topic DMIC input volume very low in i.MX Processors https://community.nxp.com/t5/i-MX-Processors/DMIC-input-volume-very-low/m-p/1082077#M158745 <HTML><HEAD></HEAD><BODY><P>Hello Everyone,</P><P></P><P>I am trying to record voice through the dmic present on my board, the audio codec used is wm8962, the codec provides 1.8v to the dmic and dmic clock runs at 2.8MHz. But, when I record anything through the dmic i am not able to hear anything in the playback.</P><P>Kindly help to find a solution.</P><P></P><P>Regards,</P><P>Anusha</P></BODY></HTML> Wed, 10 Jun 2020 10:32:34 GMT anushan 2020-06-10T10:32:34Z DMIC input volume very low https://community.nxp.com/t5/i-MX-Processors/DMIC-input-volume-very-low/m-p/1082077#M158745 <HTML><HEAD></HEAD><BODY><P>Hello Everyone,</P><P></P><P>I am trying to record voice through the dmic present on my board, the audio codec used is wm8962, the codec provides 1.8v to the dmic and dmic clock runs at 2.8MHz. But, when I record anything through the dmic i am not able to hear anything in the playback.</P><P>Kindly help to find a solution.</P><P></P><P>Regards,</P><P>Anusha</P></BODY></HTML> Wed, 10 Jun 2020 10:32:34 GMT https://community.nxp.com/t5/i-MX-Processors/DMIC-input-volume-very-low/m-p/1082077#M158745 anushan 2020-06-10T10:32:34Z Re: DMIC input volume very low https://community.nxp.com/t5/i-MX-Processors/DMIC-input-volume-very-low/m-p/1082078#M158746 <HTML><HEAD></HEAD><BODY><P>Hi Anusha</P><P></P><P>one can try to tweak "attenuation" factor described in Table 7-7. Audio Mixer controls&nbsp;</P><P>Linux Manual in <A class="" href="https://www.nxp.com/webapp/Download?colCode=L5.4.3_1.0.0_LINUX_DOCS" target="_blank">Linux 5.4.3_1.0.0 Documentation</A></P><P></P><P>Best regards<BR />igor<BR />-----------------------------------------------------------------------------------------------------------------------<BR />Note: If this post answers your question, please click the Correct Answer button. Thank you!<BR />-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Wed, 10 Jun 2020 23:05:10 GMT https://community.nxp.com/t5/i-MX-Processors/DMIC-input-volume-very-low/m-p/1082078#M158746 igorpadykov 2020-06-10T23:05:10Z