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PRELIMINARY
S3C6400X RISC MICROPROCESSOR
PCM AUDIO INTERFACE
37
-9
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.
Register
Address
R/W
Description
Reset Value
PCM_CLKCTL 0x7F009004
0x7F00A004
R/W
Control the PCM Audio Inteface
0x00000000
The bit definitions for the PCM_CTL Control Register are described below:
PCM_CLKCTL
Bit
Description
Initial
State
Reserved [31:20]
Reserved
CTL_SERCLK_EN [19]
Enable
the
serial clock division logic.
Must be HIGH for the PCM to operate
(if it is high, SCLK and FSYNC is operated.)
0
CTL_SERCLK_SEL [18]
Select
the
source of the serial clock
0 – external_codec_clock input
1 - PCLK
0
SCLK_DIV
[17:9]
Controls the divider used to create the PCMSCLK based on
the PCMCODEC_CLK
Final clock will be source_clk / 2*(s1)
000
SYNC_DIV
[8:0]
Controls the frequency of the PCMSYNC signal based on the
PCMSCLK.
Freq. of PCMSYNC = Freq. of PCMSCLK/(S1)
000