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Feature: Double contactor support + NC support #619

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merged 10 commits into from
Nov 23, 2024

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dalathegreat
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What

This PR implements GPIO contactor closing when running 2x batteries. It also adds support for using NC relays connected to the pins.

Why

User requested feature

How

USER_SETTINGS have been modified, contactor options branched out to its own section. 2 new options added, NC_CONTACTORS and CONTACTOR_CONTROL_DOUBLE_BATTERY

image

  • Note#1. No precharge on secondary battery. It is allowed to join in once mVdiff is less than 3VDC
  • Note#2 This functionality requires board with 2x more GPIOs to run. Only 3LB hardware supports this for now. If you want to run

@dalathegreat
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Tested OK on the Discord on a 3LB board 🙌

@dalathegreat dalathegreat merged commit 9e74fcd into main Nov 23, 2024
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@dalathegreat dalathegreat deleted the feature/double-automatic-contactor branch November 23, 2024 23:14
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