Control a WM8731 chip in slave mode, where it receives all clocks from Teensy
This object has no audio inputs or outputs. Separate i2s objects are used to send and receive audio data. I2S master mode objects must be used, since this control object configures the WM8731 into slave mode.
enable();
blah blah blah blah
disable();
not implemented
volume(level);
blah blah blah blah
inputLevel(level);
not implemented
inputSelect(input);
not implemented