* WIP: add NAU7802 based scale controller. Needs proto commit * WIP: add NAU7802 based scale controller. Needs proto commit * telemetry uses kg, scale internally g * add sensor calibration setters
* WIP: add NAU7802 based scale controller. Needs proto commit * WIP: add NAU7802 based scale controller. Needs proto commit * telemetry uses kg, scale internally g * add sensor calibration setters