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ve_bms_forecast

Install

$ npm install

Example

Get an example running in minutes:

  1. make an empty directory
  2. call
$ npm init
  1. call
npm install git+https://[email protected]/MarkusRJK/ve_bms_forecast.git
  1. copy an example from subdirectory
node_modules/ve_bms_forecast/examples

to your directory 5. configure the serial port to which your BMV is connected 6. run the code, e.g.

$ nodejs bmv-terminal.js

Usage

var vedirect = require( 'vedirect' );
var bmvdata = {};
vedirect.open('/dev/ttyBMV0');
forever {
  bmvdata = vedirect.update();
  console.log(bmvdata.V);
}
vedirect.close('/dev/ttyBMV0');

Restrictions

This version only can currently handle 1 Ve.Direct interface, as i haven't found a way to create udev rules for the new Ve.Direct devices (something about a missing %{Serial id}

This version has been build/tested with Node v6 $curl --silent --location https://rpm.nodesource.com/setup_6.x | bash -

References

This package uses a modified version of

https://github.com/Moki38/vedirect

The modifications made are

  • register function to register frequently posted values from any of the supported devices (BMV, MPPT,...)
  • using units, descriptions, ... for each value - TODO: using Math.units