Merged requested to merge schneider/ess into master
Implements the BLE Environmental Sensing Service.
When subscribing to one of the characteristics, the BME680 gets triggered every 3 seconds to produce a new measurement. I chose 3 seconds as this will also the the rate at which a future BSEC MR will read data from the sensor.
Together with this https://phyphox.org/ "experiment" you can get graphs on your phone: