7. Case 05: Colorful Car

7.1. Purpose


  • Build a colorful Wonder Rugged Kit with the rainbow LEDs.

7.2. Materials


  • micro:bit Wonder Rugged Kit

7.3. Background Knowledge


7.4. Software


MicroSoft makecode

7.5. Program


Step 1

Click “Advanced” in the drawer of MakeCode to see more choices.

../../_images/Mecanum_wheel_car_kit_case_01_01.png

For programming, we need to add a package. Click “Extensions” at the bottom of the drawer and then search “Wukong” in the dialogue box to download it.

../../_images/Mecanum_wheel_car_kit_case_01_02.png

Note:If you get a warning indicating some packages will be removed because of incompatibility issues, you can follow the prompts or create a new project in the menu.

Step 2

Click Wukong to choose mecanum block.

../../_images/Mecanum_wheel_car_kit_case_01_03.png

Step 3

Drag mecanum and set light mode into on start block and set the connection for servos accordingly, set the light mode as breath and initialize the LEDs.

microbitKit\Mecanum_wheel_car_kit\./images/Mecanum_wheel_car_kit_case_05_05.png

Step 4

Set the car to move forward with the variable i ascending by 5; set the LEDs to show rainbow with the parameter in i.

../../_images/Mecanum_wheel_car_kit_case_05_06.png

Program

Links: https://makecode.microbit.org/_icqM2MK7WEyM

You can also download it directly:

Result

The car moves forward after starting with the light mode in breath and rainbow LEDs changing color.

7.6. Exploration


7.7. FAQ


7.8. Relevant Files