
The Knock'n Arduino shield allows simple hookup of the classic Escape Room Knock puzzle. No more messy breadboards -- This shield features a full screw terminal breakout of all I/O to expand the device to even more interactions!
The device contains:
The device contains:
- Breakout of all I/O
- 1x Dry Contact relay allowing you to drive custom voltages up to 4 amps
- 1x Screw terminal pair for easy piezo hookup
- 1x Momentary program button
- 2x indicator lights
Compatible with standard UNO and Mega hardware!
This board is built around a modified version of Steve Hoefers Instructable.
The modified code can be downloaded here.
FAQ
What Piezo Do you recommend?
- I've had great success with these 30mm piezo with screw terminals
- Guitar pickup piezos are great as well, just be sure to play with your threshold as they are extremely sensitive!
Where is the code?