简易上位机测试RC522IC卡的程序，广泛应用于各个行业的管理系统测试。 -Simple PC test RC522 IC card program, widely used in various sectors of the management system test.

C#编写的上位机软件，源代码。应用于串口通讯控制STM32对RC522读写卡操作(C# prepared by the host computer software, source code. Applied to serial communication control, STM32 read and write card operation on RC522)