5 ms·
I was trying to find something that could send a small message via Wifi when a toilet door was locked/opened; and could be powered by the lock motion or harvest
by porker 10y ago
I was trying to find something that could send a small message via Wifi when a toilet door was locked/opened; and could be powered by the lock motion or harvested energy.
I failed.
- IshKebab 10y agoFor that I wouldn't use WiFi. Use Thread or a custom nRF51 protocol. Both allow very long sleep times (infinite with a custom protocol) and can send millions of packets from a single coin cell.
- raarts 10y agoI've been looking for a very similar thing. Any hardware recommendations?
- wycx 10y agoThis may be of interest: http://jeelabs.org/2013/09/08/3-years-on-one-set-of-batteries/index.html http://jeelabs.org/2013/09/08/3-years-on-one-set-of-batterie...