Freescale Semiconductor PowerQUICC MPC885 Reference Manual page 109

The MPC875 block diagram is shown in
Instruction
Bus
Embedded
MPC8xx
Processor
Core
Load/Store
Bus
Fast Ethernet
Controller
DMAs
DMAs
DMAs
FIFOs
10/100
Base-T
Media Access
Control
MIII / RMII
Freescale Semiconductor
Figure 1-7.
8-Kbyte
Instruction Cache
Instruction MMU
32-Entry ITLB
8-Kbyte
Data Cache
Data MMU
32-Entry DTLB
Slave / Master IF
4
Parallel I/O
Timers
4 Baud Rate
32-Bit RISC Controller
Generators
Parallel Interface Port
Timers
USB
MPC885 PowerQUICC Family Reference Manual, Rev. 2
System Interface Unit (SIU)
Unified
Memory Controller
Bus
Internal
Bus Interface
Unit
System Functions
PCMCIA-ATA Interface
Security Engine
Controller
AESU
Channel
Interrupt 8-Kbyte
Controllers Dual-Port RAM
and Program
ROM
SCC4
SMC1
Time-Slot Assigner
Serial Interface Serial Interface
MPC885 Overview
External
Bus Interface
Unit
DEU MDEU
Virtual IDMA
and
Serial DMAs
2
I C
SPI
1-11