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Raspberry Pi Robotic Projects - Third Edition by Richard Grimmett

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Adding voice recognition

Now that your robot is mobile, it is time to allow your robot to speak and respond to voice commands as well. This will make your R2D2 more interactive. To do this, you'll need to add some hardware. This project requires a USB microphone and a speaker adapter. The Raspberry Pi has an audio output, but does not have an audio input, so you'll need the following three pieces of hardware:

  • A USB device that supports microphone in and speaker out:

    Adding voice recognition

  • A microphone that can plug into the USB device:

    Adding voice recognition

  • A powered speaker that can plug into ...

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