到 http://www.codeproject.com/ 找下面两篇文章:The Code Project - I-O Ports Uncensored - 1 - Controlling LEDs (Light Emiting Diodes) with Parallel Port - C# Programming.mhtThe Code Project - I-O Ports Uncensored Part 2 - Controlling LCDs (Liquid Crystal Displays) and VFDs (Vacuum Fluorescent Displays) with Parallel Port - C# Programming.mht
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