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docs/library/machine.I2S: Clarify what rate refers to. 

Signed-off-by: Damien George <damien@micropython.org>
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Damien George 2022-03-28 17:10:33 +11:00
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docs/library/machine.I2S.rst
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@ -95,7 +95,8 @@ Constructor
- ``mode`` specifies receive or transmit - ``mode`` specifies receive or transmit
- ``bits`` specifies sample size (bits), 16 or 32 - ``bits`` specifies sample size (bits), 16 or 32
- ``format`` specifies channel format, STEREO or MONO - ``format`` specifies channel format, STEREO or MONO
- ``rate`` specifies audio sampling rate (samples/s) - ``rate`` specifies audio sampling rate (Hz);
this is the frequency of the ``ws`` signal
- ``ibuf`` specifies internal buffer length (bytes) - ``ibuf`` specifies internal buffer length (bytes)
For all ports, DMA runs continuously in the background and allows user applications to perform other operations while For all ports, DMA runs continuously in the background and allows user applications to perform other operations while