摘要
介绍Vx Works平台下基于定时器实现的软件看门狗的一种设计缺陷,提供一种利用Vx Works中的信号量同步和任务优先级实现的改进方法。测试结果表明改进后的看门狗能够有效地提高系统运行的可靠性。
Introduces the design detect of software watchdog, which is implemented based on timer of Vx Works, provides an improvement method,which uses synchronized semaphore and task priority. Test results show that this method improves the reliability effectively of the system.
出处
《现代计算机》
2016年第11期47-49,54,共4页
Modern Computer
