This project uses a PIR (Passive Infrared) sensor to detect motion and displays the status on an I2C Liquid Crystal Display (LCD). When motion is detected, a message is shown on the LCD and printed to ...
This project used the HCSR-04 module to detect distance and use PIR to detect human movement, thereby combining the two to achieve detection of people flow. The LCD and buzzer were used to output ...
Halloween is coming up faster than you think: time to dust off the gravestones and the zombie lawn decorations! This year you may want to add a little something extra to give the trick-or-treaters a ...
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