HDC 1080 humidity sensor is a best digital humidity sensor for DIY Arduino Projects that provides excellent measurement accuracy at very low power. HDC1080 works with Arduino, STM32, Raspberry pi, ESP8266 using the I2C bus interface. This article covers HDC1080 Arduino code, Pinout, Datasheet, library, price, specification, features, applications.
This Humidity Sensor supports a wide range of operating power supplies, voltage ranges, and offers a low cost and low power advantage for a variety of common applications compared to competing solutions. The humidity and temperature sensors are factory calibrated.
GY-213V-HDC1080 is a more accurate and easier to use module for Industrial High Precision Humidity measurement with I2C Interface for microcontroller.
Smart Thermostats and Room Monitors
Relative Humidity Accuracy ±2% (typical)
Temperature Accuracy ±0.2°C (typical)
Excellent Stability at High Humidity
14 Bit Measurement Resolution
100 nA Sleep Mode Current
Average Supply Current:
710 nA @ 1sps, 11 bit RH Measurement
1.3 µA @ 1sps, 11 bit RH and Temperature Measurement
Supply Voltage 2.7 V to 5.5 V
Small 3 mm × 3 mm Device Footprint
Power supply for the module can be 2.7V to 5.5V, typically 3.3V is used
Ground of the module, connected to ground of the circuit
Serial Clock Line, used to provide clock pulse for I2C communication
Serial Data Address, used to transfer the data through I2C communication
Download datasheet, it provide details specification, features, dimensions, mounting guidelines etc.
Arduino Code Description: This sketch configures the HDC 1080 and Arduino Uno to read and display the local temperature and humidity to serial monitor. Please see the associated schematic for setup information.