Arduino library for the MAX17043/44 LiPo Battery Fuel Gauge.
Turn your Geekworm / SupTronics X120x UPS HAT into a first-class Linux battery — native power_supply / hwmon kernel driver with conservation mode and clean undervoltage shutdown on Raspberry Pi.
This repository accompanies a large project centered around the small ESP32-H2 Super Mini development board. It consists of several sub-projects that deal with the topics SHT41 sensor, MAX17043 battery measuring device, LoRa module, e-paper display and onboard LEDs. The end result is a LoRa transmitter that can transmit data over long distances.
DIY UPS for Home Assistant Green with ESP32-H2, Thread wireless, and smart battery monitoring. Up to 6 hours runtime, real-time alerts, and automatic recovery. ESPHome v2026.8.0 or higher required.
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