【摘要】 针对MCS-51单片机系统常用软件抗干扰技术进行研究,探讨软件陷阱捕获技术、软件看门狗技术、开机自检技术及指令冗余技术等常用软件抗干扰技术的具体实现。这些技术在单片机系统中的应用,大大节省了硬件资源,最大限度地降低干扰对系统工作的影响,提高了系统的可靠性。更多还原

【Abstract】 In this paper,according to MCS-51 single chip microcomputer system,we have researched its software about anti-interference technique,and have discussed its realization of anti-interference technique,such as software trap,software watchdog,startup auto-check,and instruction redundancy.Usage of these techniques in the single chip microcomputer system,we can save hardware resource greatly,and reduce interfere on system′s work,and improve system′s reliability.更多还原