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Results for i2s
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2 votes
1 answer
14k views

I2S Recording combined with I2S Playback

I have a Raspberry Pi Zero and I am using the Adafruit I2S MEMS Microphone together with the ADAFRUIT I2S 3W CLASS D AMPLIFIER BREAKOUT - MAX98357A. … dtparam=i2s=on # ... …
Besi's user avatar
  • 954
2 votes
0 answers
2k views

Both speaker and microphone via I2S

t=183617 I've connected max98357-i2s to the Rpi via I2S and it's working ok. https://learn.adafruit.com/adafruit-max98357-i2s-class-d-mono-amp/raspberry-pi-usage Now I'm trying to connect a microphone … also via I2S. …
Greg's user avatar
  • 71
0 votes
3 answers
964 views

I2S data stream format

While I'm working with RPi I2S and couple of DACs, I notice something which I like to verify in here. … When I connect the scope to I2S interface I usually see waveforms similar to this: In here 1st channel is connected to BCK, 2nd is connected to LRCK and 3rd is connected to DOUT. …
jackran's user avatar
1 vote
0 answers
217 views

Error in configuration for I2S microphone

file '/home/pi/rpi-i2s-audio/my_loader.o' Makefile:1517: recipe for target '_module_/home/pi/rpi-i2s-audio' failed make: *** [_module_/home/pi/rpi-i2s-audio] Error 2 make: Leaving directory '/home/pi/ … Stop. $ pwd /home/pi/rpi-i2s-audio This is a follow-up question on this other thread. How can I compile the module to use the I2S microphone? …
emonigma's user avatar
  • 273
1 vote
1 answer
1k views

Recording audio using i2s mic results to pure noise when interfaced with Raspberry PI 3 (bot...

I followed Adafruit's guide for setting up the I2S mic with raspberry pi 3 loaded with precompiled image of Raspbian Jessie for the 3.5in PiTFT. … Also, I'm using another I2S device which is the Speaker Bonnet and it is working fine. …
bgsuello's user avatar
  • 166
1 vote
1 answer
1k views

Installation of kernel module for I2S Mic fails

I have a I2S mems microphone from adafruit. … Now I am following the guide at https://github.com/nejohnson2/rpi-i2s#compile-the-i2s-module Now after I have mounted the debugfs I attempt to look for the given module: $ sudo mount -t debugfs debugs …
Besi's user avatar
  • 954
0 votes
0 answers
40 views

Speaker on I2S Pins

I have read that using the I2S pins of the Pi would be a good option. After doing some research on the net, I'm no longer sure whether this is generally possible and what is required. …
Manuel Hohenadl's user avatar
0 votes
1 answer
5k views

Help reading audio data from I2S microphones

Using the Adafruit I2S MEMS microphone breakout board and the Raspberry Pi 2B, I am trying to read in stereo input using PyAudio and pass the data through a FFT to analyse. … I have installed the I2S drivers according to the Adafruit website's tutorial https://learn.adafruit.com/adafruit-i2s-mems-microphone-breakout/ and I am able to record stereo audio using the following …
Bill W's user avatar
  • 11
0 votes
0 answers
434 views

I2S boot overlays configurations for RPI CM4

I am trying to install a mono or stereo I2S microphones to a Raspberry Pi CM4 Board. … Old Kernel Install Method Is there any solution to enable I2S overlays on the RPI CM4 Board? …
shiv patil's user avatar
2 votes
1 answer
4k views

I2S microphones on Pi 2 and 3?

I'm trying to get a pair of I2S microphones working on a Pi2/Pi3. FWIW, it's a pair of http://www.invensense.com/wp-content/uploads/2015/02/ICS-43432_DS.pdf. … ] Subdevices: 1/1 Subdevice #0: subdevice #0 More diagnostic output that I deemed relevant can be found in https://gist.github.com/jayeye/00e45ae5534357d7098e25778106b5c0 As far as I can tell, i2s
JayEye's user avatar
  • 1,908
3 votes
0 answers
1k views

Using I2S microphone with Raspberry Pi [closed]

I have a microphone with I2S output and I am trying to record audio with it, using the Raspberry Pi (2 model B). I'm having trouble getting the microphone to work. …
kfir's user avatar
  • 39
1 vote
0 answers
107 views

How to fix compile error when compiling the i2S module

I tried to integrate I2S audio module following the instruction stated on the article “GitHub - nejohnson2/rpi-i2s: Using the ICS43432 MEMS microphone on a Raspberry Pi with i2s”. … "include/config/auto.conf: No file nor directory founded" I appreciate it if someone can advise me how to fix this error pi@raspberrypi:~ $ cd rpi-i2s-audio pi@raspberrypi:~/rpi-i2s-audio $ make -C …
Kiki's user avatar
  • 11
0 votes
0 answers
307 views

PocketSphinx , Adafruit i2s Mems Microphone and RPI

I am using Adafruit i2s Mems Microphone on Raspberry pi3 and PocketSphinx for the Speech to text conversion project. I am able to record audio on AUDACITY and Alsa. … Can you please help and tech me regarding I2S microphone. …
Hitesh Patil's user avatar
0 votes
1 answer
399 views

Need a board that have two I2S interfaces

However, it seems RPi 3B only have one group of I2S interface present in GPIO pins. So which board can I use for two I2S interfaces? …
jiandingzhe's user avatar
8 votes
1 answer
43k views

Confirming the I2S pins on Raspberry Pi 3 model B?

I'm having trouble confirming what are the pins used for I2S on Raspberry Pi 3 model B. … it defined, that what would correspond to pins J8-12, J8-35 and J8-12, should be setup in a specific manner for I2S, if such a I2S setup statement is present in the device tree? …
sdaau's user avatar
  • 201

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