Cirrus Logic CS4391 - Manual (Page 14)

CS4391
14 DS335PP4
3. REGISTER QUICK REFERENCE
** “default” ==> bit status after power-up-sequence or reset**
3.1 MODE CONTROL 1 (ADDRESS 01H)
AMUTE (Auto-mute)
Default = ‘1’.
0 - Disabled
1 - Enabled
DIF2, DIF1 and DIF0 (Digital Interface Format - PCM Modes). See Table 1
Default = ‘0’.
000 - Format 0, Left Justified, up to 24-bit data
001 - Format 1, I
2
S, up to 24-bit data
010 - Format 2, Right Justified, 16-bit Data
011 - Format 3, Right Justified, 24-bit Data
100 - Format 4, Right Justified, 20-bit Data
101 - Format 5, Right Justified, 18-bit Data
110 - Reserved
111 - Reserved
DIF2, DIF1 and DIF0 (Digital Interface Format - DSD Mode Only). SeeTable 2
Default = ‘0’.
000 - Format 0, 64x oversampled DSD data with a 4x MCLK to DSD data rate
001 - Format 1, 64x oversampled DSD data with a 6x MCLK to DSD data rate
010 - Format 2, 64x oversampled DSD data with a 8x MCLK to DSD data rate
011 - Format 3, 64x oversampled DSD data with a 12x MCLK to DSD data rate
100 - Format 4, 128x oversampled DSD data with a 2x MCLK to DSD data rate
101 - Format 5, 128x oversampled DSD data with a 3x MCLK to DSD data rate
110 - Format 6, 128x oversampled DSD data with a 4x MCLK to DSD data rate
111 - Format 7, 128x oversampled DSD data with a 6x MCLK to DSD data rate
DEM1, DEM0 (De-Emphasis Mode). See Table 3
Default = ‘00’.
00 - No De-emphasis
01 - 44.1 kHz De-Emphasis
10 - 48 kHz De-Emphasis
11 - 32 kHz De-Emphasis
FM1, FM0 (Functional Mode). See Table 4
Default = ‘00’.
00 - Single-Speed Mode (4 to 50 kHz sample rates)
01 - Double-Speed Mode (50 to 100 kHz sample rates)
10 - Quad-Speed Mode (100 to 200 kHz sample rates)
11 - Direct Stream Digital Mode
7 6 5 4 3 2 1 0
AMUTE DIF2 DIF1 DIF0 DEM1 DEM0 FM1 FM0
1 0 0 0 0 0 0 0