Main
First edition (April 2002) Second edition (August 2002) Third edition (January 2003)
Contents
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1. Introduction
1.1 Target Users
1.2 Prerequisites
1.3 Manual Structure
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2. GM47/GM48 Modules
2.1 About the GM47/GM48 Family
2.2 GM47 in a Communication System
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2.3 Features
2.3.1 Types of Mobile Station
GM47 and GM48 are dual band mobile stations with the characteristics shown in the tables below.
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2.4 Service and Support
2.5 Precautions
3. Abbreviations
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1. Introduction
1.1 Overview
1.2 Contents of the Kit
1.3 General Functioning of the Kit
Figure 1.3 Miscellaneous signals, connection and routing
Figure 1.4 Audio signals, connection and routing
Figure 1.5 Comms signals, connection and routing
2. Using the Developers Kit
GM47/GM48 Developer's Kit
2.1 Start up Check List
2. USING THE DEVELOPERS KIT
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2.2 Developers Board Overlay
Figure 2.3 Developers board overlay
2.3 Jumpers, Switches and Connectors
JP21 JP18
All switches are mounted on the front panel of the developers box.
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2.4 System Connector Pin Assignments
Figure 2.4 System connector pin assignments
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1. Mechanical Description
1.1 Interface Description
1.2 Physical Dimensions
2. System Connector Interface
2.1 Overview
Note! Under the heading Dir in the table, module input and output signals
are indicated by the letters I and O respectively.
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2.2 General Electrical and Logical Characteristics
2.3 Grounds
2.4 VCC - Regulated Power Supply Input
2.5 ON/OFF and External Power Signal
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2.6 Analogue Audio
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The table below shows the audio signal levels for AFMS.
2.6.3 Microphone Signals
Figure 2.3 Microphone connections to the module
2.6.4 Speaker Signals
a. See PCMIN signal in 2.7 PCM Digital Audio, page 52
The following table shows the ear piece impedances that can be connected to BEARP and BEARN.
2.7 PCM Digital Audio
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PCM Timing Diagrams
Figure 2.7 PCM Timing Diagram
2.8 Serial Data Interfaces
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2.9 SIM Card Related Signals
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2.10 Service/Programming
2.11 Buzzer
2.12 LED
The following circuit should be used to connect an LED.
Figure 2.8 Electrical connections for the LED
2.13 General Purpose Digital I/O Ports
2.14 General Purpose Analogue I/O Ports
The module is able to convert digital to analogue signals and vice versa.
b. Referred to the ideal conversion characteristic.
a. Tolerance on this internal voltage is 5%
2.14.1 Digital to Analogue Converter - DAC
Figure 2.9 DAC loads
2.14.2 Analogue to Digital Converters 1, 2 and 3 - ADCx
a. Tolerance on this internal voltage is 5%
2.15 External I 2C Serial Control Bus
Note! The I2C bus is currently not supported by the software
2.16 TX_ON - Burst Transmission
2.17 Real Time Clock
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3. Antenna Connector
4. Hints for Integrating the Module
4.1 Safety Advice and Precautions
4.2 Installation of the Module
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4.3 Antenna
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5. Technical Data
Mechanical Specifications
SIM card
Power supply voltage, normal operation
Radio specifications
Environmental specifications
Data Storage
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1. Introduction to AT Commands
1.1 Overview
1.2 Syntax Description
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1.3 Error Codes
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1.4 Examples on How to Use the AT Comman ds
1.5 SMS Text Mode
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1.6 GPRS Communication
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2. Call Control
2.1 AT+CPIN PIN Control
Answer and initiate connection to an incoming call.
2.2 ATA Answer Incoming Call
2.3 ATD Dial
ATD07747008670;
AT+VTS=4
2.4 ATH Hang up
Signals the MS to terminate an active call.
Included for compatibity. No functionality
2.5 ATL Monitor Speaker Loudness
2.6 ATO Return to Online Data Mode
2.7 ATP Select Pulse Dialling
2.8 ATT Select Tone Dialling
2.9 ATX Call Progress Monitoring Control
2.10 AT+CHUP Hang up Call
2.11 AT+CMOD Call Mode
2.12 AT+CVHU Voice Hang-Up
2.13 AT+VTS DTMF and Tone Generation
Note! The AT+VTS command is used only during a voice call.
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3. Control and Status
3.1 ATQ Result Code Suppression
3.2 ATS0 Automatic Answer Control
3.3 ATS2 Escape Sequence Character
3.4 ATS3 Command Line Termination Character
3.5 ATS4 Response Formatting Character
3.6 ATS5 Command Line Editing Character (BACKSPACE)
3.7 ATS6 Blind Dial Delay Control
3.8 ATS7 Connection Completion Timeout
3.9 ATS8 Comma Dial Modifier Delay Control
3.10 ATS10 Automatic Disconnect Delay Control
3.11 AT*ECAM Ericsson Call Monitoring
to make it possible for the TE to display call state information for an ongoing call.
*ECAV: <ccid>,<ccstatus>,<calltype>,[<processid>],[<exitcause>], [<number>,<type>]
Examples
AT*ECAM? *ECAM: 0 AT*ECAM=1
3.12 AT*EDST Ericsson Daylight Saving Time
This command sets the daylight saving time hours.
3.13 AT*EMAR Ericsson Master Reset
3.14 AT*EPEE Ericsson Pin Event
The command requests the MS to report when the PIN code has been inserted and accepted.
3.15 AT*ESMM Ericsson Settings Minute Minder
3.16 AT+CALA Set Alarm
product specific.
+CALV: <n>
This command removes an active alarm.
3.17 AT+CALD Alarm Delete
3.18 AT+CCLK Set Clock and Date
3.19 AT+CEER Extended Error Report
3.20 AT+CFUN Set Phone Functionality
3.21 AT+CIND Indicator Control
3.22 AT+CLAC List all available AT Commands
3.23 AT+CMEE Mobile Equipment Error
3.24 AT+CMER Mobile Equipment Event Reporting
3.25 AT+CPAS Phone Activity Status
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3.26 AT+CPIN PIN Control
AT+CPIN=0000
3.27 AT+CPWD Change Password
AT+CPWD=SC,0000,0001
3.28 AT+CR Service Reporting Control
3.29 AT+CRC Cellular Result Code
3.30 AT+CSAS Save Settings
3.31 AT+CSQ Signal Strength
AT+CSQ +CSQ: 13,99
3.32 AT+CTZU Automatic Time Zone Update
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4. Audio
Note! *E2EAMS and *E2APR are new commands that replace the
4.1 AT*E2EAMS Ericsson M2M Audio Profile Modification
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4.2 AT*E2APR M2M Audio Profile Manipulation
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4.3 AT*EALR Ericsson Audio Line Request
4.4 AT*EAMS Ericsson Audio Mode Selection
4.5 AT*EARS Ericsson Audio Ring Signal
4.6 AT*E2PHFB Portable Handsfree Button Sense Enable
4.7 AT*ELAM Ericsson Local Audio Mode
4.8 AT*EMIC Ericsson Microphone Mode
4.9 AT*EMIR Ericsson Music Mute Indication Request
4.10 AT*EPRR Ericsson Personal Ring Type Read
4.11 AT*EPRW Ericsson Personal Ringtype Write
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4.12 AT*ERIL Ericsson Ring Level Set
4.13 AT*ERIN Ericsson Ring Set
4.14 AT*ERIP Ericsson Ring Signal Playback Command
Refer to the AT*ERIN command for the <sound type> parameter.
4.15 AT*ESMA Ericsson Set Message Alert Sound
4.16 AT*ESOM Ericsson Settings Own Melody
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4.17 AT*EXVC Ericsson Set External Volume Control
4.18 ATM Monitor Speaker Control
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5. Data - CSD/HSCSD
5.1 AT+CBST Select Bearer Service Type
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5.2 AT+CRLP Radio Link Protocol
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6. Data - GPRS
6.1 AT+CGACT PDP Context Activate or Deactivate
6.2 AT+CGATT GPRS Attach or Detach
6.3 AT+CGDATA Enter Data State
6.4 AT+CGDCONT Define PDP Context
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6.5 AT+CGEREP GPRS Event Reporting
6.6 AT+CGPADDR Show PDP Address
6.7 AT+CGQMIN Quality of Service Profile (Minimum Acceptab le)
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6.8 AT+CGQREQ Quality of Service Profile (Requested)
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6.9 AT+CGREG GPRS Network Registration Status
Note! If the GPRS/Packet Domain MS also supports circuit mode services, the
AT+CGREG? +CGREG: 0,3
6.10 AT+CGSMS Select Service for MO SMS Messages
7. Data - HSCSD
7.1 AT+CHSC HSCSD Current Call Parameters
7.2 AT+CHSD HSCSD Device Parameters
Shows information about HSCSD features supported by the ME/TA.
7.3 AT+CHSN HSCSD Non Transparent Call Configuration
Note! Recommended value for parameter <speed> in AT+CBST is 0.
7.4 AT+CHSR HSCSD Parameters Report
7.5 AT+CHSU HSCSD Automatic User Initiated Upgrading
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8. GPS Interoperability
8.1 AT*EENMEA NMEA (GPS) Mode on UART2
8.2 AT*E2NMPR Ericsson M2M Set NMEA (GPS) Port Rate
Examples
AT*E2NMPR=? *E2NMPR=(0-10)
Port rate currently set:
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9. Fax
9.1 AT*E2FAX Ericsson M2M Fax Comm. Baud Rate Modification
9.2 Low Level Fax Commands
10. Identification
10.1 AT Attention Command
This command stores the current user profile in non-volatile memory.
10.2 AT&F Set to Factory Defined Configuration
10.3 AT&W Store User Profile
10.4 AT* List all Supported AT Commands
Lists all the commands supported by the MS.
10.5 AT+CGMI Read MS Manufacturer Identification
Causes the MS to return one or more lines of information text.
AT+CGMI Sony Ericsson
10.7 AT+CGMR Read MS Revision Identification
10.8 AT+CGSN Read MS Product Serial Number Identification
10.9 AT+GMI Read Manufacturer Identification
10.10 AT+GMM Read Model Identification
10.11 AT+GMR Read Revision Identification
10.12 ATI Identification Information
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11. Input/Output
11.1 AT*E2IO Ericsson M2M Input/Output Read/Write
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*E2IO: <source>, <io>, <val>
Scenario Cases
Writing in an Output:
Reading an I/O:
Configuring an I/O:
Checking an I/O status:
Triggering an Input:
Checking an Input Trigger:
12. Interface
12.1 AT+CPIN PIN Control
12.2 AT&C Circuit 109 (DCD) Control
Determines the behaviour of the carrier detect.
12.3 AT&D Circuit 108 (DTR) Response
12.5 AT+WS46 Mo de Selection
Allows an accessory to query and control the cellular protocol mode of the phone.
12.6 ATE Command Echo
12.7 ATV DCE Response Format
12.8 ATZ Reset to Default Configuration
12.9 AT+CMUX Switch to 07.10 Multiplex Protocol
The default values for the parameters below are for no transparency and only UIH frames used.
12.10 AT+CRES Restore SMS Settings
12.11 AT+ICF Cable Interface Character Format
AT+ICF? +ICF: 3,3
12.12 AT+IFC DTE-DCE Local Flow Control
12.13 AT+ILRR Cable Interface Local Rate Reporting
12.14 AT+IPR Cable Interface Port Command
12.15 AT*E2SPI Serial Peripheral Interface
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12.16 AT*E2ESC M2M Escape Sequence Guard Time
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13. Network
13.1 AT*E2CD Ericsson M2M Cell Description
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13.2 AT*E2EMM Ericsso n M2M Engineering Monitoring Mode
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13.3 AT*E2SPN M2M Service Provider Indication
13.4 AT*EALS Ericsson Request ALS Status
13.5 AT*ECSP Ericsson Customer Service Profile
13.6 AT*EPNR Ericsson Read SIM Preferred Network
*EPNR: 10,27801
13.7 AT*EPNW Ericsson Write SIM Preferred Network
13.8 AT*E2SSN Ericsson M2M SIM Serial Number
13.9 AT*ESLN Ericsson Set Line Name
Sets the name tag for a selected line.
13.10 AT+CIMI Subscriber Identification
Causes the TA to return <IMSI>, identifying the individual SIM attached to the ME.
AT+CIMI 234157411545420
13.11 AT+CLCK Facility Lock
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13.12 AT+CNUM Subscriber Number
13.13 AT+COLP Connected Line Identification Presen tation
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13.14 AT+COPS Operator Selection
Forces an attempt to select and register the GSM network operator.
13.15 AT+CREG Network Registration
13.16 AT*ECPI Ciphering Indicator
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13.17 AT*E2NBTS Ericsson M2M Neighbour BTS
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14. Phonebook
14.1 AT*E2PBCS Ericsson M2M Phonebook Check Sum
14.2 AT*ESAG Ericsson Add to Group
14.3 AT*ESCG Ericsson Create Group
14.4 AT*ESCN Ericsson Set Credit Card Number
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14.5 AT*ESDG Ericsson Delete Group
This command deletes the group at position <gindex> from the hierarchical phone book.
14.6 AT*ESDI Ericsson Delete Group Item
The command deletes the item with <index> in the group with <gindex>.
14.7 AT*ESGR Ericsson Group Read
This command lists the groups in the hierarchical phone book.
14.8 AT*EGIR Ericsson Group Item Read
This command lists the items stored in the group identified by <gindex>.
14.9 AT*ESIL Ericsson Silence Command
14.10 AT*ESNU Ericsson Settings Number
This command sets a <type> number, in the format <number type>, in the MS.
14.11 AT+CPBF Phonebook Find
14.12 AT+CPBR Phonebook Read
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14.13 AT+CPBS Phone Storage
14.14 AT+CPBW Phonebook Write
14.15 AT*ECAW Ericsson Callers Allowed Write
14.16 AT*ECAR Ericsson Callers Allowed Read
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15. Short Message Services - Point to Point
15.1 AT+CPIN PIN Control
15.2 AT+CGSMS Select Service for MO SMS Messages
See 6.10, AT+CGSMS Select Service for MO SMS Messages
15.3 AT+CPMS Preferred Message Storage
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15.4 AT+CSCA Service Centre Address
15.5 AT+CMGF Message Format
15.6 AT+CMGW Write Message to Memory
Note! SMS-COMMANDs and SMS-STATUS-REPORTs cannot be stored in
text mode.
15.7 AT+CMGS Send Message
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15.8 AT+CMSS Send From Storage
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15.9 AT+CMGC Send Command
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15.10 AT+CNMI New M essage Indications to TE
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Display cell broadcast messages: AT+CNMI=3,0,2,0,0
15.11 AT+CMGR Read Message
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15.12 AT+CMGL List Message
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15.13 AT+CMGD Delete Message
Common for both PDU and Text modes
15.14 AT+CSDH Show Text Mode Parameters
Only Applicable to Text Mode
Controls whether detailed header information is shown in text mode result codes.
15.15 AT+CSMP Set Text Mode Parameters
Only Applicable to Text Mode
15.16 AT+CSCS Select Character Set
15.17 AT+CSMS Select Message Service
Common for both PDU and Text Mode s
15.18 AT*E2SMSRIRing indicator for SMS
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16. Short Message Services - Cell Broadcast
16.1 AT+CNMI N ew Message Indications to TE
See 15.10, AT+CNMI New Message Indications to TE
16.2 AT+CSCB Select Cell Broadcast Message Type
Common for both PDU and text modes
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17. SIM Application Toolkit
17.1 AT+CPIN PIN Control
17.2 AT*E2STKS SIM Application Toolkit Settings
17.3 AT*E2STKD M2M STK Display Text
17.4 AT*E2STKG M2M STK Get Inkey
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17.5 AT*E2STKI M2M STK Get Input
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17.6 AT*E2STKL M2M STK Select Item
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17.7 AT*E2STKM M2M STK Set Up Menu
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17.8 AT*E2STKN M2M STK Envelope (Menu Selection)
17.9 AT*E2STKC M2M STK Set Up Call
*E2STKC: <ton>,<dial_string>,<SetUpRequirement>,<coding>, <text_length>,<alpha_id>
17.10 *E2STKE STK Send Short Message
17.11 *E2STKP STK Send SS
17.12 *E2STKU STK Send USSD
17.13 *E2STKR STK Refresh
17.14 AT*E2STKTO SIM Application Toolkit Settings
Unsolicited result code: *E2STKTO: <command>
18. Supplementary Services
18.1 AT+CPIN PIN Control
18.2 AT+CACM Accumulated Call Meter
18.3 AT+CAMM Accumulated Call Meter Maximum
18.4 AT+CAOC Advice of Charge
18.5 AT+CPUC Price Per Unit and Currency Table
18.6 AT*EDIF Ericsson Divert Function
*EDIF: <reason>,<status>,<classx>[,<number>,<type>]
18.7 AT*EIPS Identity Presentation Set
*ELIP:<alpha tag> *EOLP:<alpha tag>
18.8 AT*ELIN Ericsson Line Set
18.9 AT*E2SSD M2M Supplementary Service Dispatch
18.10 AT*E2SSI M2M Supplementary Service Indications
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18.11 AT+CCFC Call Forwarding number and Conditions
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18.12 AT+CCWA Call Waiting
+CCWA: <number>, <type>, <class>
18.13 AT+CHLD Call Hold and Multiparty
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18.14 AT+CLIP Calling Line Identification
18.15 AT+CLIR Calling Line Identification Restriction
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18.16 AT+CSSN Sup plementary Service Notification
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18.17 AT+CUSD Unstructured Supplementary Service Data
The different alternatives are shown below.
Example 1
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19. Alphabetical Listing of AT Commands
