User’s Manual
WIN Enterprises, Inc., [email protected],
(978) 688-2000,
www.win-en t.com
65
00000000 FFA00000 00000000 00600000 Reserved
I/O Map:
The addresses shown in the table are typical locations
I/O Port
Assignment
0 ~ F
AT DMA controller
20 ~ 21
AT interrupt controller
2E ~ 2F
Motherboard Resource
40 ~ 43
8254 Compatible Programmable Timer
60
IBM Enhanced keyboard controller
61
AT Style Speaker
64
IBM Enhanced keyboard controller
70 ~ 71
Real Time Clock
72 ~ 75
Motherboard Resource
80 ~ 90
AT DMA controller
94 ~ 9F
AT DMA controller
A0 ~ A1
AT interrupt controller
C0 ~ DE
AT DMA controller
F0 ~ FF
Math Coprocessor
170 ~ 177
IDE Controller
1F0 ~ 1F7
IDE Controller
2F8 ~ 2FF
COM2
370 ~ 37A
LPT1
3B0 ~ 3BB
VGA Adapter
3C0 ~ 3DF
VGA Adapter
3F0 ~ 3FF
COM1
400 ~ 41E
SMBus Controller
4D0 ~ 4D1
Motherboard Resource
500 ~ 53F
Motherboard Resource
800 ~ 87F
Motherboard Resource
8F0 ~ 8FF
Motherboard Resource
A00 ~ A0F
Motherboard Resource
CF8 ~ CFF
Motherboard Resource
B480 ~ B486 VGA Adapter
