自动气象观测系统智能传感器接口板的原理及实现

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Abstract This paper introduces the multi-channel 12-bit analog data acquisition system that composed of Philips microcontroller P87C528 and A/D conversion chip TLC2543.It also presents the multi-channel switch signal detection system with comparator LM339.The hardware methods and correlation principles of multi-channel data acquisition system with P87C528,TLC2543,LM339 are described.

Key words： automatic weather observation system sensor;microcontroller switch signal detection A/D conversion serial communication

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	Articles by authors
	JIN Peng
	WANG Ben-Ge

Cite this article:

JIN Peng,WANG Ben-Ge. Principle and realization of interface board of inteligent sensor in automatic meteorological observation system[J]. Meteorological Hydrological and Marine Instrument, 2010, 27(2): 35-40.

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http://www.qxswhy.com/EN/ OR http://www.qxswhy.com/EN/Y2010/V27/I2/35

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