Making Things Talk, 2nd Edition

Chapter 7. Sessionless Networks

Perform-o-shoes by Andrew Schneider

The shoes exchange messages with a multimedia computer via XBee radio. When you moonwalk in the shoes, your pace and rhythm controls the playback of music from the computer.

So far, the network connections you’ve seen in this book have mostly been dedicated connections between two objects. Serial communications involve the control of a serial port; mail, web, and telnet connections involve a network port. In all these cases, there’s a device that makes the port available (generally a server), and something that requests access to the port (a client). Project 8, Networked Pong, ...