Datasheet

TAS5548
www.ti.com SLES270 –NOVEMBER 2012
Table 11-51. Channels 7, 2, and 1 (Center, Right Front, and Left Front)
D7 D6 D5 D4 D3 D2 D1 D0 FUNCTION
0 0 0 0 0 0 0 0 No change
0 0 0 0 0 0 0 1 Bass filter set 1
0 0 0 0 0 0 1 0 Bass filter set 2
0 0 0 0 0 0 1 1 Bass filter set 3
0 0 0 0 0 1 0 0 Bass filter set 4
0 0 0 0 0 1 0 1 Bass filter set 5
0 0 0 0 0 1 1 0 Illegal
0 0 0 0 0 1 1 1 Illegal
11.38 Bass Filter Index Register (0xDB)
Index values above 0x24 are invalid. To use the bass and treble function, the bass and treble bypass
registers (0x89–0x90) must be configured as inline (default is bypass).
Table 11-52. Bass Filter Index Register Format
I
2
C TOTAL REGISTER
DESCRIPTION OF CONTENTS DEFAULT STATE
SUBADDRESS BYTES NAME
0xDB 4 Bass filter index Ch8_BFI[31:24], Ch65_BFI[23:16], Ch43_BFI[15:8], 1212 1212
(BFI) Ch721_BFI[7:0]
Table 11-53. Bass Filter Indexes
BASS INDEX VALUE ADJUSTMENT (dB) BASS INDEX VALUE ADJUSTMENT (dB)
0x00 18 0x13 –1
0x01 17 0x14 –2
0x02 16 0x15 –3
0x03 15 0x16 –4
0x04 14 0x17 –5
0x05 13 0x18 –6
0x06 12 0x19 –7
0x07 11 0x1A –8
0x08 10 0x1B –9
0x09 9 0x1C –10
0x0A 8 0x1D –11
0x0B 7 0x1E –12
0x0C 6 0x1F –13
0x0D 5 0x20 –14
0x0E 4 0x21 –15
0x0F 3 0x22 –16
0x10 2 0x23 –17
0x11 1 0x24 –18
0x12 0
Copyright © 2012, Texas Instruments Incorporated Serial-Control Interface Register Definitions 107
Submit Documentation Feedback
Product Folder Links: TAS5548