HUAWEI MG323 GSM M2M Module
AT Command Interface Specification Contents
Issue 02 (2010-11-23) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd. xi
15.1.2 Reading the Current Audio Channel.................................................................................. 197
15.1.3 Switching the Audio Channel............................................................................................. 197
15.2 AT+CMIC - Command for Adjusting the Microphone Gain Level............................................... 197
15.2.1 Querying the Supported Microphnoe Gain Levels ............................................................197
15.2.2 Querying the Current Microphone Gain Level................................................................... 198
15.2.3 Setting the Microphone Gain Level................................................................................... 198
15.3 AT^ECHO - Command for Suppressing the Echo......................................................................198
15.3.1 Querying the Supported Echo Suppressing Functions..................................................... 199
15.3.2 Reading the Current Settings of the Echo Suppressing Function..................................... 199
15.3.3 Setting the Echo Suppressing Function............................................................................ 200
15.4 AT+CLVL - Command for Adjusting the Speaker Volume ..........................................................200
15.4.1 Querying the Supported Speaker Volume Level............................................................... 200
15.4.2 Reading the Current Speaker Volume............................................................................... 201
15.4.3 Setting the Speaker Volume.............................................................................................. 201
15.5 AT+CMUT - Command for Muting and Unmuting the Microphone............................................ 201
15.5.1 Querying the Supported Muting Settings for the Microphone........................................... 202
15.5.2 Reading the Curent Muting Settings of the Microphone ................................................... 202
15.5.3 Setting the Muting Function of the Microphone................................................................. 203
16 Other Commands.................................................................................................................... 204
16.1 A/ - Command for Executing the Previous Command Again..................................................... 204
16.1.1 Execution Command......................................................................................................... 204
16.1.2 Examples........................................................................................................................... 204
16.2 ATS3 – Command for Settting the Command Line Ending Character.......................................205
16.2.1 Querying the Current Command Line Ending Character ..................................................205
16.2.2 Setting the Command Line Ending Character................................................................... 205
16.2.3 Examples........................................................................................................................... 205
16.3 ATS4 – Command for Setting the Response Format Character................................................ 206
16.3.1 Querying the Current Format Character............................................................................ 206
16.3.2 Setting the Response Format Character........................................................................... 207
16.3.3 Examples........................................................................................................................... 207
16.4 ATS5 – Command for Setting the Backspace Character........................................................... 207
16.4.1 Querying the Current Backspace Character ..................................................................... 208
16.4.2 Setting the Current Backspace Character......................................................................... 208
16.4.3 Examples........................................................................................................................... 208
16.5 ^THERM - Command for Unsolicitedly Reporting Temperature Protection............................... 209
17 Appendix ..................................................................................................................................210
17.1 List of URC Commands ............................................................................................................. 214
17.2 List of CME/CMS ERROR Codes ..............................................................................................216
17.3 Acronyms and Abbreviations...................................................................................................... 220