B.3 io map, Io map, Table b-3: io map – ADLINK M-342 User Manual
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System Resources
B.3 IO Map
Hex Range
Device
000-00F
DMA controller 1
020-021
Programmable interrupt controller
02E-02F
04E-04F
LPC SIO (Winbond W83627 and Fintek 81216)
configuration index/data registers
040-043
System timer
060, 062, 064, 066
8742 equivalent (keyboard)
061
System speaker
070-071
System CMOS/Real time clock
080-091
DMA page register
092
Reset (Bit 0)/ Fast Gate A20 (Bit 1)
093-09F
DMA page registers continued
0A0-0B1 and 0B4-0BD
Interrupt controller 2, 8259 equivalent
0C0-0DF
DMA controller 2, 8237A-5 equivalent
0F0
Read: PCI and Master abort. (Note 1)
Write: FERR#/ IGNNE# /Interrupt controller
2F8 – 2FF
Serial Port 2
170-177 and 1F0-1F7
376 and 3F6
ATA Channel 0
378 - 37F
Parallel port
3B0 – 3BB
Mono/VGA mode video
3C0- 3DF
VGA registers
3F8 – 3FF
Serial Port 1
4D0 and 4D1
Interrupt controller
400 – 47F
SB PM Base Address
500 – 57F
SB GPIO
A00 – A3F
SIO PME Base Address
C80-C87
Serial Port 3
C88-C8F
Serial Port 4
C90-C97
Serial Port 5
C98-C9F
Serial Port 6
CF9
Reset Control register (8 bit I/O)
F040-F05F
Smbus Controller
Table B-3: IO Map