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Raspberry Pi Sensors

By : Rushi Gajjar
Book Image

Raspberry Pi Sensors

By: Rushi Gajjar

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Raspberry Pi Sensors
Rushi Gajjar
Apr, 2015 | 192 pages
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Table of Contents (16 chapters)
Raspberry Pi Sensors
Raspberry Pi Sensors
Credits
Credits
About the Author
About the Author
Acknowledgements
Acknowledgements
About the Reviewers
About the Reviewers
www.PacktPub.com
www.PacktPub.com
Preface
Preface
Free Chapter
1
Meeting Your Buddy – the Raspberry Pi
Meeting Your Buddy – the Raspberry Pi
A glance at the Raspberry Pi board
Setting up for the first time
Connecting the Raspberry Pi to the Internet
A crash course on Linux
Installing useful libraries
python-gpio
Be ready with Python and C
Practice makes you perfect
Summary
2
Meeting the World of Electronics
Meeting the World of Electronics
Basic terminologies of electronics
Communication protocols
Useful tips and precautions
Understanding the GPIO port
It's time to glow LEDs!
Summary
3
Measuring Distance Using Ultrasonic Sensors
Measuring Distance Using Ultrasonic Sensors
The mysterious ultrasonic sensor
Building the project!
Fixing common problems
A wearable device for the visually impaired
Summary
4
Monitoring the Atmosphere Using Sensors
Monitoring the Atmosphere Using Sensors
Sensor selection process
InsideDHT – temperature and humidity sensors
Introducing the photoresistor (photocell)
Building the project
Putting all the parts together
Troubleshooting common problems
Summary
5
Using an ADC to Interface any Analog Sensor with the Raspberry Pi
Using an ADC to Interface any Analog Sensor with the Raspberry Pi
Analog-to-digital convertors
MCP3008 for analog-to-digital conversion
Making your own sensor station
Generic software preparation
Using your sensor station – make a temperature logger
Summary
6
Uploading Data Online – Spreadsheets, Mobile, and E-mails
Uploading Data Online – Spreadsheets, Mobile, and E-mails
Internet of Things
Hardware setup
Synchronizing the clock with the Internet
Uploading data on Google spreadsheets
Getting notified by e-mails
Integrating everything
Common problems faced
Summary
7
Creating an Image Sensor Using a Camera and OpenCV
Creating an Image Sensor Using a Camera and OpenCV
Image processing
OpenCV
Camera interfacing with the RasPi
Live streaming using a network camera
Porting OpenCV
Create a motion detector
Amazing projects for you
Summary
Shopping List
Shopping List
Basic requirements
Sensors
Integrated chips
Components
Others
Index
Index

Components

  • 1/4 Watts through hole resistors (Quantity: 5 each): 1KΩ, 2KΩ, 270Ω, 330Ω, 470Ω, 4.7KΩ, and 10KΩ

  • Through-hole electrolytic capacitor (Quantity: 5 each): 1µF-16V

  • LEDs (Quantity: 5 each): 2 mm, 3mm, or 5mm Red/Green/White/Yellow LED

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