FIC a440 Servicehandbuch
Hardware Functional Overview
FIC A440 Series Service Manual 4-14
330 – 333
MIDI
370 – 371
Sound chip control port
378 – 37A
Parallel Port
388 – 38B
FM Synthesizer
398 – 399
Super I/O Chip
3B0 – 3DF
Video Controller
3E0 – 3E1
PCMCIA Controller
3E8 – 3EF
Fax/Modem
3F0 – 3F7
Floppy Disk Controller
3F8 – 3FF
Serial Port 1
530 – 537
Windows Sound System
778 – 77B
ECP port
A79
PnP configuration – Write data port
CF8 – CFC
PCI BUS configuration register
ISA DMA Map
DMA Channel
Device
DMA 0
Unused
DMA 1
ECP
DMA 2
Floppy Disk
DMA 3
Audio
DMA 4
[Cascade]
DMA 5
Unused
DMA 6
Unused
DMA 7
Unused
Memory Map
Address Range
Length
Description
00000 ~ 9F7FFh
638KB
Base Memory
9F800 ~ 9FFFFh
2 KB
Extended BIOS Data Area
A0000 ~ BFFFFh
128 KB
Video Memory
C0000 ~ C9FFFh
40 KB
Video ROM
CA000 ~ DFFFFh
88 KB
Unused
E0000 ~ FFFFFh
128 KB
System ROM BIOS
IRQ Map
IRQ#
Description
IRQ 0
System Timer
IRQ 1
Keyboard
IRQ 2
[Cascade]
IRQ 3
SIR