Pmod HYGRO

Store Reference Manual Technical Support
Pmod HYGRO
Digital Humidity and Temperature Sensor
Features
  • Relative Humidity Sensor
  • Good stability at high humidity
  • 14-bit measurement resolution
  • Internal Heater
  • 6-pin Pmod port with I²C interface
Electrical
Bus
Specification Version
1.1.0
Logic Level
3.3V or 5V
Physical
Width
0.8 in (2.032 cm)
Length
1.25 in (3.175 cm)
Documentation
Primary IC
Reference Manual
J1 Pinout
Pin 1
NC
Pin 2
NC
Pin 3
SCL
Pin 4
SDA
Pin 5
GND
Pin 6
VCC

The Digilent Pmod HYGRO (Revision A) is a relative humidity sensor with an integrated temperature sensor for highly accurate measurements at low power. With the TI HDC1080, you can determine the relative humidity of the environment with up to 14 bits of resolution.



Tutorials

Example Projects

Microprocessor
Programmable Logic

Additional Resources

  • Specification Version 1.1.0: PDF

For helpful side calculations, you can use a psychometric chart. You can learn how to use one here.

An alternate psychrometric chart that shows a range of typical comfort zones, but does not extend as far as the initial psychrometric chart is available here.