Hacker News new | ask | show | jobs
by gpribeiro 3632 days ago
Just made an account to say this and you beat me to it.

I built a garage door opening sensor using an ESP8266 (connected to my home wifi) and a magnetic contact switch. I'm also using TelAPI to send me SMS messages every time the garage door is opened.

It is very simple to do, and kind of cheap.

1 comments

Could you please share any existing sources (schema, firmware)? Thanks in advance.