Onkyo TX-SR804, Service Manual

Page: 133 / 237

TX-SR804/804E
IC BLOCK DIAGRAMS AND TERMINAL DESCRIPTIONS -39
Q8401 : SiI9030CTU (HDMI Transmitter)
HDCP
Encryption
Engine
HDCP
Keys
EEPROM
PanelLink
TMDS
Digital
Core
Video Data
Capture /
DE Gen /
656
Logic
Block
I
2
C
Slave
DE
D[23:0]
CSDA
CSCL
HSYNC
VSYNC
IDCK
EXT_SWIN
TXC±
TX0±
TX1±
TX2±
RESET#
Audio Data
Capture
Logic
Block
SPDIF
MCLK
INT
HPD Receiver Sense + Interrupt Logic
control signals
audio data
enc
ry
p
te
d
dat
a
SCK
WS
SD[3:0]
DSDA
DSCL
E-DDC
Master
4:2:2 to
4:4:4
CSC XOR
Registers
----------------
Configuration
Logic Block
CI2CA
SYSTEM APPLICATION
BLOCK DIAGRAM
SiI9030
HDMI Connector
HDMI Connector P
o
rt
1
HDMI Connector P
o
rt
0
EDID
SiI9033
EDID
Micro-
controller
Audio DSP
Audio DAC
TMDS
DDC
Digital Video
I2S
SPDIF
MCLK
I2C
DDC
DDC
TMDS
TMDS
DDC
DDC
Other Audio Sources
Amplifier
HDMI
RECEIVER
HDMI
TRANSMITTER
0
1
I2S
I2S
DSD