TheRiverPeople
Published © LGPL

Ouija Board Access Control

This ouija board gets a life of its own, with the planchette vibrating when it approaches certain letters - and it opens a lock!

IntermediateFull instructions provided10 hours4,392
Ouija Board Access Control

Things used in this project

Hardware components

Arduino Pro Mini 328 - 5V/16MHz
SparkFun Arduino Pro Mini 328 - 5V/16MHz
×2
RFID reader (generic)
Any (small) reader will suffice, as long as the antenna is made of wire, not embedded in a board.
×1
SparkFun RFID Tag
Remember they have to be compatible, i.e. same frequency, with the reader
×1
Li-Ion Battery 1000mAh
Li-Ion Battery 1000mAh
Or similar
×1
SparkFun LiPo Charger Basic - Micro-USB
SparkFun LiPo Charger Basic - Micro-USB
Or similar. The USB input socket is not neccessary, yet useful if the other way of charging fails.
×1
Step-Up Voltage Regulator - 5V
SparkFun Step-Up Voltage Regulator - 5V
Or similar - I used one with a built-in USB socket and cut it out.
×1
NRF24L01 board
×2
Reed switch
×1
Vibration Motor
×1
RobotGeek Relay
RobotGeek Relay
Or any other relay module, or just a relay with a transistor.
×1
Linear Regulator (7805)
Linear Regulator (7805)
×1
LED (generic)
LED (generic)
I used yellow and green for status and "low battery" notifications at the receiver.
×2
12V Power Supply
depending on your electronic lock or other actuator you use, more than 600mA might be neccessary.
×1
Electronic lock
this is just an example of an output for your setup - this might be a regular push/pull solenoid, a simple electromagnet or anything else you want.
×1
DC Barrel Jack
Anything that fits your power supply's output.
×1
SparkFun FTDI Basic Breakout - 5V
SparkFun FTDI Basic Breakout - 5V
Or any other USB to UART converter.
×1

Software apps and online services

Arduino IDE
Arduino IDE

Hand tools and fabrication machines

Soldering iron (generic)
Soldering iron (generic)
CNC Router

Story

Read more

Custom parts and enclosures

Ouija Access Control - planchette

A rudimentary SketchUp model you might be willing to use to make your planchette.

Schematics

Ouija Access Control - Receiver and Transmitter schematics

Code

Ouija board access control - code

Credits

TheRiverPeople

TheRiverPeople

1 project • 1 follower

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