Specifications

Table of Contents
Multi-Tech Systems, Inc. AT Commands for EDGE Modems (S000371B) 3
Table of Contents
Chapter 1. Introduction..............................................................................................................................................9
1.1 Scope of the Document......................................................................................................................................9
1.2 Related Documents............................................................................................................................................9
1.3 Document Conventions......................................................................................................................................9
1.4 AT Command Syntax .......................................................................................................................................10
1.4.1 Using Parameters ......................................................................................................................................10
1.4.2 Combining AT Commands on the Same Command Line...........................................................................10
1.5 Supported Character Sets................................................................................................................................11
1.5.1 GSM Alphabet Tables and UCS2 Character Values..................................................................................12
1.5.2 UCS2 and GSM Data Coding and Conversion for SMS Text Mode...........................................................14
1.6 Serial Interface Flow Control............................................................................................................................16
1.6.1 Software Flow Control (XON/OFF Handshake) .........................................................................................16
1.6.2 Hardware Flow Control (RTS/CTS Handshake).........................................................................................16
1.7 Unsolicited Result Code Presentation..............................................................................................................16
1.7.1 Communication between Customer Application and Multi-Tech Wireless Modem ....................................17
1.8 Common PCN Handset Specification (CPHS) .................................................................................................18
1.9 Errors and Messages .......................................................................................................................................18
Chapter 2. Configuration Commands.....................................................................................................................19
2.1 AT&F Set All Current Parameters to Manufacturer Defaults ..........................................................................19
2.2 AT&V Display Current Configuration..............................................................................................................19
2.2.1 AT&V Responses.......................................................................................................................................20
2.3 AT&W Stores Current Configuration ..............................................................................................................20
2.4 ATQ Set Result Code Presentation Mode......................................................................................................20
2.5 ATV Set Result Code Format Mode...............................................................................................................21
2.5.1 Verbose and Numeric Result Codes..........................................................................................................21
2.6 ATX Set CONNECT Result Code Format and Call Monitoring ......................................................................22
2.7 AT\ V Set CONNECT Result Code Format ....................................................................................................22
2.8 ATZ Set all Current Parameters to User Defined Profile ................................................................................22
2.9 AT+CFUN Set Phone Functionality................................................................................................................23
2.9.1 Wake up the ME from SLEEP Mode..........................................................................................................24
2.10 AT^SMSO Switch off Mobile Station ............................................................................................................25
2.11 AT+GCAP Request Complete TA Capabilities List ......................................................................................25
2.12 AT+CMEE Mobile Equipment Error Message Format..................................................................................25
2.12.1 CME/CMS Error Code Overview................................................................................................................26
2.13 AT+CSCS Select TE Character Set .............................................................................................................29
2.14 AT^SCFG Extended Configuration Settings.................................................................................................29
Chapter 3. Status Control Commands ...................................................................................................................36
3.1 AT+CMER Mobile Equipment Event Reporting..............................................................................................36
3.2 AT+CIND Indicator control .............................................................................................................................37
3.3 AT^SIND Extended Indicator Control.............................................................................................................39
3.4 AT+CEER Extended Error Report..................................................................................................................43
3.4.1 Cause Location ID for the Extended Error Report......................................................................................44
3.4.2 GSM Release Cause for L3 Radio Resource (RR) ....................................................................................44
3.4.3 GSM Release Cause for Mobility Management (MM)..................................................................................45
3.4.4 GSM Release Cause for L3 Call Control (CC) .............................................................................................46
3.4.5 GSM Release Cause for Supplementary Service Call ...............................................................................47
3.4.6 GSM Cause for L3 Protocol Module or Other Local Cause........................................................................48
3.4.7 Release Cause for GPRS API ...................................................................................................................48
3.4.8 Release Cause for PPP/IP-Stack...............................................................................................................48
3.5 ATS18 Extended Call Release Report ...........................................................................................................49
3.6 AT+CPAS Mobile Equipment Activity Status..................................................................................................49
3.7 AT+WS46 Select Wireless Network...............................................................................................................50
Chapter 4. Serial Interface Control Commands.....................................................................................................51
4.1 AT\Q Flow Control..........................................................................................................................................51
4.2 AT&C Set Circuit Data Carrier Detect (DCD) Function Mode.........................................................................51
4.3 AT&D Set Circuit Data Terminal Ready (DTR) Function Mode......................................................................51
4.4 AT&S Set Circuit DSR Function Mode ...........................................................................................................52
4.5 ATE Enable Command Echo .........................................................................................................................52
4.6 AT+ICF Serial Interface Character Framing...................................................................................................52
4.7 AT+IFC Set Flow Control Separately for Data Directions...............................................................................53
4.8 AT+ILRR Set TE-TA Local Rate Reporting ....................................................................................................53