一种用于 MDB 介面的主机通讯程序. MDB 是一种国际标准的自动售货机内部通讯协议-MDB interface for a host of communications procedures. MDB is an international standard internal-vending machine -- Agreement

GSM短消息自动售货机监控终端开发GSM short message control terminal development vending machines-GSM short message control terminal development vending machines

MDB协议接口售货机非现金支付测试工具，用于连接RS232-MDB适配器到自动售货机MDB接口，实现自助设备的移动支付。(MDB protocol interface vending machine cashless payment testing tool, used to connect RS232-MDB adapter to the vending machine MDB interface, to achieve mobile payment of self-service equip