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介绍了24位A/D转换器AD7714的性能、特点,以及它与AT89C2051单片机构成的CHZ海洋重力仪多通道数据采集系统。用VisualBasic6 0实现了视窗界面的各通道测量数据的实时图形显示、存储和打印。
This paper introduces the performance and characteristics of the AD7714 24-bit A / D converter and the multi-channel data acquisition system of CHZ with its AT89C2051 single-chip microcomputer. With VisualBasic6 0 realizes the real-time graphical display, storage and printing of the measured data of each channel of the window interface.