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I/O Addresses (Input/Output)

This activity will help you to review the I/O addresses and usage.
AB
0000-000FDMA Controller
0020-002FMaster IRQ Controller
0030-003FMaster IRQ Controller
0040-0043System Timer
0060-0063Keyboard
0070-0071CMOS Clock
0080-008FDMA Page Registers
0090-009FDMA Page Registers
00A0-00AFSlave IRQ Controller
00B0-00BFSlave IRQ Controller
00C0-00CFDMA Controller
00E0-00EFReserved
00F0-00FFMath Coprocessor
0170-0177Secondary IDE
01F0--01FFPrimary IDE
0200-0207Joystick
0210-0217Reserved
0278-027FLPT2
02B0-02DFSecondary EGA
02E8-02EFCOM4
02F8-02FFCOM2
0378-037FLPT1
03B0-03BFMono Video
03C0-03CFPrimary EGA
03D0-03DFCGA Video
03E8-03EFCOM3
03F0-03F7Floppy Controller
033F8-03FFCOM1
Joyce Rogers

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