Robo India in this PPT is exlaining IR sensor. Their working principles, theory and concept. It is also explaining how to use them in embedded system, robotics and engineering project.
4. • IR-LED – Tx
• PD – Rx
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5. • IR-LED work similar to normal LED
• IR-LED transmit infrared light
• IR light is not visible to our necked eye
• IR light is detected by Photodiode
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6. • How PD work ?
• PD generate the voltage depending on
the intensity of light
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9. • Digital – In digital sensor output is
digital (High or Low).
• Analog – In analog sensor detection
depend on intensity of light received.
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10. In case of queries please write us-
info@roboindia.com
www.roboindia.com
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