6P2LX
I440LX PAGE
29
I/O MAP
000-01F
DMA CONTROLLER (MASTER)
020-021
INTERRUPT CONTROLLER (MASTER)
022-023
CHIPSET CONTROL REGISTERS. I/O POSTS
040-05F
TIMER CONTROL REGISTERS
060-06F
KEYBOARD INTERFACE CONTROLLER (8042)
070-07F
RTC PORTS & CMOS I/O PORTS
080-09F
DMA REGISTER
0A0-0BF
INTERRUPT CONTROLLER (SLAVE)
0C0-0DF
DMA CONTROLLER (SLAVE)
0F0-0FF
MATH COPROCESSOR
1F0-1FB
HARD DISK CONTROLLER
278-27F
PARALLEL PORT 2
2B0-2DF
GRAPHICS ADAPTER CONTROLLER
2F8-2FF
SERIAL PORT 2
360-36F
NETWORK PORTS
378-37F
PARALLEL PORT 1
3B0-3BF
MONOCHROME & PARALLEL PORT ADAPTER
3C0-3CF
EGA ADAPTER
3D0-CDF
CGA ADAPTER
3F0-3F7
FLOPPY DISK CONTROLLER
3F8-3FF
SERIAL PORT-1