Hőmérséklet páratartalom érzékelő GY-213V-HTU21D HTU21D I2C Cserélje ki az SHT21 SI7021 HDC1080 modult
Temperature Humidity Sensor GY-213V-HTU21D HTU21D I2C Replace SHT21 SI7021 HDC1080 Module
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The HTU21D is a low-cost, easy to use, highly accurate, digital humidity and temperature sensor. This sensor is ideal for environmental sensing and data logging and perfect for a weather stations or humidor control systems. All you need is two lines for I2C communication and you'll have relative humidity readings and very accurate temperature readings as a bonus!
There are only four pins that need to be hooked up in order to start using this sensor in a project. One for VCC, one for GND, and two data lines for I2C communication. This breakout board has built in 4.7k pull up resistors for I2C communications. If you're hooking up multiple I2C devices on the same bus, you may want to disable these resistors.
Dimensions:0.6 x 0.6"
Documents:
Schematic
Eagle Files
Datasheet (HTU21D)
Hookup Guide
HTU21D Library
GitHub
 
 
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