A simple burglar alarm built using an ATtiny45. You can attach it anywhere and will it will inform when someone tries to steal something.
Project tutorial by Salman Faris
Modified exisiting project to include some sensors and extra buttons. Can use ESP01 to set time via NTP.
Project tutorial by Ratti3
The easy method to determine free fall detection with the help of a simple 3-axis accelerometer.
Or connect with your social account:
New here? Create an account