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00:00:00 - Introduction
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Classroom Contents
Building a Physical "Connections" Word Puzzle with RFID and ESP32
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- 1 00:00:00 - Introduction
- 2 00:00:57 - Play along!
- 3 00:01:05 - Solving the puzzle
- 4 00:03:49 - Component Overview
- 5 00:06:52 - SPI interface
- 6 00:10:32 - The problem with counterfeit MFRC522 readers
- 7 00:12:01 - Using multiplexers to isolate readers
- 8 00:14:53 - Wiring diagram
- 9 00:15:41 - Schematic and PCB design in EasyEDA
- 10 00:16:22 - Writing group data to RFID cards
- 11 00:19:55 - ESP32 Code listing
- 12 00:42:24 - Wrapup
