C#操作并口
http://www.doc88.com/p-2794713468912.html
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http://blog.csdn.net/pengqianhe/article/details/8021072
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http://blog.csdn.net/pengqianhe/article/details/8021072
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LPT1?? LPT2?? LPT3? 連接的并口不同,地址不同
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轉載于:https://www.cnblogs.com/qqhfeng/p/3645775.html
總結