Arduino GPIO Pin Defining Macros #define Smoke_sensor 2 #define Flame_sensor ... After that, it extracts the HTTP response code for status verification and properly disconnects from the cloud API ...

Optical smoke alarm uses MOC 7811 which is an optocoupler.The sensor designed for this device is based on the principle of scattering of infrared rays.The light coming from the light source passes ...

I reworked that minimalistic version into a library and I added a number of Arduino examples to help you get started. Effort has been taken to keep the code ... only one sensor per pin, no parasite ...

LITTLE ROCK, Ark. (KATV) - An Arkansas family is suing Airbnb after finding a camera hidden in a smoke detector on one of their trips. “I looked at my wife and I said, ‘That’s a damn video ...

An activist for pedestrian safety created a makeshift crosswalk at a dangerous intersection in what the city calls an act of vandalism. It's an indication the Tesla brand is suffering because of ...