Write Address Detailed Functions

AUDV0 (AUDV1)

These addresses write data into the audio volume registers which set the pull down impedance driving the audio output pads.

                    D3 D2  D1 D0  Audio Output
                                  Pull down
                                  current
                    0  0   0  0   No output
                                  current
                    0  0   0  1   lowest
                    0  0   1  0
                    .. ..  .. ..
                    .  .   .  .
                    1  1   1  0
                    1  1   1  1   highest

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