar function cannot be called repeatedly if the device is not transmitting Once TransmitCommCh...

Page 191: ...s this value lpvBuf Points to the buffer that contains the bytes to be written cbWrite Specifies the number of bytes to be written Return value The return value specifies the number of bytes written if the function is successful 0 if an error occurs making the absolute value of the return value the number of bytes written Example None Comments To determine what caused an error use the GetCommError...

Page 192: ...20 please refer to the Technical Description manual of the M20 M20T Chapter 4 6 The next steps are described in Chapter 0 4 M20T Booting for SW loading step 2 Setting Windows95 system variable MEMIF to 1 Fig 8 1 Bottom view of M20 with 80 Pole SMD plug 8 5 2 M20Terminal Software 1 PC with Windows 95 98 NT operating system 2 Downloader PCload32 exe 3 SW Update sytem mot Hardware 1 M20 M20T incl pow...

Page 193: ...UB D plug 3 POWER_OFF EXCEPTION HANDLING In case of software hang ups etc the M20T can be switched off using the following procedure exception handling Pin 3 must be applied with a voltage 8V AND Pin 4 must be low 0V To switch on again set ignition 5V and Pin 2 2V Fig 8 2 Front view of Western plug 6 6 male Follow instruction in chapter 8 5 5 M20T Booting for SW loading on page 194 8 5 4 M20T HW S...

Page 194: ...remain intact and find 2 BOOTCODEENABLE pads see Fig 0 1 Top view of open M20T 4 Connect the two BOOTCODEENABLE pads during connection of the M20T to the power mains eg Using a screwdriver tip 5 Ignition line has to be set HIGH 2 7V Ignition 6 2V max 50V PIN 6 on the 6 pole Western plug of the M20T see also Technical Description chapter 8 8 6 Ignition line 6 Once power up is achieved the connectio...

Page 195: ...f the Software to download eg c m20 system mot or find it with the Select Download Flash File button 2 Set Port to COM2 if serial cable connected to COM2 Set Baudrate 57200 Set Modul M20 3 Click OK 4 Click the Run button 5 Downloading time of software between 4 6 minutes 6 The end of the download is indicated by All done message in PC Flash loader window ...

Page 196: ...ar configuration and avoid circuit configuration when contacting these areas together Use shielded cable for connection of the display interface pins 1 5 75 80 when possible If a display is connected directly to the print avoid long paths to M20 pins Be careful when using RES pin 7 it can be influenced easily in ECD Tests avoid long distances When using the GP Interface GPCS pin29 GPI0 pin50 GPI1 ...

Page 197: ...eration point 4 listed above is also available from Sie mens and can be requested by the customer Note only those parts which are different to the already type approved parts have to be retested If the new application for example uses the same handset as the one in the already type approved configurations then no retesting of the handset is required Admission The following information and document...

Page 198: ...se the shown function 8 8 1 V 24 level converter Fig 8 4 Level converter Application example for the conversion of M20 2 8 V signals to V 24 12 V signals 8 8 2 6 V voltage supply from 12 V source Fig 8 5 Voltage supply Application example for the 6 V voltage supply from a 12 V source Note Voltage supply on connection must NOT rise faster than 3V msec 8 8 3 SIM card reader connections HYHO RQYHUWHU...

Page 199: ...Application notes Version 8 dated 15 03 00 199 Siemens Information and Communication Products A Fig 8 6 SIM card connection pins 8 8 4 Handset connection Fig 8 7 Handset connection ...

Page 200: ...e external codec has to be linked to the DSP Note External clock signalling is not possible in this configuration A handsfree DSP can be ordered for example from Analog Devices AD2186L For further information please contact Analog Devices http www analog com 8 8 6 Ignition line Fig 8 9 Ignition line 69 68 67 66 12 13 14 15 VSFS_V VSCLK_V VSDI_V VSDO_V VSCLK_C VSDI_C VSDO_C SFS1 SCLK1 SDO1 SDI1 SFS...

Page 201: ... in two steps IGNITION PIN 8 on the 80pole SMD connector must be set to TTL low 0 8V POWER_ON PIN 74 on the 80pole SMD connector must be set to TTL LOW see Fig For circuit example This is a sure method to power down the M20 without causing any faults or errors Even if the IGNITION is accidentally left on HIGH no damage is caused to the unit 8 9 Service information In the event of M20 malfunction p...

Page 202: ...nt using commercially available connection components Data voice fax and SMS services GSM Phase II Power supply ignition line on 6 pin Western connector 8 V to 28 8 V DC 5 ripple surge Proof to 30V Current consumption at 12V Stand by state voltage is applied ignition not yet asserted I 0 2 mA idle mo de I 60 mA average call in progress peak I 2 A pulsed t 577µs at T 4 615ms arithmetic mean I 275 m...

Page 203: ...ches to bootmode Proceed according to capt 8 5 e a loading the SW using the RS 232 interface 9 pole SUB D plug 3 POWER_OFF EXCEPTION HANDLING In case of software hang ups etc the M20T can be switched off using the following procedure exception handling Pin 3 must be applied with a voltage 8V AND Pin 4 must be low 0V To switch on again set ignition 5V and Pin 2 2V Fig 9 2 Front view of Western plug...

Page 204: ...ogic level is 5V Detection of logic high level at U 1 8V typ 2 4V max Detection of logic low level at U 1 5V typ 0 8V min Pin Usage 1 Microphone 2 Speaker 3 Speaker 4 Microphone app 5 V DC to pin 1 for supplying an electret microphone Pin Comp I O Usage computers point of view 1 I DCD In Data Carrier Detect 2 I RXD In Receive Data 3 O TXD Out Transmit Data 4 O DTR Out Data Terminal Ready 5 GND Gro...

Page 205: ...been set to logical high and Pin 3 of the 6 pole Western plug is applied with less than 4V DC On Power on registered by the net Voltage range for correct operation 8 0 to 28 8 0 volts DC 5 ripple Voltage resistance without destruction 0 30 V resistant against supply voltage polarity reversal Power cable 3m use external fast fuse 1 25 Ampere Current consumption at 12V Stand by state voltage is appl...

Page 206: ...inal configurations the following points must be observed 1 No further approvals are required for application when using the M20 Terminal in approved configurations Delta type approval is necessary if any accessories handset own MMI implementation supported by AT commands other than the approved accessories are used Information about approved configurations and accessories that have been approved ...

Page 207: ...r the M20 The applicable standards and internal and customer specific supplementary requirements with regard to ambient conditi ons for the M20 are in accordance to IEC68 12 EMC and ESD requirements Standard ETS 300 342 1 dated 06 97 applies to the M20 as regards EMC and ESD requirements Additional requirements with regard to EMC ESD An EMC filtered power supply must be made available to the M20 v...

Page 208: ...T D AT C ATS22 Reporting options ATXn ATS23 local bit rate and parity AT IPR AT ICF AT T local digital test none AT Y Load user profile on power up none M20 automatically loads user profile on power up AT Un Autobauding between terminal and M1 AT IPR M20 no autobauding 19200 bps fixed on setup use AT IPR to change local rate store to config With AT W Next start up with new rate AT Gn Modem port fl...

Page 209: ...lling memory FD position 0 M1 Stored in Registers M20 FD phone book position 1 AT CEER Extended error report M20 more Parameters AT CPBS Select phonebook memory storage M20 also DC dialed numbers list AT CPWD Change password M20 more facilities to lock AT CRLP Select Radio Link Protocol parameter for orig non transparent data call M20 also verx T4 M1 Description M20 B99 GSM speed follows Terminal ...

Page 210: ...ting Mode Normal N0 cbst x 0 0 or 1 BPS rate adjust Off J0 F Internal use only Echo Off E0 F Echo E0 Terminal port flow control RTS CTS Q3 F Q0 no handshake Q3 default HW handshake ifc x x Modem port flow control None G0 ifc x x XON XOFF pass through Disabled X0 F Internal use only Auto reliable buffering None C0 F Internal use only Fallback character 0 A0 F Internal use only Maximum block size 25...

Page 211: ...S 300 607 2 October 1996 GSM 11 10 2 Version 4 15 0 2 ETS 300 511 July 1995 GSM 2 30 Version 4 13 0 3 V 24 ITU T V 24 10 96 4 V 28 ITU T recommendations CD ROM March 1998 5 V 25ter ITU T V 25ter 07 97 6 ETS 300 342 ETSI June 1997 second edition 7 TBR19 ETSI CD ROM A July 1998 8 TBR20 ETSI CD ROM A July 1998 ...

Page 212: ...Built in MMI software connectors for DOT display 2 lines a 16 columns 4 x 6 keypad matrix Base unit power supply indicator Remote control V 24 RS232 interface Drive via serial interface by means of standard AT Hayes and AT Cellular commands to GSM 07 07 and 07 05 and a number of the most useful Siemens defined AT commands SMS SMS MT SMS MO in text and PDU mode SMS cell broadcast Data services Tran...

Page 213: ...Technical data Version 8 dated 15 03 00 213 Siemens Information and Communication Products A 15 2 Design drawing of the M20 Fig 15 1 Design drawing of the M20 All values are mm ...

Page 214: ... Dimensions Fig 15 2 M20 screw dimensions 15 3 Design drawing of the M20 Terminal Fig 15 3 M20 Terminal front view Screw metal thread cutting screw diameter 1 8mm free of oil and grease Screw in depth into housing min 3mm max 4 5mm Tightening torque 0 2Nm 0 05 Optional spacer PCB Screw in depth Lengh of screw ...

Page 215: ...Technical data Version 8 dated 15 03 00 215 Siemens Information and Communication Products A Fig 15 4 M20 Terminal back view Fig 15 5 M20 Terminal top and side view ...

Page 216: ...top with 3 mm diameter screws for mounting from the bottom hole depth 15 mm Note when mounting the M20 Terminal from the bottom the holes for the screws are shielded on the inside thus preven ting particles from entering the terminal This cover is situated 15 mm from the base The use of longer screws will destroy this cover resulting in a 3 mm hole if the screw is removed In this case protection c...

Page 217: ...TS6 Set pause before blind dialling ATS7 Set number of seconds to wait for connection completion Page 41 ATS8 Set number of seconds to wait when comma dial modifier Page 41 ATT Select tone dialling AT CRC Set cellular result codes for incoming call indication Page 82 AT VTS DTMF and tone generation Page 92 Command Function Page AT CAOC Advice of Charge information Page 58 AT CCWA Call waiting cont...

Page 218: ... or query Page 57 AT CIMI Request international mobile subscriber identity Page 65 AT CPBF Find phonebook entries Page 71 AT CPBR Read current phonebook entries Page 72 AT CPBS Select phonebook memory storage Page 74 AT CPBW Write phonebook entry Page 76 AT CPIN Enter PIN Page 77 AT CPIN2 Enter PIN2 Page 78 AT CPUC Price per unit and currency table Page 80 AT CRSM Restricted SIM access Page 85 AT ...

Page 219: ...rameters to user defined profile Page 43 AT F Set all current parameters to manufacturer defaults Page 44 AT V Display current configuration Page 45 AT W Store current parameter to user defined profile Page 45 AT CEER Extended error report Page 63 AT D Automatic dialling phone number in mem ME index 1 with DTR Page 46 Command Function Page ATL Set monitor speaker loudness no function only for V 25...

Page 220: ...ete TA capabilities list Page 48 AT FMI Fax report manufactured ID Page 89 AT FMM Fax report model ID Page 89 AT FMR Fax report revision ID Page 90 Command Function Page AT CMGD Delete SMS message Page 93 AT CMGF Select SMS message format Page 94 AT CMGL List SMS messages from preferred store Page 94 AT CMGR Read SMS message Page 97 AT CMGS Send SMS message Page 100 AT CMGW Write SMS message to me...

Page 221: ...tion Page ATO Switch from command mode to data mode Page 39 ATS2 Set Hayes ESC character Page 40 ATS10 Set disconnect delay after indicating the absence of data carrier Page 42 ATS12 Set pause length for Hayes ESC sequence Page 42 AT DR V 42bis data compression reporting control Page 47 AT DS V 42bis data compression control Page 48 AT CBST Select bearer service type Page 59 AT CR Service reportin...

Page 222: ...ed 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 6...

Page 223: ...vision ID 90 AT GCAP Request complete TA capabilities list 48 AT GMI Request manufacturer identification 49 AT GMM Request TA model identification 49 AT GMR Request TA revision identification of software status 49 AT GOI Request global object identification 50 AT GSN Request TA serial number identification 50 AT ICF Set TE TA control character framing 50 AT IFC Set TE TA local data flow control 51...

Page 224: ...ile originated call to dial a number and call of supplementary services 30 ATD mem n Originate call to phone number n in memory mem 33 ATD n Originate call to phone number in current memory 34 ATD str Originate call to phone number in memory with corresp alphanum field 35 ATDI Mobile originated call to dialable ISDN number n 36 ATDL Redial last telephone number used 37 ATDS Dial stored phone numbe...

Page 225: ...Version 8 dated 15 03 00 224 Siemens Information and Communication Products A ...

Page 226: ...ng Line Identification Restriction CLLP Closed Local Loop Phone CME ERROR Mobile Equipment Error CMS ERROR Mobile Equipment or Network Error CODEC Coder Decoder COL Connected Line COLP Connected Line Identification Presentation CTS Clear To Send CUG Closed User Group CW Call Waiting DAC Digital Analog Converter DAI Digital Audio Interface dB decibel db SPL dB Sound Pressure Level 0dB SPL 20µPa DAI...

Page 227: ...ocol Data Unit PLMN Public Land Mobile Network PP Point to Point PSTN Public Switched Telephone Network PtP Print to Print RF Radio Frequency RI Ring Indicator RLP Radio Link Protocol RSSI Received Signal Strength RTS Request To Send RXD Receive Data SIM Subscriber Interface Module SMS MO SMS Mobile Originated SMS MT SMS Mobile Terminated SMS Short Message Service TA Terminal Adapter TBR Technical...

Page 228: ...8 AT SFPCS Far party call status 115 AT SMGL List SMS messages from preferred storage without changing status to read 118 AT SMGR Read SMS message without set to REC READ 119 AT SMONC Cell Monitoring 136 AT SPIC 162 170 171 AT SPLR Read entry from the preferred opera tor list 127 AT SPLW Write an entry to the preferred ope rator list 128 AT SPWCListallcurrentvaluesofSIMcounters 129 AT SRESET Softw...

Page 229: ...181 CN_TRANSMIT 181 Code presentation mode 39 Codec A D device 22 COMM DRV 181 comma dial modifier 41 Command executed 27 Command mode 29 39 Communications device 179 Connect indicator 143 Connect line identification presentation 14 CONNECT result 43 Connected 69 Connected line identification presentation 69 Connection completion 41 Connection setup 27 Control character framing 50 Corporate person...

Page 230: ...emory 28 46 phonebook 33 74 Fixed local rate 29 53 FlushComm 182 Format mode 28 42 Formatting character 28 41 Forwarding 14 55 60 151 Frequency 12 26 FTA Full type approval 196 Full type approval 196 Function mode 43 44 Fuses 196 G Gain 90 123 125 Gain selection 56 90 91 GetCommError 183 GetCommEventMask 184 GetCommState 184 Global object identification 29 50 GND ground 24 204 Ground GND 17 24 204...

Page 231: ...mmands 27 ME phonebook 38 ME phonebook 28 Message indicator 143 Messages returned 27 Microphone 25 56 123 124 196 204 attenuation 111 122 energy 123 gain selection 91 impedance 25 mute 111 124 sensitivity 25 signal to noise ratio 25 volume 25 Minimal receiving level 133 MMI basic codes ETS 300 511 145 board 212 codes 144 features and user defined settings 143 functions 146 Mobile busy 60 Mobile eq...

Page 232: ...ing 51 Receive data 204 Received signal strength indication 87 Receiving level 133 135 Receiving quality 133 Recipient address 96 Redial 37 142 147 150 Remote station busy 27 Repeat previous command line 29 Report manufactured identification 89 Report model identification 89 Report revision identification 90 Request to send 204 Reset indicator 18 RI 204 Ring detection 27 Ring indicator 204 Ringer ...

Page 233: ...ead messages 94 recipient address 96 98 120 restore settings 105 save settings 106 scrolling through message 151 select cell broadcast messages 106 select message service 109 send message 100 send message from storage 102 service centre address 106 service centre time stamp 96 99 121 service indicator 152 set text mode parameter 109 show text mode parameter 108 STATUS REPORT 94 95 97 98 119 120 st...

Page 234: ...railer 42 Transmit data 22 204 TransmitCommChar 190 Transparent 59 83 212 Turn off 18 122 Turn on 18 TXD 204 U Unconditional 60 UngetCommCha 190 Unused pins 16 17 Update 191 User defined profile 43 Using the AT SPBA and AT SPBS Command 168 V V 21 59 V 22 59 V 22bis 59 V 23 59 V 24 20 V 25ter 27 29 30 31 69 V 26ter 59 V 28 203 V 32 59 V 42bis 47 48 212 Vibrations 203 Voice call 31 Voice parameter 5...

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