LTE Standard Module Series Parameter Integer type. Module state. 0 Module is not recording sound 1 Module is recording sound Integer type. 0 Stop recording 1 Start recording String type. Name of the recorded audio file. The default storage path is UFS: . Integer type. Format of the file. It is specified by the file suffix and supports WAV, AMR, AWB and PCM formats. The fixed value is 13 (This parameter configuration is not supported currently). Integer type. Record the uplink or downlink sound. 0 Record uplink sound 1 Record downlink sound Error codes. For more details, see Chapter 3 . EC200U&EG915U_Series_Audio_Application_Note 10 / 25 OK Read Command AT+QAUDRD? Response +QAUDRD:
OK Write Command AT+QAUDRD= [, [, [, ]]] Response OK Or ERROR If there is any error related to ME functionality: +CME ERROR: Maximum Response Time 300 ms Characteristics / NOTE 1. If the name and format of the recording file are the same with that of an existing file or an unknown error occurs, URC +QAUDRIND: 0,1 will be reported. 2. If current recording is interrupted by other audio tasks, URC +QAUDRIND: 0,6 will be reported. 3. If there is no space available for recording, URC +QAUDRIND: 0,3 will be reported. 4. The module supports both text and audio playing, but asynchronously. 5.
Recording downlink sound is prohibited in non-calling mode; recording uplink sound is prohibited in calling mode.