I am trying to get audio on the 40 pin connector of the Jetson Nano. I found the following pinout: Pin7 = AUDIO_MCLK Pin12 = DAP4_SCLK Pin35 = DAP4_FS Pin38 = DAP4_DIN Pin40 = DAP4_DOUT I tried to setup the audio routing using amixer with the following commands: amixer -c1 sset ‘ADMAIF1 Mux’…

Hello! Sorry for the delay on this but we are still in the process of completing the appropriate documentation. Typically, the process for reconfiguring the pins is … Using the provided pinmux spreadsheet, configure the pins are required and then using the spreadsheet there is a button to genera…

Hello! An alternative to updating the DTB, is to rebuild the bootloader with the following change and flash the updated bootloader. [image] I2S audio output not working Hi, I’m trying to configure nano I2S audio output as below: aud_mclk I2S3_LRCK I2S3_SDATA_IN I2S3_SDATA_OUT I2S…

Hi Jonathan I’m trying to use RASPIAUDIO MIC+ I updated the pinmux, gpio and i made all the procedure to use the I2S4. Really i can’t understand why didn’t work. I solved the problem that i had initially with the NVIDIA LOGO and the system frozen. The sound don’t work, but i2s4 apparentely is i…

Hello! First of once you have updated the pinmux you need to check that the pins are not configured as gpio. See … [image] Audio I2S on 40 Pin Connector I am trying to get audio on the 40 pin connector of the Jetson Nano. I found the following pinout: Pin7 = AUDIO_MCLK Pin12 = DAP4_…

Hi I want to try to explain all the process… With this configuration NO SOUND and i can execute arecord but only noise is in the test.wav verified copying to another computer. First sharing my configuration files: I flashed NANO with this PINMUX for u-boot: /* Copyright (c) 2018-2019, NVIDIA C…

To complete the info about the configuration: sudo grep dap4 /sys/kernel/debug/tegra_pinctrl_reg Bank: 1 Reg: 0x70003144 Val: 0x00000044 → dap4_fs_pj4 Bank: 1 Reg: 0x70003148 Val: 0x00000044 → dap4_din_pj5 Bank: 1 Reg: 0x7000314c Val: 0x00000004 → dap4_dout_pj6 Bank: 1 Reg: 0x70003150 Val: 0x00…

The last problem that i have is: work only the left speaker. not the right. if someone can explain me how i can put volume in the right speaker?

Hello! The MVC by default should apply the volume control to all channels (with a max of 8 channels supported). Make sure that the ‘MVC1 Channels’ is set to 0 (which means that it will not override the number of channels specified by the arecord command) … $ amixer -c tegrasndt210ref sget 'MVC1 Ch…

hi could you tell how to boot to u-boot command line ?

Hello! The u-boot command line is accessible via the serial console. Please see the following … [image] Jetson Nano & NX Style - Serial Debug Console - JetsonHacks The Serial Debug Console is the most basic way to be able to interface with your Jetson Nano & NX Style Developer Kit. Al…

Audio I2S on 40 Pin Connector

Robotics & Edge Computing Jetson Systems Jetson Nano

BARO October 11, 2019, 3:39pm 57

My friends!! the configuration explained work after to adjust the mixer using:

amixer -c tegrasndt210ref cset name=‘I2S4 Mux’ MVC1
112 amixer -c tegrasndt210ref cset name=‘MVC1 Mux’ ADMAIF1
113 amixer -c tegrasndt210ref cset name=‘MVC1 Vol’ 12000
114 amixer -c tegrasndt210ref cget name=‘MVC1 Vol’
115 amixer -c tegrasndt210ref cset name=‘MVC2 Mux’ I2S4

Best Regards

Jetson nano i2s microphone on production model using custom carrier board

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Audio I2S on 40 Pin Connector

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