This intriguing Adafruit tutorial, written with George Brower, has you creating a door sensor using a Pi and a PIR sensor which applauds you when you enter and boos when you leave, thanks to the built-in speaker. Read the tutorial
This intriguing Adafruit tutorial, written with George Brower, has you creating a door sensor using a Pi and a PIR sensor which applauds you when you enter and boos when you leave, thanks to the built-in speaker. Read the tutorial