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Overview: Functional Overview
10006757-02 PmPPC7448 User’s Manual
1-3
FUNCTIONAL OVERVIEW
The following block diagram provides a functional overview for the PmPPC7448:
Figure 1-1: General System Block Diagram
Motorola
MPC7448
Microprocessor
Flash
32/64 MB
10/100
Magnetics
10/100
PHY
GbE
PHY
GbE
PHY
Device
CPLD
EIA-232
Tranceivers
Marvell
Config.
SEEPROM
NVRAM
SEEPROM
8 KB
ST Micro
M41T00
RTC
DDR SDRAM
256 MB, 512 MB,
1 GB, 2 GB
SROM
P11
P12
P13
P14
512 K
Socketed
Flash
COP Debug
Jumpers
PLD JTAG
LEDs (4)
Development
Mezzanine Card
(DMC)
MPX Bus
up to 166 MHz
DMC Connector
MII
Device Bus
MPP Bits
DRAM Bus
133 MHz
Mini USB
Connector
Marvell
MV64460
System
Controller
Port 2
(portdbg)
Port 1
(portb)
Port 0
(porta)
GMII
GMII
Serial1
Serial2
I2C
PCI 0
1.1 V
Supply
1.25 V
Supply
1.8 V
Supply
1.5 V
Supply
2.5 V
Supply
3.3 V
Supply
Mini-USB
P2
Mini-USB
P1
Front Panel
PCI/PCI-X 64-bit PMC
(3.3 V only)
GPIO