User's Manual

Introduction
1-4 © Copyright ARM Limited 1999. All rights reserved. ARM DUI 0125A
1.2 ARM Integrator/CM940T overview
The major components on the core module are as follows:
• ARM940T microprocessor core
• core module FPGA which implements:
— SDRAM controller
— system bus bridge
— reset controller
— interrupt controller
— status, configuration, and interrupt registers.
• volatile memory comprising:
— up to 256MB of SDRAM (optional) via DIMM socket
— 256KB SSRAM.
• SSRAM controller
• clock generator
• system bus connectors
• Multi-ICE debug connector.
1.2.1 System architecture
Figure 1-2 illustrates the architecture of the core module.
Figure 1-2 ARM Integrator/CM940T block diagram
SSRAM
FPGA
SDRAM
ARM core
System bus connectors
Multi-ICE