Samsung S3C2451X User Manual page 710

PCM AUDIO INTERFACE
PCM Input Clock Diagram
S3C2451X PCM is able to select clock either PCLK or External Clock. Refer figure 28-3. To enable clock
gating, please refer to the SYSCON part(SCLKCON, PCLKCON).
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
28-4
Specifications and information herein are subject to change without notice.
PCM
PCLK
External Clock
CTL_SERCLK_SEL
Figure 28-3 Input Clock Diagram for PCM
S3C2451X RISC MICROPROCESSOR
PCM
SOURCE_
CLK
1/N
Clock Divider
PCMn_CDCLK