此代码为外接液晶读卡品，ID,IC,WG读卡器功能，里面有通讯协议和文档各个命令处理方法，有WG接收，输入输出点检测，DS1302,E2PROM，SPI等一系列功能。对门禁行业非常实用-This code is an external LCD reader products, ID, IC, WG reader function, there are various communication protocols and document command processing method, a