Appendix D: At I/O Address Map - Intel 486MIS Quick Start Manual

APPENDIX D: AT I/O ADDRESS MAP

I/O
ADDRESS
(HEX)
000 - 01F
020 - 03F
040 - 05F
060 - 06F
070 - 07F
080 - 09F
0A0 - 0BF
0C0 - 0DF
0F0 - 0FF
1F0 - 1F8
200 - 207
20C - 20D
21F
278 - 27F
2B0 - 2DF
2E1
2E2 - 2E3
2F8 - 2FF
300 - 31F
360 - 363
364 - 367
368 - 36B
36C - 36F
378 - 37F
380 - 38F
390 - 393
3A0 - 3AF
3B0 - 3BF
3C0 - 3CF
3D0 - 3DF
3F0 - 3F7
3F8 - 3FF
6E2 - 6E3
790 - 793
AE2 - AE3
486MIS System Board User's Manual
I/O DEVICE
DMA Controller 1, 8237A-5
Interrupt Controller 1, 8259A
System Timer, 8254-2
8742 Keyboard Controller
Real-Time Clock/CMOS and NMI Mask
DMA Page Register, 74LS612
Interrupt Controller 2, 8259A
DMA Controller 2, 8237A-5
CPU's Internal Math Coprocessor
Fixed Disk Drive Adapter
Game I/O
Reserved
Reserved
Parallel Printer Port 2
Alternate Enhanced Graphic Adapter
GPIB Adapter 0
Data Acquisition Adapter 0
Serial Port 2 (RS-232-C)
Prototype Card
PC Network (Low Address)
Reserved
PC Network (High Address)
Reserved
Parallel Printer Port 1
SDLC, Bisynchronous 2
Cluster
Bisynchronous 1
Monochrome Display and Printer Adapter
Enhanced Graphics Adapter
Color/Graphics Monitor Adapter
Diskette Drive Controller
Serial Port 1 (RS-232-C)
Data Acquisition Adapter 1
Cluster Adapter 1
Data Acquisition Adapter 2
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