NJW1148 查看數據表（PDF） - Japan Radio Corporation
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NJW1148 Datasheet PDF : 29 Pages
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PRELIMINARY
NJW1148
G CONTROL COMMAND TABLE
a) Master Volume
Select
BIT
Address
D7
D6
D5
D4
D3
D2
D1
D0
00H
VOL
•VOL : Master Volume
Attenuation level : 0 to –80dB(0.33dB/step), MUTE
The volume is consisted of VOL1 and VOL2 and the level is divided into half to each VOL1 and VOL2.
ex) Volume setting is -2dB ; VOL1 and VOL2 is set -1dB each.
b) Balance
Select
BIT
Address
D7
D6
D5
D4
D3
D2
D1
D0
01H
CHS
BAL
Don’t Care
•CHS : Balance channel select
“0” : Ach “Bch is attenuated”
“1” : Bch “Ach is attenuated”
•BAL : Ach and Bch Balance
Balance Level : 0 to –30dB (1dB/Step) , MUTE
c) Tone Control BASS
Select
BIT
Address
D7
D6
D5
D4
D3
D2
D1
D0
02H
BCB
BASS
Don’t Care
•BCB : Bass Boost or Cut
“0” : Cut
“1” : Boost
•BASS : BASS Level
Cut Level : -15 to 0dB(0.5dB/Step)
Boost Level : 0 to +15dB(0.5dB/Step)
e) Tone Control TREBLE
Select
BIT
Address
D7
D6
D5
D4
D3
D2
D1
D0
03H
BCT
TREB
Don’t Care
•BCT : Treble Boost or Cut
“0” : Cut
“1” : Boost
•TREB : Treble Level
Cut Level : -15 to 0dB(0.5dB/Step)
Boost Level : 0 to +15dB(0.5dB/Step)
f) BBE-Low
Select
Address
D7
D6
04H
•BBEL:BBE-LOW Level
0dB to 15dB (0.5dB/step)
D5
BBEL
BIT
D4
D3
D2
BBE
D1
D0
Don’t Care
•BBE : BBE ON or OFF
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