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STV82X7 датащи(PDF) 118 Page - STMicroelectronics

номер детали STV82X7
подробное описание детали  Digital Audio Decoder/Processor for A2 and NICAM Television/Video Recorders
PDF  156 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STV82X7 датащи(HTML) 118 Page - STMicroelectronics

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Register List
STV82x7
118/156
EQ_BANDX_GAIN
Loudspeakers Equalizer Gain Register for BandX
Note:
With positive equalizer settings, internal clipping may occur even with an overall volume of less than
0 dB. This will lead to a clipped output signal. Therefore, it is not recommended to set equalizer
bands to a value that, in conjunction with volume, would result in an overall positive gain.
Bit Name
Reset
Function
Bits[7:2]
000000
Reserved.
LS_EQ_BT_SW
0
5-Band Equalizer or Bass-Treble selection
0: 5-Band Equalizer is selected for Loudspeakers.
1: Bass-Treble is selected for Loudspeakers.
LS_EQ_ON
1
5-Band Equalizer/Bass-Treble for loudspeakers Enable
0: 5-Band Equalizer/Bass-Teble is disabled
1: 5-Band Equalizer/Bass-Teble is enabled (Default)
Address: CAh to CEh
Type: R/W
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
EQ_BANDX
Bit Name
Reset
Function
EQ_BANDX[7:0]
0000
0000
BandX gain adjustment within a range from -12 dB to +12 dB in steps of 0.25 dB.
Band1: 100 Hz, Band2: 330 Hz, Band3: 1 kHz, Band4: 3.3 kHz, Band5: 10 kHz, see Table 31.
Table 31: Loudspeakers Equalizer/Bass-Treble Gain Values (and Headphone Bass-Treble Gain Values)
Value
Gain G (dB)
00110000
+12
00101111
+11.75
00101110
+11.50
................
.....
00000000 (Default)
0
................
.....
11010010
-11.50
11010001
-11.75
11010000
-12



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