CS42L50 Datasheet, PDF (27/48 Pages) Cirrus Logic – Low Voltage, Stereo CODEC with headphone Amp

CS42L50
Binary Code
0000
0010
1010
1001
1100
Decimal Value
0
2
6
9
12
Boost Setting
0 dB
+2 dB
+6 dB
+9 dB
+12 dB
Table 4. Example Treble Boost Settings
4.2.15 Mode Control (address 07h)
7
6
5
4
3
BBCF1
BBCF0
TBCF1
TBCF0
A=B
0
0
0
0
0
2
DEM1
0
1
DEM0
0
0
VCBYP
0
4.2.16 BASS BOOST CORNER FREQUENCY (BBCF)
Default = 00
00 - 50 Hz
01 - 100 Hz
10 - 200 Hz
11 - Reserved
Function:
The bass boost corner frequency is user selectable as shown above.
4.2.17 TREBLE BOOST CORNER FREQUENCY (TBCF)
Default = 00
00 - 2 kHz
01 - 4 kHz
10 - 7 kHz
11 - Reserved
Function:
The treble boost corner frequency is user selectable as shown above.
Note: Treble Boost is not available in Double Speed Mode.
4.2.18 CHANNEL A VOLUME = CHANNEL B VOLUME (A=B)
Default = 0
0 - Disabled
1 - Enabled
Function:
The AOUTA/HP_A and AOUTB/HP_B volume levels are independently controlled by the A and the B
Channel Volume Control Bytes when this function is disabled. The volume on both AOUTA/HP_A and
AOUTB/HP_B are determined by the A Channel Attenuation and Volume Control Bytes, and the B Chan-
nel Bytes are ignored when this function is enabled.
DS544PP1
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