It achieves locale information acquisition for serial devices by the network of combining bus-organized structure Ethernet with serial communication in workshop and presents a method of developing DNC interface based on PLC. 采用总线型以太网和串行通信接口相结合的结构实现了针对串口设备的车间现场信息采集网络,并且提出一种基于PLC的DNC接口开发方法。
A Microcomputer Multipoint Test and Control System by Bus-organized Structure 总线式微机多点检测控制系统