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from machine import I2S, Pin
sck_pin = Pin(14)
ws_pin = Pin(13)
sd_pin = Pin(12)
mck_pin = Pin(0)
audio_out = I2S(2,
sck=sck_pin, ws=ws_pin, sd=sd_pin, mck=mck_pin,
mode=I2S.TX,
bits=16,
format=I2S.MONO,
rate=44100,
ibuf=20000)
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class machine.I2S(id, *, sck, ws, sd, mck=None, mode, bits, format, rate, ibuf)