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UPC1857ACT Datasheet(PDF) 23 Page - NEC

Part # UPC1857ACT
Description  SOUND CONTROL IC WITH SURROUND AND I2C BUS
PDF  44 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPC1857ACT Datasheet(HTML) 23 Page - NEC

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µµµµPC1857A
4.4.4 Surround effect
The surround effect can be changed in four steps by using the data of bits D1 and D0 of subaddress 00H.
Figure 4-4. Surround Effect
D7
D6
D5
D4
D3
D2
D1
D0
Subaddress
00H
Mute
Output selection
0
Gain
Data
Surround effect
D1
0
0
1
1
Surround mode
Surround effect
D0
0
1
0
1
0 dB
-3 dB
-6 dB
-12 dB
4.4.5 Mix
Mixing of the signal input to the MIX pin can be turned ON/OFF by using the data of bit D7 of subaddress 01H.
Figure 4-5. Mix
D7
D6
D5
D4
D3
D2
D1
D0
Subaddress
01H
Mix
Automatic
increment
Volume level
0
1
Mix: OFF
Mix: ON
Mix



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