Table 7-4 – Cirrus Logic CS4953xx User Manual
Page 72
Digital Audio Output Port Description
CS4953xx Hardware User’s Manual
DS732UM10
Copyright 2010 Cirrus Logic, Inc
7-6
shows values and messages for the output DAO_SCLK/LRCLK frequency configuration
parameter.
Table 7-4. Output DAO_SCLK/LRCLK Configuration (Parameter C)
C Value
DAO_SCLK Frequency
Hex Message
0
(default)
DAO_MCLK = 256 FS
DAO1_SCLK = DAO_MCLK / 4 = 64 FS
DAO1_LRCLK = DAO1_SCLK / 64 = FS
DAO2_SCLK = DAO_MCLK / 4 = 64 FS
DAO2_LRCLK = DAO2_SCLK / 64 = FS
0x8100003D
0x00007711
0x8100003E
0x00007711
0x8180002C
0xFFFFFF8F
0x8140002C
0x00000020
1
DAO_MCLK = 256 FS
DAO1_SCLK = DAO_MCLK / 2 = 128 FS
DAO1_LRCLK = DAO1_SCLK / 128 = FS
DAO2_SCLK = DAO_MCLK / 2= 128 FS
DAO2_LRCLK = DAO2_SCLK / 128 = FS
0x8100003D
0x00017701
0x8100003E
0x00017701
0x8180002C
0xFFFFFF8F
0x8140002C
0x00000040
2
DAO_MCLK = 256 FS
DAO1_SCLK = DAO_MCLK / 1 = 256 FS
DAO1_LRCLK = DAO1_SCLK / 256 = FS
DAO2_SCLK = DAO_MCLK / 1= 256 FS
DAO2_LRCLK = DAO2_SCLK / 256 = FS
0x8100003D
0x00037700
0x8100003E
0x00037700
0x8180002C
0xFFFFFF8F
0x8140002C
0x00000060
3
DAO_MCLK = 128 FS
DAO1_SCLK = DAO_MCLK / 2 = 64 FS
DAO1_LRCLK = DAO1_SCLK / 64 = FS
DAO2_SCLK = DAO_MCLK / 2= 64 FS
DAO2_LRCLK = DAO2_SCLK / 64 = FS
0x8100003D
0x00007701
0x8100003E
0x00007701
0x8180002C
0xFFFFFF8F
0x8140002C
0x00000020
4
DAO_MCLK = 128 FS
DAO1_SCLK = DAO_MCLK / 1 = 128 FS
DAO1_LRCLK = DAO1_SCLK / 128 = FS
DAO2_SCLK = DAO_MCLK / 1 = 128 FS
DAO2_LRCLK = DAO2_SCLK / 128 = FS
0x8100003D
0x00017700
0x8100003E
0x00017700
0x8180002C
0xFFFFFF8F
0x8140002C
0x00000040
5
DAO_MCLK = 512 FS
DAO1_SCLK = DAO_MCLK / 8 = 64 FS
DAO1_LRCLK = DAO1_SCLK / 64 = FS
DAO2_SCLK = DAO_MCLK / 8= 64 FS
DAO2_LRCLK = DAO2_SCLK / 64 = FS
0x8100003D
0x00007713
0x8100003E
0x00007713
0x8180002C
0xFFFFFF8F
0x8140002C
0x00000020