Case 13: Lively Music
17. Case 13: Lively Music#
We can adjust the frequency of the buzzer sound through the potentiometer. Try to create unique music by turning the potentiometer!
17.2. Quick to Start#
Nezha expansion board × 1
micro:bit × 1
Trimpot × 1
RJ11 wires × 1
Bricks × n
Tips: You may need to purchase Nezha Inventor’s Kit if you want all the above compoents.
Connect the trimpot to J1 port on the Nezha expansion board.
Video reference for building:https://youtu.be/G0hycQ2rxCk
17.3. MakeCode Programming.#
Click “Advanced” in the makecode drawer to see more choices.
We need add a package for programming. Click “Extensions” in the bottom of the makecode drawer and search with “Planet X” to have the package downloaded.
Note: If you met a tip indicating it might be deleted due to incompatibility, you may continue as it indicates or create a new project in the menu.
The tones could be adjusted via the trimpot.