Case 09: Automatic Doors
11. Case 09: Automatic Doors#
To make an automatic door.
11.3. Materials Required#
Video link: https://youtu.be/JimDF7ArSjQ
11.4. Bricks build-up#
11.5. Installation Mthods of Hardwares#
Install the sonar:bit with the bricks.
11.6. Hardware Connection#
Connect a sonar:bit to P1 and the servo to S0 port on Wukong breakout board.
11.7. Software Platform#
Click “Advanced” in the MakeCode to see more choices.
Search with Wukong in the dialogue box to download it.
Search with https://github.com/elecfreaks/pxt-sonarbit in the dialogue box to add the sonar:bit extension.
When the ultrasonic sensor detects someone passing by, it will display √ on the micro:bit and control the servo to open the door and close it automatically after 5 seconds, if the ultrasonic sensor does not detect anyone, it will keep displaying × on the micro:bit and the door is closed.