STA014B STMICROELECTRONICS [STMicroelectronics], STA014B Datasheet - Page 30
![no-image](/images/no-image-200.jpg)
STA014B
Manufacturer Part Number
STA014B
Description
MPEG 2.5 LAYER III AUDIO DECODER WITH ADPCM AND SRS WOWO POSTPROCESSING CAPABILITY
Manufacturer
STMICROELECTRONICS [STMicroelectronics]
Datasheet
1.STA014B.pdf
(45 pages)
- Current page: 30 of 45
- Download datasheet (467Kb)
STA014-STA014B-STA014T
TONE_ATTEN
Address: 0x7D (125)
Type: RW
Software Reset: 0x00
Hardware Reset: 0x00
In the digital output
achieved with 0 dB of attenuation. For this rea-
30/45
MSB
TA7
MSB
b7
b7
0
0
0
0
0
0
0
TA6
b6
b6
0
0
0
0
0
0
0
TA5
b5
b5
0
0
0
0
0
0
0
TA4
b4
b4
0
0
0
0
0
0
0
audio, the full signal is
TA3
b3
b3
0
0
1
0
1
1
1
TA2
b2
b2
0
0
1
0
0
0
0
TA1
b1
b1
LSB
TA0
0
0
1
1
1
1
0
b0
LSB
b0
.
.
.
0
1
0
0
1
0
1
son, before applying Bass & Treble Control, the
user has to set the TONE_ATTEN register to the
maximum value of enhancement is going to per-
form.
For example, in case of a 0 dB signal (max. level)
only attenuation would be possible. If enhance-
ment is desired, the signal has to be attenuated
accordingly before in order to reserve a margin in dB.
An increment of a decimal unit corresponds to a Tone
Attenuation step of 1.5dB.
ATTENUATION
-1.5dB step
-16.5dB
-1.5dB
-4.5dB
-15dB
-18dB
-3dB
0dB
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