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→Technology
==Audio==
===ics43432 I2S audio with raspberry pi===
*download source
*download loader code
*makefile:
<syntaxhighlight lang="make">obj-m := my_loader.o
all:
make -C /lib/modules/$(shell uname -r)/build/ M=$(PWD) modules
clean:
make -C /lib/modules/$(shell uname -r)/build/ M=$(PWD) clean
</syntaxhighlight>
*load kernel module:
<syntaxhighlight lang="bash">sudo insmod my_loader.ko</syntaxhighlight>
*see what modules are loaded
<syntaxhighlight lang="bash">lsmod</syntaxhighlight>
<syntaxhighlight lang="bash">lsmod | grep snd</syntaxhighlight>
===Electret Capsule with USB Soundcard===
'''Mic'''