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本文介绍了一种新型的电流型(输出为4～20mA)温湿度智能传感器,重点讨论如何利用MAX5102和AD694芯片进行。D/A转换的硬件电路,并详细叙述了滤波及线性化算法。
This article describes a new type of current (output 4 ~ 20mA) temperature and humidity smart sensor, focusing on how to use MAX5102 and AD694 chip. D / A conversion of the hardware circuit, and described in detail the filtering and linearization algorithm.