This is the documentation for the latest (main) development branch of Zephyr. If you are looking for the documentation of previous releases, use the drop-down menu on the left and select the desired version.

HTS221: Temperature and Humidity Monitor

Overview

This sample periodically reads temperature and humidity from the HTS221 Temperature & Humidity Sensor and displays it on the console

Requirements

This sample uses the HTS221 sensor controlled using the I2C interface.

References

HTS211: https://www.st.com/en/mems-and-sensors/hts221.html

Building and Running

This project outputs sensor data to the console. It requires an HTS221 sensor, which is present on the disco_l475_iot1 board.

west build -b disco_l475_iot1 samples/sensor/hts221

Sample Output

Temperature:25.3 C
Relative Humidity:40%
Temperature:25.3 C
Relative Humidity:40%
Temperature:25.3 C
Relative Humidity:40%
Temperature:25.3 C
Relative Humidity:40%

<repeats endlessly every 2 seconds>