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Lesson 5. Core Hardware Fundamentals. Installation and Configuration. 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.
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Lesson 5 Core Hardware Fundamentals Installation and Configuration
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
IRQ Priority Assignment IRQ Priority Assignment 0 1 System timer 8 3 Real-time clock 1 2 Keyboard controller 9 4 2 N/A 10 5 3 11 COM2, COM4 11 6 4 12 COM1, COM3 12 7 PS/2 mouse port 5 13 LPT2 13 8 Math coprocessor 6 14 Floppy controller 14 9 Primary IDE/EIDE 7 15 LPT1 15 10 Secondary IDE/EIDE Standard IRQ Settings
Device I/O address Device I/O address Keyboard & PS/2 mouse 0600 – 006F XT disk controller 0320 – 032F Real-time clock 0070 – 007F LPT1 0378 – 037F Math coprocessor 00F0 – 00FF Mono display adapter 03B0 – 03BF Secondary IDE/EIDE 0170 – 0177 EGA display adapter 03C0 – 03CF Primary IDE/EIDE 01F0 – 01F7 VGA display adapter 03C0 – 03DA Game adapter 0200 – 020F CGA display adapter 03D0 – 03DF LPT2 0278 – 027F COM3 03E8 – 03EF COM4 02E8 – 02EF Floppy disk controller 03F0 – 03F7 COM2 02F8 – 02FF COM1 03F8 – 03FF Standard I/O Address Assignment
0D0000 0D8000 0E0000 0E8000 0F0000 0F4000 0F8000 Available ROM BIOS Addresses Typical Values
Widows 98 Device Manager Windows 2000 Device Manager Device Manager
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)
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