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- But aren't the COM ports always at I/O addresses 3F8, 2F8, 3E8, and 2E8?


Date: 5 Feb 2002 22:03:03 -0400

 The first two are usually right (though not always); the last two are
 different on many machines.



Top Document: comp.os.msdos.programmer FAQ part 3/5
Previous Document: - How do I find the I/O address of a COM port?
Next Document: - How do I configure a COM port and use it to transmit data?

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