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文章介绍一种在工控微机系统中简洁实用的看门狗技术的工作原理、硬件组成、软件配合及实现方法。应用中有效地防止了“飞程序”的问题
This article introduces a simple and practical watchdog technology working principle, hardware components, software and implementation methods in the industrial computer system. Application effectively prevent the “flying program” problem