AT Command Set for WCDMA Module - wless.ru
AT Command Set for WCDMA Module - wless.ru
AT Command Set for WCDMA Module - wless.ru
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<strong>WCDMA</strong> <strong>Module</strong><br />
2.4.11 +CLVL: speak volume<br />
Description This command is used to set the volume level of the speaker.<br />
Format <strong>AT</strong>+CLVL=<br />
Example <strong>AT</strong>+CLVL=5<br />
OK<br />
<strong>AT</strong>+CLVL?<br />
+CLVL:5<br />
parameters range: 0~7, the smaller the number is, the lower the volume is. After the call is<br />
ended, the value will return to the default value 4.<br />
2.4.12 +ECHO: echo remove<br />
Description This command is used to remove the echo.<br />
Format <strong>AT</strong>+ECHO=num<br />
Example <strong>AT</strong>+ECHO?<br />
+ECHO:1<br />
OK<br />
<strong>AT</strong>+ECHO=0<br />
OK<br />
parameters Num: default value 1.<br />
1: set echo remove function<br />
0: cancel echo remove function<br />
2.4.13 +SIDET: set side tone<br />
Description This specific command is used to set the level of audio feedback in the speaker. It’s<br />
earier to use this command to debug audio circuit.<br />
The module has 2 audio pathes: 1 path <strong>for</strong> earpiece, 1 path <strong>for</strong> speaker and<br />
microphone. Select suitable path be<strong>for</strong>e setting. Please refer to +SPEAKER<br />
command <strong>for</strong> details.<br />
Format <strong>AT</strong>+SIDET=,<br />
Example <strong>AT</strong>+SIDET=1,0<br />
OK<br />
<strong>AT</strong>+SIDET?<br />
+SIDET:1,0<br />
OK<br />
parameters :<br />
0: OFF<br />
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