PC8245MTPU333D View Datasheet(PDF) - Atmel Corporation
Part Name
Description
Manufacturer
PC8245MTPU333D Datasheet PDF : 61 Pages
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General Description
Block Diagram
The PC8245 integrated processor is comprised of a peripheral logic block and a 32-bit
superscalar PowerPC 603e core, as shown in Figure 1.
Figure 1. Block Diagram
PC8245
Additional features:
• Prog I/O with Watchpoint
• JTAG/COP Interface
• Power Management
Processor Core Block
(64-bit) Two-instruction fetch
Processor
PLL
Branch
Processing
Unit
Instruction Unit
(BPU)
(64-bit) Two-instruction dispatch
System
Register
Unit
(SRU)
Integer
Unit
(IU)
Load/Store
Unit
(LSU)
Data
MMU
16-Kbyte
Data
Cache
Floating
Point
Unit
(FPU)
64-bit
Instruction
MMU
16-Kbyte
Instruction
Cache
I2C
5 IRQs/
16 Serial
Interrupts
Peripheral Logic
Bus
Peripheral Logic Block
Message
Unit
(with I2O)
DMA
Controller
Address
(32-bit)
Data (64-bit)
Central
Control
Unit
Data Path
ECC Controller
Memory
Controller
I2C
Controller
EPIC
Interrupt
Controller
/Timers
Performance
Monitor
DLL
Peripheral Logic
PLL
Configuration
Registers
DUART
Watchpoint
Facility
PCI Bus
Interface Unit
Address
PCI
Translator Arbiter
Fanout
Buffers
Data Bus
(32- or 64-bit)
with 8-bit Parity
or ECC
Memory/ROM/PortX
Address and Control
SDRAM_SYNC_IN
SDRAM Clocks
PCI_SYNC_IN
PCI Bus
Clocks
32-bit Five Request/
PCI Interface Grant Pairs
Oscillator
Input
2 PC8245
2171D–HIREL–06/04
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