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Getting Started with RFID by Tom Igoe

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Chapter 2. Reading RFID Tags in Processing

In this project, you’ll read some RFID tags and get a sense of how the readers behave. You’ll see how far away from your reader a tag can be read. This is a handy test program for use any time you’re adding RFID to a project.

Materials

RFID reader

Parallax’s RFID Reader Module, available from Maker Shed as part of a starter pack or by itself.

RFID tags

The starter pack includes several tags, and you can buy them separately.

USB-to-TTL serial adaptor

The FTDI Friend can do the job.

Breadboard

You can use a half-size or mini breadboard to make connections between the reader and the USB-to-TTL serial adaptor.

Jumper wire

You’ll need a set of jumper wire to make your connections.

Parallax RFID Reader

The Parallax reader ...

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