Chapter 1. Introduction
4
FUNCTIONAL BLOCKS
The "Functional Block Diagram" below illustrates the board's major functional blocks. The topics that
follow provide overviews of the functional blocks.
IDE Local
Hard Disk
Keyboard
Controller
Interrupt
Inputs
Two 16C550
Serial Ports
IEEE 1284
Parallel Port
Local Bus
Expansion Connector
ZT 8905
Pentium
CPU
16 Kbyte
Cache
®
32-Bit Bus Interface
(Single and Multiple Master Operation)
Four 32-Bit
DMA Channels
Interrupt Controllers
Jumperless
Setup
Watchdog
Timer
Flash
Memory
(up to
4 Mbytes)
Dynamic
RAM
(up to
48 Mbytes)
Battery
Real-Time Clock
Three
Timers
L O C A L B U S
Functional Block Diagram
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Содержание ZT 8905
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