CS42526_05 Datasheet, PDF (53/93 Pages) Cirrus Logic – 114 dB, 192 kHz 6-Ch Codec with S/PDIF Receiver

CS42526
6.7 Clock Control (address 06h)
7
6
5
4
3
2
1
0
RMCK_DIV1 RMCK_DIV0 OMCK Freq1 OMCK Freq0 PLL_LRCK SW_CTRL1 SW_CTRL0 FRC_PLL_LK
6.7.1 RMCK DIVIDE (RMCK_DIVX)
Default = 00
Function:
Divides/multiplies the internal MCLK, either from the PLL or OMCK, by the selected factor.
RMCK_DIV1 RMCK_DIV0 Description
0
0
Divide by 1
0
1
Divide by 2
1
0
Divide by 4
1
1
Multiply by 2
Table 10. RMCK Divider Settings
6.7.2 OMCK FREQUENCY (OMCK FREQX)
Default = 00
Function:
Sets the appropriate frequency for the supplied OMCK.
OMCK Freq1 OMCK Freq0
Description
0
0
11.2896 MHz or 12.2880 MHz
0
1
16.9344 MHz or 18.4320 MHz
1
0
22.5792 MHz or 24.5760 MHz
1
1
Reserved
Table 11. OMCK Frequency Settings
6.7.3 PLL LOCK TO LRCK (PLL_LRCK)
Default = 0
0 - Disabled
1 - Enabled
Function:
When enabled, the internal PLL of the CS42526 will lock to the SAI_LRCK of the SAI serial port.
DS585F1
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