这是通过一个门禁读卡器进行485转RS232-This is the reader through a door lock switch for 485 RS232

这是一款使用JAVA语言编写的智能通用读卡器PC机中PCSC界面程序,是绝密级源代码!-In the intelligence in general use card reader PC machine that this is a style of use JAVA language to write the PCSC interface procedure is an extremely airtight source code!

高频读卡器读卡程序！M1, s50,s70射频卡的读写程序。-High-frequency reader reader! M1, s50, s70 RF card reader program.