The code is an Arduino project for the Digispark Attiny85 to turn on a light source when the PIR sensor ... status indicator while P2 is an output port to drive the light source by another D965 ...

The BMP280 has a very poor temperature sensing capability and is not nearly as accurate as a DS18B20 Waterproof Temperature Sensor that I used in another project of mine. I may just swap this out.