In order to improve the reliability and maintenance of the auto control system, some methods of detecting faults of the auto control system based on exception handling mechanism of VxWorks are introduced , and the task to guarantee the faults of the auto control system is designed in this paper, Some faults of the atuo control can be detected quickly using these methods, the reliability and maintenance of system are improved.%基于VxWorks异常处理技术,针对某自动控制系统的可靠性和可维护性要求,介绍了几种自动控制系统软件故障的定位方法,设计了该自动控制系统软件故障监控任务,实现了对软件故障的快速定位,提高了自动控制系统软件的容错性和可维护性.
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