AT Commands For CDMA Wireless Modems - Canary Systems

1 AT Commands For CDMA Wireless Modems Reference Guide Copyright and Technical Support AT Commands for CDMA Wireless Modems Reference Guide Products: MTSMC-Cxx, MTMMC-Cxx, MTCBA-Cxx PN S000294D, Revision D. Copyright This publication may not be reproduced, in whole or in part, without prior expressed written permission from Multi-Tech Systems , Inc. All rights reserved. Copyright 2004, by Multi-Tech Systems , Inc. Multi-Tech Systems , Inc. makes no representations or warranties with respect to the contents hereof and specifically disclaim any implied warranties of merchantability or fitness for any particular purpose.

2 Furthermore, Multi-Tech Systems , Inc. reserves the right to revise this publication and to make changes from time to time in the content hereof without obligation of Multi-Tech Systems , Inc. to notify any person or organization of such revisions or changes. Revisions Revision Level Date Description A 07/15/03 Initial release. B 03/23/04 Add Values to each command . Add new Commands . C 04/22/04 Fix headers and footers. Some formatting changes. D 09/30/04 Minor spelling and formatting changes. Trademarks The Multi-Tech logo is a trademark of Multi-Tech Systems , Inc. World Headquarters Multi-Tech Systems , Inc.

3 2205 Woodale Drive Mounds View, Minnesota 55112. Phone: 763-785-3500 or 800-328-9717. Fax: 763-785-9874. Technical Support Country By Email By Phone France: (33) 1-64 61 09 81. India: 91 (124) 6340778. : (44) 118 959 7774. and Canada: (800) 972-2439. Rest of the World: (763) 717-5863. Internet Address: Multi-Tech Systems , Inc. CDMA Wireless AT Commands - PN S000294D 2. Table of Contents Contents Chapter 1 - Introduction ..11. Scope of This Related References ..11. Definitions ..12. Chapter 2 - AT command Features ..14. Line Settings ..14. command Information Responses and Result Chapter 3 - Unsolicited AT Result Cell Broadcast Message Directly Displayed + Cell Broadcast Message Stored in Memory +CBMI.

4 15. Cell Environment Description Indication +CCED ..15. Call Waiting Indication +CCWA ..16. SMS Status Report Indication Directly Displayed + SMS Status Report Indication Stored in Memory +CDSI ..16. Key Press or Release +CKEV ..17. Caller ID Presentation + Incoming Message Directly Displayed +CMT ..17. Incoming Message Stored in Memory + Mode Preference +COPS ..18. Registration & Roaming + Incoming Call + RxLev Indication + Incoming Call +RING ..19. Call Answered +WANS ..20. Call Connected + Call Ended +WEND ..20. Feature Notification Message +WFNM ..21. Flash Indication +WFSH.

5 21. General Indicator + Call Originated + Call Privacy Indication +WPRV ..23. Roaming Indication +WROM ..24. Emergency Mode + Current NAM Change +WNAM ..25. Voice Mail Indicator + SMS Message Storage Full +WMGF ..25. Power Save +WSPS ..26. Chapter 4 - General Request Revision Identification + Electronic Serial Number +CGSN ..27. Select TE Character Set +CSCS ..27. Request IMSI + Capabilities List + Repeat Last command A/..28. Phone Offline +CPOF ..28. Set Phone Functionality +CFUN ..29. Phone Activity Status +CPAS ..30. Report Mobile Equipment Errors +CMEE ..30. Keypad Control +CKPD.

6 30. Multi-Tech Systems , Inc. CDMA Wireless AT Commands - PN S000294D 3. Table of Contents Clock Management +CCLK ..31. Ring Melody Playback + Ringer Sound Level + Subscriber Number +CNUM ..32. Select Type of Address +CSTA ..32. View modem Timers +WTMR ..33. modem Serial Number + Chapter 5 - Call Control Dial command Hang-Up command H ..35. Answer a Call A ..36. Remote Disconnection ..36. Extended Error Report +CEER ..36. DTMF Signals +VTD, +VTS ..37. DTMF START and STOP Continuous +WSDT, +WSDS ..37. Redial Last Telephone Number Automatic Dialing with DTR % Automatic Answer Incoming Call Bearer + Single Numbering Scheme +CSNS.

7 39. Microphone Gain +VGT ..40. Volume Gain Control + Microphone Mute Control +CMUT ..41. Speaker & Microphone Selection + Echo Cancellation + Side Tone Modification +SIDET ..42. Initialize Voice Parameters + TTY Mode +WTTY ..43. Chapter 6 - Network Service Commands ..44. Signal Quality +CSQ ..44. Mode Preference +COPS ..44. Band Preference +WBND ..45. Roam Preference +WRMP ..46. Network Registration & Roaming + Change NAM Selection +WNAM ..48. Read Current NAM + Emergency Mode + Extended Roam Indication + Chapter 7 - SIM Card Operational Enter PIN + Enter PIN2 + PIN Remaining Attempt Number + Facility Lock + Change Password + Card Identification +CCID.

8 54. Chapter 8 - Short Messages Commands ..55. Parameters Definition ..55. Select Message Service +CSMS ..56. New Message Acknowledgement +CNMA ..56. Preferred Message Storage + Show Text Mode Parameters +CSDH ..57. Multi-Tech Systems , Inc. CDMA Wireless AT Commands - PN S000294D 4. Table of Contents New Message Indication + Read Message + List Message +CMGL ..61. Send Message +CMGS ..62. Write Message to Memory +CMGW ..63. Send Message From Storage + Delete Message +CMGD ..64. Select Broadcast Messages + Message Status Modification + Message Overwriting +WMGO ..66. Change SMS Status + Set SMS Compose Language and Encoding +WSCL.

9 67. Set Timestamp of MT SMS +WSTM ..67. Chapter 9 - Supplementary Services Commands ..68. Call Forwarding + Calling Line Identification Restriction +CLIR ..69. Calling Line Identification Presentation +CLIP ..69. Send Flash to Base Station +WFSH ..70. List Current Call State +CLCC ..71. Chapter 10 - Data Commands ..72. Using AT Commands During a Data Select Mode +FCLASS ..72. Cellular Result Codes +CRC ..73. DTE-DCE Local Rate Reporting +ILRR ..73. V42 Bis Data Compression +DS ..74. V42 Bis Data Compression Report +DR ..75. Chapter 11 Commands ..76. Fixed DTE Rate +IPR ..76.

10 DTE-DCE Character Framing +ICF ..76. DTE-DCE Local Flow Control + Set DCD Signal & Set DTR Signal &D ..78. Set DSR Signal &S ..78. Back to Online Mode O ..78. Result Code Suppression DCE Response Format Auto-Tests &T ..79. Echo E ..79. Display Configuration &V ..80. Request Identification Information Restore Factory Setting & Save Configuration & Chapter 12 - Phone Book Commands ..82. Select Phonebook Memory Storage + Return Selected Phonebook Locations + Find Phonebook Entries +CPBF ..83. Write Phonebook Entry +CPBW ..84. Phonebook Read +CPBR ..85. Phonebook Search + Avoid Phonebook Init + Delete Calls From Phonebook +WDCP.