Samsung S5PC110 Manual page 1824

S5PC110_UM 2 IIS MULTI AUDIO INTERFACE
Sound Sound Custom
Source 1 Source N Player
Volume X
Volume 1 Volume N
Master Volume
+
Master
Volume
S/ W Mixer
+
I2 S
H / W Mixer
+ I2S
Figure 2-5 Concept of Mixer in IIS
This function has two limitations:
1. Normalization should be pre-processed in S/W configurations or settings.
2. Synchronization between two sound sources is not guaranteed.
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