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Arduino in Action by Martin Evans, Joshua Noble, and Jordan Hochenbaum

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Chapter 8. Communications

This chapter covers

  • Creating an Ethernet web server to query data from your Arduino
  • Tweeting messages from your Arduino to Twitter
  • Wi-Fi network and Bluetooth communication with the Arduino
  • Data logging onto an SD card and to the internet using the Cosm service
  • Communicating with other devices over the Serial Peripheral Interface (SPI) protocol

In the previous chapter, we investigated how you can receive visual feedback from the Arduino by communicating with LCD screens. Imagine if you could display information from the Arduino on an external screen, and also send it out over the internet for the world to see! What if you could control your Arduino remotely?

Getting your Arduino on the internet and remotely ...

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