| 基于Protel的555定时交流开关电路板的设计 |
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| 引用本文： | 刘学普.基于Protel的555定时交流开关电路板的设计[J].唐山师范学院学报,2009,31(2):93-95. |
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| 作者姓名： | 刘学普 |
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| 作者单位： | 天津大学,计算机科学与技术学院,天津,300072;廊坊职业技术学院,河北,廊坊,065000 |
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| 摘 要： | 详细阐述了555定时交流开关电路板的设计过程，解决了设计过程中元件封装与要求不符或不存在的问题。并且同时给出了印刷电路板设计的一般过程。
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| 关 键 词： | 电路原理图 印刷电路板 元件封装库 网络表 |
The Design of the 555 Time-Setting Alternating Switch Circuit Board Based on Protel |
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| LIU Xue-pu.The Design of the 555 Time-Setting Alternating Switch Circuit Board Based on Protel[J].Journal of Tangshan Teachers College,2009,31(2):93-95. |
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| Authors: | LIU Xue-pu |
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| Institution: | LIU Xue-pu (1. College of Computer Science and Technology, Tianjin University, Tianjin 300072, China; 2. Langfang Polytechnic Institute, Langfang Hebei 065000, China) |
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| Abstract: | In this paper, the author details the design process of 555 timing alternating switch circuit, resolves the problem of inconsistent or inexistence with the footprints.And the author presents the general procrdure of printed circuit board design. |
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| Keywords: | schematic printed circuit board footprint library net list |
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