CHAPTER 10RFID Door Lock

NO MATTER HOW MANY TIMES the Evil Genius punishes them, the minions still manage to misplace or forget their keys and get locked out of the lair. With this project (Figure 10-1), not only do the minions simply have to take an RFID key with them, which can be attached to their person, but if they also manage to lose the RFID key, the Evil Genius can unlock the door remotely using the home automation controller.

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Figure 10-1 The RFID and wireless door lock

If you are intending to build this project into your home for real, you may wish to consider that although the basic RFID security mechanism and door latch probably offer ...

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