| MCS-51 扩展外部中断源的新方法 |
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| 引用本文： | 周学君,王归新. MCS-51 扩展外部中断源的新方法[J]. 三峡大学学报(自然科学版), 1998, 0(4) |
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| 作者姓名： | 周学君 王归新 |
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| 作者单位： | 武汉水利电力大学（宜昌）电气工程系 |
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| 摘 要： | 将中断控制器８２５９Ａ用于ＭＣＳ－５１系统会大大增加５１系列单片机的外中断源个数，特别是能实现中断嵌套提出了实现这种方案的硬件及软件设计，并提出了解决８２５９Ａ与ＭＣＳ－５１之间兼容性问题的方法
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| 关 键 词： | 微机；中断技术；嵌套 |
New Approaches to External Interruption Source Extension |
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| Zhou Xuejun Wang Guixin. New Approaches to External Interruption Source Extension[J]. Journal of China Three Gorges University(Natural Sciences), 1998, 0(4) |
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| Authors: | Zhou Xuejun Wang Guixin |
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| Affiliation: | Dept. of Electrical Engineering |
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| Abstract: | Proposes new approaches to the use of interruption controller 8259A in MCS-51system for increasing external interruption sources of 51 series. The hardware and software engineering is also proposed for executing those new approaches, and methodology of achieving the compatibility between 8259A and MCS-51 has been discussed. |
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| Keywords: | microcomputer interruption technology nesting |
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