STA027 ST Microelectronics, STA027 Datasheet - Page 38

• Manufacturer Part Number: STA027
• Description: SBC Codec
• Manufacturer: ST Microelectronics

6 TABLES
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Table 23.
This table give values to configure the audio PLL according CRYCK so that to generate a
PCMCK == 512*SF.
Table 24.
This table give values to configure the system PLL according CRYCK so that to generate a
SYSCK == 50MHz. or SYSCK == 42.5MHz.
Table 25.
PLL_SYSTEM_MDIV_42_5
PLL_SYSTEM_NDIV_42_5
PLL_SYSTEM_XDIV_42_5
PLL_SYSTEM_PEH_42_5
PLL_SYSTEM_PEL_42_5
PLL_SYSTEM_MDIV_50
PLL_SYSTEM_NDIV_50
PLL_SYSTEM_XDIV_50
PLL_SYSTEM_PEH_50
PLL_SYSTEM_PEL_50
PLL_AUDIO_MDIV_192
PLL_AUDIO_MDIV_176
PLL_AUDIO_NDIV_192
PLL_AUDIO_XDIV_192
PLL_AUDIO_NDIV_176
PLL_AUDIO_XDIV_176
PLL_AUDIO_PEH_192
PLL_AUDIO_PEH_176
PLL_AUDIO_PEL_192
PLL_AUDIO_PEL_176
Register
Register
values to configure audio PLL for ofact==512.
values to configure system PLL for SYSCK.
index of the Sampling Frequency
Index
0
1
2
4
5
CRYCK in MHz 10
CRYCK in MHz
CD00066274
162
11
19
16
0
1
0
0
0
1
169
10
42
18
56
16
17
0
1
0
1
CRYCK in MHz
CRYCK in MHz
14.31818
14.31818
126
223
13
10
0
0
0
1
0
1
187
157
157
58
11
0
0
5
0
1
Frequency
44.1 kHz
88.2 kHz
48 kHz
32 kHz
96 kHz
CRYCK in MHz
CRYCK in MHz
14.7456
14.7456
152
100
135
28
12
10
85
85
12
64
11
0
1
0
1
0
1
0
0
1
STA027