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Set DTR-Bit under Windows NT 4.0

Posted on 1997-07-16
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Last Modified: 2013-12-03
I want to set the DTR-Bit of the serial port COM1. The running os is NT 4.0, and I want to use Visual C++ 4.2. How can I solve this problem ? _outp doesn`t work. If you have some sample code I will be very happy. Thanks.
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Question by:elio071697
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chensu earned 50 total points
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Use Win32 Communication Functions. There is a Win32 sample: COMM: Demonstrates the Communications APIs that comes with Visual C++ 4.2.
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