我用USB驱动器而不是键盘输入读取。
如何做到这一点。 NET? 是否有任何现成图书馆? 我找不到任何实际用途......
感谢!
如果是USB的读者,那么你就应当找到其所属的蚊帐司机,这样,你就有一个能够提供IO的班子,也许会有更多的功能。
如果扫描仪内部有一台USB到Serial换算器,那么你就应当看到Cat港被扫描器使用的装置管理员。 在这种情况下,您可使用<代码>Serial Port等同装置的通信。 请注意,在你能够进行任何交流之前,你应确定环境(即:审计、平价、权宜之计等)。
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