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I2S Master 2-channel 16-bit 16-kHz
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This is an example of an I2S master with a playing a recording of the BBC
shipping forecast through one channel, and the other channel disconnected.

Logic analyzer setup
--------------------

The logic analyzer used for capturing was a EE Electronics ESLA201A at a 
sample rate of 16MHz. The logic analyzer probes were connected to the I2S
pins like this:

  Probe       Signal
  ------------------------
  0           Clock
  1           Frame Select
  2           Data