RHT-02 查看數據表（PDF） - Unspecified
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RHT-02 Datasheet PDF : 6 Pages
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2). Step 2: RHT02 send data to MCU
When RHT02 is sending data to MCU, every bit's transmission begin with low-voltage-level that last 50us, the
following high-voltage-level signal's length decide the bit is "1" or "0". See below figures:
Attention:
If signal from RHT02 is always high-voltage-level, it means RHT02 is not working properly, please check
the electrical connection status.
7. Electrical Characteristics:
-5-
MaxDetect Technology Co., Ltd.
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Email: thomasliu198518@yahoo.com.cn , sales@humiditycn.com
http://www.humiditycn.com
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