智能卡读写器读写程序，演示PCSC智能读写器的函数的调用以及函数定义等方面的应用-Smart card reader to read and write procedures, demonstrating intelligent reader PCSC function calls and function definitions and other aspects of the application

底层调用了PCSC的通信库Winscard，可用于PC上读卡器与智能卡的通信-It calls the underlying communication library Winscard PC can be used on a PC to communicate with the smart card reader