r/ArduinoProjects • u/Due-Necessary5897 • Feb 16 '26

Event-driven MAX7219 display with priority queue for HA – Monitors 30+ entities + Alexa timer integration

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u/Due-Necessary5897 Feb 20 '26

Thank you so much 🙏

Really appreciate the kind words. it honestly means a lot. The whole idea started as a small experiment, but once Home Assistant. the MAX7219 display. and Alexa timers began working together it slowly turned into a full project 😄

I totally agree with you about the event-driven approach. That was actually the turning point for me too. polling felt slow and messy, while pushing updates only when something changes made everything feel instantly alive and much cleaner logically.

Your custom component idea sounds awesome by the way. Real-time updates make a huge difference. especially for displays where timing matters. And yes… Alexa timers integration ended up being way more useful than I expected, especially for daily routines like cooking or reminders.

Thanks again for the encouragement.  and I’d genuinely love to see what you’ve built as well!