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Appendix B. I/O Address Map
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I/O Address Map
I/O Address Map
Description
000-01F
DMA Controller #1
020-021
Interrupt Controller # 1, Master
040-05F
System Timer
060-06F
Standard 101/102 keyboard Controller
070-07F
Real time Clock, NMI Controller
080-0BF
DMA Page Register
0A0-0BF
Interrupt Controller # 2
0C0-0DF
DMA Controller # 2
0F0-0F0
Clear Math Coprocessor Busy
0F1-0F1
Reset Math Coprocessor
0F8-OFF
Math Coprocessor
170-1F7
VIR BUS Master PCI IDE Controller
278-27F
Parallel Printer Port 2 (LTP3)
2E8-2EF
Serial Port 4
2F8-2FF
Serial Port 2
376-376
VIR BUS Master PCI IDE Controller
378-37F
Parallel Printer Port 1
3B0-3DF
Standard AGP Graphic Adapter
3E8-3EF
Serial Port 3
3F2-3F5
Floppy Disk Controller
3F8-3FF
Serial Port 1
443
Watch dog timer enable
843
Watch dog timer disable
Summary of Contents for ROCKY - 058HV
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