【摘要】 通过对几种掉电保护方法的分析对比,给出了一种简单可靠、通用于单片机系统的掉电保护电路;详细地介绍了单片机掉电保护电路的设计原理及硬、软件实现方法,分析了其可靠性。更多还原

【Abstract】 By analyzing and contrasting several power-fail protection circuits in SCM,the paper puts forward a simple and reliable power-fail protection scheme for SCM.It discusses the design of power-fail protection circuit for SCM from hardware and software,and analyzes the credibility of power-fail protection in detail.更多还原