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The realization of the 1/2 blanking in the 4-1/2 digital voltmeter based on ICL7135 chip

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

It is necessary to realize the 1/2 blanking when designing the 4-1/2 digital voltmeter based on ICL7135 chip. The traditional digital voltmeter meters achieve the function by using the single-chip microcomputer program control. A new design should be considered when circuits are designed without the single-chip microcomputer. This paper combines the blanking terminal of the CD4511 decoding chip with the output signal of the A/D chip to design a complex logic gate circuit for realizing the blanking function. Experiment has been done to verify that the design of the complex logic gate circuit is feasible and it can guarantee the realization of the 1/2 blanking.

源语言英语
主期刊名International Conference Machinery, Electronics and Control Simulation
编辑Li Wang
出版商Trans Tech Publications Ltd
249-253
页数5
ISBN(电子版)9783038352105
DOI
出版状态已出版 - 2014
活动International Conference Machinery, Electronics and Control Simulation, ICMECS 2014 - Weihai, 中国
期限: 27 9月 201428 9月 2014

出版系列

姓名Applied Mechanics and Materials
614
ISSN(印刷版)1660-9336
ISSN(电子版)1662-7482

会议

会议International Conference Machinery, Electronics and Control Simulation, ICMECS 2014
国家/地区中国
Weihai
时期27/09/1428/09/14

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