Nevertheless, this could be a handy sensor, and it’s definitely a solid lesson in design. Still, if your tastes run more toward using this module on the 1.25-cm ham band, have a look at this ...

This project uses an arduino to communicate with the Wavshare dust sensor: this sensor uses a Sharp light emitter techology to be able to measure dust density ... with some 8 connectors and you have ...

Sources: http://lkml.indiana.edu/hypermail/linux/kernel/0909.0/00036.html http://lkml.indiana.edu/hypermail/linux/kernel/0909.0/00037.html ALS sysfs class provides a ...

In addition, the proposed iDog system includes a light sensor module that detects insufficient external ambient light. When low light conditions are identified, the matrix LED light module is ...