10.6.1.5 SIG_CH_CTRL Register (Offset = 28h) [reset = 0x00]
SIG_CH_CTRL is shown in Figure 74 and described in Table 11.
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Figure 74. SIG_CH_CTRL Register
7 |
6 |
5 |
4 |
3 |
2 |
1 |
0 |
BCK_RATIO_CONFIGURE |
FS_MODE |
R/W |
R/W |
|
Table 11. SIG_CH_CTRL Register Field Descriptions
Bit |
Field |
Type |
Reset |
Description |
7-4 |
BCK_RATIO_CONFIGURE |
R/W |
0000 |
These bits indicate the configured BCK ratio, the number of BCK clocks in one audio frame.
0011: 32FS
0101: 64FS
0111: 128FS
1001: 256FS
1011: 512FS |
3-0 |
FS_MODE |
R/W |
0000 |
FS Speed Mode These bits select the FS operation mode, which must be set according to the current audio sampling rate.
0000: Auto detection
0110: 32KHz
1000: 44.1KHz
1001: 48KHz
1010: 88.2KHz
1011: 96KHz
Others Reserved |