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AT Commands Manual

AT Commands

User Manual

Table of Contents
1 2 Introduction........................................................................................................................................ 7 1.1 Purpose of the document ...................................................................................................................................7 1.2Terms and Abbreviations ...................................................................................................................................7 AT commands features ...................................................................................................................... 8 2.1 Serial interface settings........................................................................................................................................8 2.2 Command line ......................................................................................................................................................8 2.3 Default values.......................................................................................................................................................8 2.4 Information responses and result codes...........................................................................................................8 General behaviors ............................................................................................................................... 8 3.1 Start up and initialization....................................................................................................................................8 General commands............................................................................................................................. 9 4.1 Manufacturer identification +CGMI ................................................................................................................9 4.2Request model identification +CGMM............................................................................................................9 4.3 Request revision identification +CGMR..........................................................................................................9 4.4 Request product serial number identification+CGSN..................................................................................9 4.5 Set TE character set +CSCS ..............................................................................................................................9 4.6 Request international mobile subscriber identification +CIMI ..................................................................10 4.7 Card identification +CCID..............................................................................................................................10 4.8 Request complete capabilities list +GCAP ....................................................................................................10 4.9 Repeat last commandA/..................................................................................................................................10 Mobile equipment control and status commands ............................................................................ 11 5.1 Phone activity status +CPAS ...........................................................................................................................11 5.2 Switch off MS+CPWROFF...........................................................................................................................11 5.3 Set phone functionality +CFUN .....................................................................................................................11 5.4 Battery charge +CBC ........................................................................................................................................12 5.5 Keypad control +CKPD...
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