impinj RFID 读写器测试，包含网口连接、天线设置、单次读取标签，定时器多次读取标签，卡号修改变更（更新卡号）等功能(Impinj RFID reader test, including the network port connection, antenna settings, a single read labels, timers repeatedly read labels, card number changes, changes (update card number) an