
NAGASAKI Corporation
I/O Port Address Map
Hex Range
Device
000-01F
DMA controller 1
020-021 Interrupt controller 1
022-023 ALI M6117 chipset address
040-04F Timer
1
050-05F Timer
2
060-06F 8042
keyboard/controller
070-071 Real-time clock (RTC), non-maskable interrupt (NMI)
080-09F
DMA page registers
0A0-0A1 Interrupt controller 2
0C0-0DF DMA controller 2
0F0
Clear Math Co-processor
0F1 Reset
Math
Co-processor
0F8-0FF Math
Co-processor
170-178 Fixed disk 1
1F0-1F8
Fixed disk 0
201
Game port
208-20A EMS register 0
218-21A EMS register 1
278-27F
Parallel printer port 2 (LPT 2)
2E8-2EF
Serial port 4 (COM 4)
2F8-2FF
Serial port 2 (COM 2)
300-31F
Prototype card/streaming type adapter
320-33F LAN
adapter
378-37F
Parallel printer port 1 (LPT 1)
380-38F SDLC,
bisynchronous
2
3A0-3AF Bisynchronous
1
3B0-3BF Monochrome display and printer port 3 (LPT 3)
3C0-3CF EGA/VGA
adapter
3D0-3DF Color/graphics monitor adapter
3E8-3EF
Serial port 3 (COM 3)
3F0-3F7 Diskette
controller
3F8-3FF
Serial port 1 (COM 1)
Table 2-3 I/O Port Address Map
7
Summary of Contents for PC104-386L-2M
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Page 20: ...NAGASAKI Corporation 14 ...
Page 48: ...NAGASAKI Corporation 42 ...