Motorola MVME2600 用户手册

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页码 198
3-1
3
3
Functional Description
Introduction
This chapter describes the MVME2603/2604 single board computer on a 
block diagram level. The 
 provides an overview of the 
MVME2603/2604, followed by a detailed description of several blocks of 
circuitry. 
 shows a block diagram of the overall board 
architecture.
Detailed descriptions of other MVME2603/2604 blocks, including 
programmable registers in the ASICs and peripheral chips, can be found in 
the Programmer’s Reference Guide, listed in 
. Refer to it for a functional description of the 
MVME2603/2604 in greater depth.
Features
The following table summarizes the features of the MVME2603/2604 
single board computers.
Table 3-1.  MVME2603/2604 Features
Feature
Description
Microprocessor
MPC603 PowerPC
 
processor (MVME2603-n1n1 models)
MPC604 PowerPC
 
processor (MVME2604-n1n1 models)
ECC DRAM
16MB-256MB on RAM200 module
L2 cache memory
(Optional) 256KB on base board
Flash Memory
Two 32-pin PLCC sockets (1MB 16-bit Flash) on base board; two banks 
(4MB or 8MB 64-bit Flash) on RAM200 module
Real-time clock
8KB NVRAM with RTC and battery backup (SGS-Thomson 
M48T59/T559)
Switches
RESET
 and 
ABORT
Status LEDs
Six: 
CHS
BFL
CPU
PCI
FUS
and
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