SparkFun Humidity and Temperature Sensor Breakout – Si7021
6,77 €
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- Description
- Additional information
Description
The Si7021 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 build a weather stations or humidor control system. All you need are 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? pullup 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:
Product page
Schematic
Eagle Files
Datasheet (Si7021)
Hookup Guide
GitHub (Design Files & Example Code)
GitHub (Library)
Additional information
| Weight | 0,05 kg |
|---|---|
| Dimensions | 5 × 1 × 3 cm |
| Produttore | Senza marca/Generico |
| MPN | SEN-13763-P11 |
| Brand | Sparkfun |
