Using the HS1100/HS1101 capacitive humidity cell and the A/D converter CC7107 etc, this article designed a low cost and digital-displayed humidity measurer.
采用湿敏元件HS1100/HS1101以及A/D转换器CC7107等常用元器件，设计了一款电路结构简单而且成本低廉的数字显示湿度测量仪。
Using the temperature sensor AD590 and humidity sensor HM1500, and the A/D converter CC7107 etc. A low power and low cost measurer of temperature and humidity was designed.
采用温度传感器AD590、湿度传感器HM1500、A/D转换器CC7107以及少量常用元器件，设计并制作了一款低功耗、低成本的数字显示温湿度两用测量仪。
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