Device Block Diagram - Onkyo PR-SC886 Service Manual

QQ
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IC BLOCK DIAGRAMS AND TERMINAL DESCRIPTIONS -15
Q3401, Q3501: D790E001BZDH300 (Audio DSP)
BLOCK DIAGRAM

Device Block Diagram

C67x+ CPU
I/O
TE
L 13942296513
I/O Interrupts
System Diagram
www
.
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D1
Data 64
R/W
D2
Memory
Data 64
Controller
R/W
Program
INT Fetch
Program
Cache 256
PMP
32K Bytes
32
High-Performance
Crossbar Switch
32 32
MAX0 CONTROL
Out
dMAX
DSP
256K
Bytes
C67x+
RAM
DSP Core
768K
Bytes
Program
ROM
Cache
Crossbar Switch
EMIF dMAX UHPI
ASYNC
High Speed
FLASH
x ao
y
Parallel Data
i
Host
100-MHz/
Microprocessor
133-MHz
SDRAM
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8
Program/Data
256 RAM
256K Bytes
Program/Data
256 ROM Page1
256K Bytes
Program/Data
256 ROM Page2
256K Bytes
Program/Data
256 ROM Page3
256K Bytes
CSP 32 32
DMP
32
32 32
Q Q
3 6 7 1 3
MAX1 Events
In
EMIF
Audio Zone 1
McASP0
SPI or I2C
SPI1
Control (optional)
I2C0
Audio Zone 2
McASP1
Audio Zone 3
McASP2
SPIO
I2C1
RTI
PLL OSC
DSP Control
u163
SPI or I2C
.
TX-SR876/SA876
2 9 9 4 2 8
JTAG EMU
McASP0
32
16 Serializers
32
32
McASP1
6 Serializers
32
32 McASP2
2 Serializers
+ DIT
32
32 SPI1
32 SPI0
32 I2C0
32
32 I2C1
32 RTI
1 5 0 5 8 2 9 9 4
32
UHPI
32
32 PLL
Peripheral Interrupt and DMA Events
CODEC, DIR,
ADC, DAC, DSD,
Network
CODEC, DIR,
ADC, DAC, DSD,
Network
Digital Out,
TDM Port
6 Independent Audio
Zones (3 TX + 3 RX)
16 Serial Data Pins
m
co
9 9
2 8 9 9