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一种解决FLASH SM9968编程出错的设计方法

刘冰 孙爱中 张琬珍

现代电子技术Issue(7):138-140,3.
现代电子技术Issue(7):138-140,3.

一种解决FLASH SM9968编程出错的设计方法

Solution for FLASH SM9968 programing error

刘冰 1孙爱中 1张琬珍1

作者信息

  • 1. 中国航空计算技术研究所,陕西 西安 710068
  • 折叠

摘要

Abstract

Some modules of computers cannot work normally while loading a program. The reason is that the address is not stable when writing enable signal(WE)is valid. By modifying the control program lingering in the computer(adjustable soft⁃ware),writing enable signal becomes valid at 2 μs after chip enable(CE)is valid. The address stabile time is 200 ns after CE is feasible,which can make sure that address is stabile before WE is feasible. The trouble was solved finally.

关键词

FLASH SM9968/加载程序/写使能信号/片选使能信号

Key words

FLASH SM9968/load program/writing enable signal/chip enable

分类

信息技术与安全科学

引用本文复制引用

刘冰,孙爱中,张琬珍..一种解决FLASH SM9968编程出错的设计方法[J].现代电子技术,2013,(7):138-140,3.

现代电子技术

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1004-373X

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