Re:Ollee Watch: Turn your classic Casio watch into a smartwatch
by thot_experiment on Sunday September 14, 2025 @04:21AM
(#45238378)
The heart rate is calculated manually by counting 20 heartbeats and using the timer.
Here are a couple (and I recall one other project but I can't remember the name of it right now) open source alternatives for those who aren't trying to fw a proprietary app/closed source system.
Here are a couple (and I recall one other project but I can't remember the name of it right now) open source alternatives for those who aren't trying to fw a proprietary app/closed source system.
https://github.com/joeycastillo/Sensor-Watch https://github.com/PegorK/F91_Kepler