一种嵌入式计算机数控系统

嵌入式操作系统的发展为计算机数控系统的研发提供了新的方法,上位机采用嵌入式实时操作系统Windows CE负责数控代码编辑解释仿真、故障诊断等弱实时任务管理,下位机采用自行开发的基于DSP及FPGA技术的运动控制卡负责代码插补及伺服控制等强实时任务管理.介绍了数控系统中关键技术的理论原理和技术路线,并阐述了基于嵌入式操作系统平台下的数控软件系统实现的方法,包括数控代码智能解释、数控代码的二维三维仿真及数控系统任务调度管理.

Embedded Computerized Numerical Control System

The development of Embedded OS provides a new method for the research and development of CNC system.Master adopts embedded real-time operating system Windows CE, which charges weak real time tasks such as NC code's editor interpreter and simulator function module, fault diagnosis etc.Slave adopts a motion control card based on DSP&FPGA, which charges hard real time tasks includes interpolation, servo control etc.The principles of NC system's pivotal technology and expounds the method of realizing NC software system, including NC code intelligent interpreter, two- dimensional& three-dimensional simulation of NC code, the scheduler of NC system tasks are introduced.