1F0 - 1F7 Fixed Disk Controller
1F8 - 1FF Unused
200 Unused
201 Unused
202 - 21F Unused
220 - 22F Entertainment Audio (Default; Alternate =240h)
230 - 277 Unused
278 - 27F Reserved Parallel Port
280 - 2E7 Unused
2E8 - 2EF Reserved Serial Port
2F0 - 2F7 Unused
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I/O Address (Hex) System Function (Shipping Configuration)
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2F8 - 2FF Modem (COM 2)
300 - 317 Unused
318 - 319 TV Tuner Board (Default; Alt = 328h)
31A - 36F Unused
370 - 377 Reserved (2nd Diskette Drive)
378 - 37F Parallel Port (Primary)
380 - 387 Unused
388 - 38B FM Synthesizer - OPL3
38C - 397 Unused
398 - 399 Super AI/O Index/Data
(Default; Alt = 26Eh, 15Ch, 02Eh)
39A - 3AF Unused
3B0 - 3BB MDA, EGA/VGA
3BC - 3BF Reserved (Parallel Port)
3C0 - 3DF EGA/VGA
3E0 - 3E7 Unused
3E8 - 3EF Reserved (Serial Port)
3F0 - 3F7 Diskette Controller
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