There are many water flow measurement techniques as well as different types of water flow meters used to measure the volume of water flow in pipelines but these all are too costly. This article ...

Arduino driver for the PAA5100JE and Pixart PMW3901 (not tested atm) optical flow sensors. The driver was originally developed to support the Bitcraze Flow Breakout board.

Arduino driver for the PAA5100JE and Pixart PMW3901 (not tested atm) optical flow sensors. The driver was originally developed to support the Bitcraze Flow Breakout board.