eSmart 3 python library

Python 3 library to communicate with the eSmart3 MPPT charger, as reviewed here.

• esmart.py: Library
• esmart_test.py: Example/test using the library

You need an RS-485 adapter to communicate with the device, like this one.

RJ45 pinout:

• 1: A
• 2: B
• 5,6: Ground
• 7,8: 5V out (for powering isolated RS-485 interface)