The programming principle and implementation of device driver of the communication between monitor and control software, for example MCGS, and PLC or gathering clips or aptitude instruments, was presented in this paper in detail.

• 以MCGS监控软件为例,详细介绍了监控软件与plc、集板卡、能仪表等进行数据通信的设备驱动程序的编制原理与实现。