datasheet http://www.ti.com/lit/ds/symlink/hdc1080.pdf

lib https://github.com/closedcube/ClosedCube_HDC1080_Arduino

example https://github.com/closedcube/ClosedCube_HDC1080_Arduino/blob/master/examples/hdc1080demo/hdc1080demo.ino

14-bit mode 1/3s