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14 Chapter 1
NOTE: N - Not be used
170-177 Secondary IDE
1F0-1F7 Primary IDE
278-27F Parallel Printer Port 2
2F8-2FF Serial Asynchronous Port 2
378-37F Parallel Printer Port 1
3F0-3F5 Floppy Disk Controller
3F6-3F6 Secondary IDE
3F7-3F7 Primary IDE
3F8-3FF Serial Asynchronous Port 1
0CF8 Configuration Address Register
0CFC Configuration Data Register
778-77A Parallel Printer Port 1
IRQ Assignment Map
IRQx System Devices Add-On-Card Devices
IRQ0 Timer N
IRQ1 Keyboard N
IRQ2 Cascade Interrupt Control N
IRQ3 Serial Alternate Reserved
IRQ4 Serial Primary Reserved
IRQ5 MPU-401(Alternate) Reserved
IRQ6 Floppy Disk Reserved
IRQ7 Parallel Port ReservedReserved
IRQ8 Real Time Clock N
IRQ9 N Reserved
IRQ10 N Reserved
IRQ11 N Reserved
IRQ12 PS/2 Mouse Reserved
IRQ13 Math Coprocessor Exception N
IRQ14 Primary IDE Reserved
IRQ15 Secondary IDE Reserved
I/O Address Map
Hex Range Devices