一种基于具有回读功能锁存器的数字电路故障检测方法

Digital circuit fault detecting method based on read-back latch

电路故障诊断是提高电子设备可靠性的有效途径之一,数字电路故障诊断是电路故障诊断的重要组成部分。正确的故障检测是实现准确故障诊断的前提,本文介绍一种具有回读功能的锁存器,使用该芯片的数字电路故障诊断系统具有故障检测电路结构简单,系统资源开销小,故障诊断结果可信度高的特点。

Circuit fault diagnosis is one of the effective ways to improve the reliab ility of circuit system.Accurate fault detection is the prerequisite of accurate fault diagnosis.In this paper,a digital circuit fault detecting method with read-back latch is introduced.Its features are simple fault detecting circuit,low resource expenditu re,high creditability and etc.