18 lines
567 B
Plaintext
18 lines
567 B
Plaintext
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https://makersportal.com/blog/recording-stereo-audio-on-a-raspberry-pi
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https://learn.adafruit.com/adafruit-i2s-mems-microphone-breakout/raspberry-pi-wiring-test
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sudo pip3 install --upgrade adafruit-python-shell
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cd /tmp
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sudo wget https://raw.githubusercontent.com/adafruit/Raspberry-Pi-Installer-Scripts/master/i2smic.py
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sudo python3 i2smic.py
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# plug microphone
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sudo reboot
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arecord -l
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arecord -D plughw:1 -c1 -r 48000 -f S32_LE -t wav -V mono -v file.wav
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# Control record volume
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cp res/.asoundrc ~/.asoundrc
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# alsa API
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http://www.equalarea.com/paul/alsa-audio.html
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