v23.1

Release notes

Most important improvements and bug fixes for this release:

• Upgrade to Zephyr RTOS v3.4
• Switched to ThingSet protocol v0.6 using updated ThingSet Zephyr SDK
• CAN support was re-enabled
• The ThingSet shell is enabled for the USB port of the BMS-C1
• Several bug fixes for the Texas Instruments bq76952

Full Changelog: v23.0...v23.1

This firmware is based on Zephyr RTOS v3.4 with some cherry-picked additions.

v23.0

Release notes

Most important improvements and bug fixes for this release:

• Support for the new Libre Solar BMS C1
• Support for the Texas Instruments bq76952 and similar ICs.
• Communication interfaces using the new ThingSet Zephyr SDK
• Several bug fixes and feature improvements.

Full Changelog: v21.0...v23.0

This firmware is based on Zephyr RTOS v3.2 with some cherry-picked additions.

v21.0 - First Release

The firmware is still not production-ready, but this first release contains most important features and is a good basis for ongoing development.

The previous firmware based on mbed has been completely ported to Zephyr RTOS v2.5.

Supported boards

• Libre Solar BMS-5S50-SC with STM32F072 and bq76920
• Libre Solar BMS-15S80-SC with STM32F072 and bq76930/40
• Libre Solar BMS-8S50-IC with STM32L452 and ISL94202