Lesson 5Installation and Configuration

Core Hardware Fundamentals

Objectives

Identify common bus structures.

Compare and contrast common bus structures.

Describe the purpose of IRQ, DMA and I/O address settings.

Identify common IRQ, DMA and I/O address settings.

Identify common adapter board types.

Describe the procedures for configuring common adapter boards.

Remove and replace an adapter board.

System Resources

Interrupt request (IRQ)

I/O address

Direct memory access (DMA)

ROM BIOS address

Standard IRQ Settings

LPT1157

Floppy controller146

LPT2135

COM1, COM3124

COM2, COM4113

N/A2

Keyboard controller21

System timer10

AssignmentPriorityIRQ

Secondary IDE/EIDE1015

Primary IDE/EIDE914

Math coprocessor813

PS/2 mouse port7 12

611

510

49

Real-time clock38

AssignmentPriorityIRQ

Standard I/O Address Assignment

02F8 – 02FFCOM2

02E8 – 02EF COM4

0278 – 027FLPT2

0200 – 020FGame adapter

01F0 – 01F7Primary IDE/EIDE

0170 – 0177Secondary IDE/EIDE

00F0 – 00FFMath coprocessor

0070 – 007FReal-time clock

0600 – 006FKeyboard & PS/2 mouse

I/O addressDevice

03F8 – 03FFCOM1

03F0 – 03F7Floppy disk controller

03E8 – 03EFCOM3

03D0 – 03DFCGA display adapter

03C0 – 03DAVGA display adapter

03C0 – 03CFEGA display adapter

03B0 – 03BFMono display adapter

0378 – 037FLPT1

0320 – 032FXT disk controller

I/O addressDevice

Available ROM BIOS Addresses

0D0000

0D8000

0E0000

0E8000

0F0000

0F4000

0F8000

Typical Values

Standard Assignments

Device IRQ DMA channel I/O address

System timer 0

Keyboard controller 1 0060-006F

Real-time clock 8 0070-007F

COM1 4 03F8-93FF

COM2 3 02F8-02FF

COM3 4 03E8-03EF

COM4 3 02E8-02EF

LPT1 7 0378-037F

LPT2 5 0278-027F

PS/2 mouse port 12 0060-006F

Floppy controller 6 2 03F0-03F7

Primary IDE/EIDE 14 01F0-01F7

Secondary IDE/EDIE 15 0170-0177

Math coprocessor 13 00F0-00FF

Device Manager

Widows 98 Device Manager Windows 2000 Device Manager

Expansion Slots

Expansion Slot Types

Industry Standard Architecture (ISA)

Enhanced ISA (EISA)

Micro Channel Architecture (MCA)

VESA Local Bus (VL-Bus or VLB)

Accelerated Graphics Port (AGP)

Peripheral Component Interconnect (PCI)

Personal Computer Memory Card Industry Association (PCMCIA)

Expansion Bus Characteristics

Bus name Data width Maximum memory addressing Clock speed

ISA 16 bits 16 MB 8.33 MHz

EISA 32 bits 4 GB 8.33 MHz

MCA16 bits /32 bits

16 MB / 4 GB

10 MHz

VL-Bus32 bits /64 bits

4 GB 50 MHz

PCI32 bits / 64 bits

4 GB 33 MHz

AGP 32 bits 4 GB 66 MHz

PCMCIA 16 bits 64 MB 8 MHz

PCMCIA Cards

Type I 3.3 mm Type I, type II or type III slot

Type II 5.0 mm Type II or type III slot

Type III 10.5 mm Type III slot only

Legacy Adapter Configuration

PCI Adapter

Resources Properties Page