Harman Kardon AVR 2700

AVR2700/3700 Block Diagram
(DSP Part)
NJU72340
Volume
Source
Selector
OpticalIn
X2
Coaxial
Inx1
BD3812G
Zone2Volume
CS42528
Codec
SD
IN
8CHAnalog
8CHAnalog
AnalogInx2
AnalogOutx1
SWPreout1
AB_Class AMP7ch/7chpreout(Only AVR370)
H/P&MIC
Zone2Preoutx1
tGtj|
tGtj|
ToHDMI/BCO
UART&GPIOSPDIF&AnalogAudio I
2
SI/F SPI&GPIO
CS497024
DSP
DAI2
DAI1
TunerModule
(FM/AM)
SPI
MainMCU
STM32F205ZFT6
GPIO
IROut&Triggerout
IRInX1/
Zone2IRIn
CS49DV8
Dolby
Volume
DAO1
DAI1
I2SOut
SPI
SPI
GPIO
DAO1
SPI
SPDIF Input
Flash
Memory
Flash
Memory
16MSDRAM
GPIO
SMPS
2x16
Dot
Matrix
tGtj|
tGtj|
}mkG
j
ztwzG j
}G j
{G j
l{j
ijvGj
oktpGw
j

kzwGj
[GsGpYz
[GsGpYz
[GsGpYz XGsGpYz
[GsGpYz
ijvGhG
hG
ByUpgrade
USB?
tGtj|
SPI
AnalogInput&Mux
AnalogOutput
DA02
BD3812G(OnlyAVR370)
SWPreout2Volume
SWPreout2(OnlyAVR370)
tGtj|
RSͲ232
Control4
UART
AZ4580
DSP
DOWNMIX
DSPDOWNMIXREC
DSPDOWNMIX
REC
AVR 2700 harman/kardon
48