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PRELIMINARY
PCM AUDIO INTERFACE
S3C6400X RISC MICROPROCESSOR
37-4
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
Specifications and information herein are subject to change without notice.
PCM Input Clock Diagram
1/N
PCLK
EXT_CODEC_CLKIN
CTL_SERCLK_SEL
PCM
EPLL
APLL or MPLL
System
Controlller
XpcmEXTCLK[0]
XpcmEXTCLK[1]
Clock Divider
Figure 37-3 Input Clock Diagram for PCM
S3C6400X can provide PCM with a variety of clock. PCM is able to select from two clock PCLK or AUDIO clock
(which is from system controller). We can also select AUDIO clock among PLL or external input clock. Refer
figure37-3.