delphi直接串口例程，12U测试程序，读卡器程序！

现在的卡多了，如手机、相机、公交、门卡等。这是通用PC/SC读卡器的源程序，可以实用于各种应用-Now the card more, such as mobile phones, cameras, public transport, the door cards. This is a generic PC/SC reader source, can be applied to a wide range of applications

Delphi写的读卡器操作示例.给大家作个参考. -Written in Delphi reader operating example for everyone to make a reference.

ACR122U NFC读卡器SDK例子,包括 Delphi\ Java\vc\vb -ACR122U NFC Reader SDK-Sample Codes