51. Case 47：Wipers

51.1. Introduction

Build a wiper with the Nezha Inventor’s Kit.

51.2. Quick to Start

Materials Required

Nezha Inventor’s Kit

Assembly

Components List

Build it as the assembly steps suggest:

Connection Diagram

Connect the motors to M1 on Nezha Breakout Board.

51.3. MakeCode Programming

Step 1

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

For programming Nezha Breakout Board, we need to add a package. Search with “Nezha” in the dialogue box and click to download it.

Notice: If you met a tip indicating that some codebases would be deleted due to incompatibility, you may continue as the tips say or create a new project in the menu.

Step 2

Code as the picture suggests

Reference

Link: https://makecode.microbit.org/_TgWEyTgdVL3z

You may also download it directly:

Result

When the microbit is powered on, it displays a heart pattern. When button A is pressed, the wiper starts to driving. When button A is pressed again, the wiper accelerates the movement. When button B is pressed, the wiper slows down.