TFA9879 NXP Semiconductors, TFA9879 Datasheet - Page 27

• Manufacturer Part Number: TFA9879
• Description: The TFA9879 contains a processor that supports a range of sound processing featuresincluding a 5-band parametric equalizer, separate bass and treble control, a dynamicrange compressor, soft clip control and volume control
• Manufacturer: NXP Semiconductors

NXP Semiconductors
TFA9879
Product data sheet
10.4.1 Device control
Table 20.
The following subsections provide details of the of the bits in these registers and the
control and status functionality assigned to each.
Table 21.
Register address (hex)
06h
07h
08h
09h
0Ah
0Bh
0Ch
0Dh
0Eh
0Fh
10h
11h
12h
13h
14h
15h
Bit
15:5
4
3
2
1
0
Symbol
reserved
INPUT_SEL
OPMODE
reserved
RESET
POWERUP
Top-level register map
Device control register (address 00h) bit description
All information provided in this document is subject to legal disclaimers.
R/W
R/W
Access Default
R/W
R/W
Rev. 02 — 15 October 2010
Default (hex)
0xC63E
0x651A
0xE53E
0x4616
0xD33E
0x4DF3
0xEA3E
0x5EE0
0xF93E
0x0093
0x92BA
0x12A5
0x0004
0x10BD
0x0000
-
0x000
0
0
0
0
0
…continued
Mono BTL class-D audio amplifier with digital input
Description
serial interface input selection:
operating mode selection:
I
Power-down mode selection:
2
C reset activation:
0: serial interface input 1
1: serial interface input 2
0: Off mode
1: Amplifier mode
0: reset inactive
1: reset active; 1 is written to generate a reset, after
which the RESET bit is automatically reset to 0
0: Power-down mode
1: operating mode (dependent on OPMODE)
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Access Description
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R
equalizer_A word_2; see
equalizer_B word_1; see
equalizer_B word_2; see
equalizer_C word_2; see
equalizer_D word_2; see
equalizer_E word_1; see
equalizer_E word_2; see
bypass control; see
bass and treble; see
volume control; see
de-emphasis, soft/hard mute and power
equalizer_C word_1; see
equalizer_D word_1; see
dynamic range compressor; see
high-pass filter; see
limiter; see
miscellaneous status; see
Table 32
Table 27
Table 30
Table 31
Table 29
TFA9879
© NXP B.V. 2010. All rights reserved.
Table 25
Table 24
Table 25
Table 24
Table 25
Table 24
Table 25
Table 24
Table 25
Table 33
Table 28
27 of 60