Google, IBM & Meta Certificates – 40% Off
One Coursera Plus subscription covers most Professional Certificates on Coursera.
Unlock All Certificates
This course demonstrates how to build an electronic escape-room puzzle using touch sensors, syllable audio files, an Arduino, a multiplexer, a DFPlayer Mini, a relay, and a magnetic lock. It covers the wiring and Arduino code needed to detect the correct sequence and release the lock.
