User Guide

Software Functional Overview
FIC MD02 Service Manual 3-9
I
/O Map
Hex Address Device
000 - 01F 8237-1
020 - 021 8259-1
022
040 - 05F 8254
060 - 064 Keyboard Controller
068 – 06C PMU08 Controller
070 - 07F RTC & NMI Mask
080 - 08F DMA Page Registers
092 System Control Port
0A0 - 0A1 8259-2
0B2 Advanced Power Management Control Port
0B3 Advanced Power Management Status Port
0C0 – 0DF 8237-2
0F0 – 0FF Math Coprocessor
170 - 177 IDE Secondary Command Block
1F0 - 1F7 IDE Primary Command Block
220 - 22F Sound Blaster
279 ISA PnP Address
330 - 333 MIDI
376 IDE Secondary Control Block
388 - 38B FM Synthesizer
3B0 - 3DF Video Controller
3E0 - 3E1 PCMCIA Controller
3F0 - 3F5, 3F7 Floppy Disk Controller
3F6 IDE Primary Control Block
A79 ISA PnP Address
CF8 – CFF PCI BUS configuration Register
ISA DMA Map
DMA Channel Device
DMA 0 Unused
DMA 1 Unused
DMA 2 Floppy Disk
DMA 3 Audio
DMA 4 Unused
DMA 5 Unused
DMA 6 Unused
DMA 7 Unused
Memory Map
Address Range Length Description
00000 - 9FFFFh 640 KB System Memory
A0000 – BFFFFh 128 KB Video Memory
C0000 – C9FFFh 40 KB Video ROM
CA000 – DBFFFh 72 KB Unused
DC000 - DFFFFh 16 KB DMI information
E0000 – FFFFFh 128 KB System ROM BIOS
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