waveshare-ups

A definitive guide to installing and configuring a headless OpenWrt travel router on a Raspberry Pi Zero 2 W without an initial internet connection. Features an on-demand Tailscale exit node toggle, an automated low-power UPS graceful shutdown monitor, and real-time battery telemetry via LuCI Custom Commands.

CLI friendly version of INA219.py script for Waveshare UPS HAT for Raspberry Pi

Small service for monitoring Waveshare UPS HAT (E)] and performing safe system shutdown on power loss or low battery voltage.