Cirrus Logic CS42518-CQZ Instructions Manual page 18

CX_SDOUT 56 CODEC Serial Data Output ( Output ) - Output for two's complement serial audio data from the internal
and external ADCs.
External ADC Serial Input ( Input ) - The CS42518 provides for up to two external stereo analog to digital
ADCIN1 58
ADCIN2 57 converter inputs to provide a maximum of six channels on one serial data output line when the CS42518
is placed in One Line mode.
59 External Reference Clock ( Input ) - External clock reference that must be within the ranges specified in
OMCK
the register "OMCK Frequency (OMCK Freqx)" on page 53.
SAI_LRCK 60 Serial Audio Interface Left/Right Clock ( Input / Output ) - Determines which channel, Left or Right, is
currently active on the serial audio data line.
SAI_SCLK 61 Serial Audio Interface Serial Clock (Input/Output) - Serial clock for the Serial Audio Interface.
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CS42518