Diagram to indicate how a standard magnetic door or window alarm switch could be connected as an input to an ArduinoThe LED circuit is optional
Copy and paste the appropriate tags to share.
Schematic PNGs: (download or hot-link)
Circuit URL (e-mail, IM, blog, etc.):
CircuitLab forums and comments:
BBCode (many online discussion forums):
No comments yet. Be the first!
Please sign in or create an account to comment.
Only the circuit's creator can access stored revision history.