MBUS Master FeatherWing

With this FeatherWing you can expand the well-known Feather microcontroller boards from Adafruit, Sparkfun etc. with functions for smart metering.

The M-BUS Master Wing can read consumption meters for heat, gas, oil, water etc. that have a built-in M-BUS slave interface.


Features:

* M-Bus (meter bus) Master
* powered by an external 9..30V DC voltage (36V for the MBUS will be generated internally from this voltage)
* up to 6 unit loads can be powered
* isolated interface
* can be combined with any Feather shaped microcontroller board