June 2016
Intermediate to advanced
272 pages
5h 4m
English
Content preview from Arduino Project Handbook
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Project 23: Wireless ID Card Entry System
In this project, we’ll use a radio frequency identification (RFID) reader to build a wireless ID card entry system.
PARTS REQUIRED
• Arduino board
• Breadboard
• Jumper wires
• Mifare RFID-RC522 module
• Tower Pro SG90 9g servomotor
• Piezo buzzer
• Red LED
• Green LED
• 2 220-ohm resistors
LIBRARIES REQUIRED
• RFID
• SPI
• Wire
• Servo
• Pitches
HOW IT WORKS
An RFID reader uses wireless technology to identify a card, tag, or key fob without contact. The reader will respond when the card is placed near ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.