Example Code for micro:bit-IR Remote Control

Last revision 2026/01/14

The article offers a comprehensive guide on using micro:bit to control a Maqueen Lite car with an IR remote, including hardware and software setup, wiring instructions, and sample code for commanding car movements like forward, backward, turns, and stops.

Hardware Preparation

  • Maqueen Lite x1
  • micro:bit V1/V2 x1
  • MicroUSB cable x1
  • IR Remote Controller x1 (https://www.dfrobot.com.cn/goods-142.html)

Software Preparation

  • Programming Platform: makecode
  • Libraries: maqueen, neopixel

Wiring Diagram

No additional wiring is required except inserting the micro:bit into Maqueen Lite.

Other Preparation Work

  1. Load MakeCode Graphical Library for Maqueen as described in the previous example.
  2. Prepare an IR remote controller (https://www.dfrobot.com.cn/goods-142.html).

Sample Code

Effect: command the car using IR remote controller.

Code URL: https://makecode.microbit.org/_bfuHRf53RdXM

Code File: maqueen6.hex

Code Screenshot:

Result

Use the key 2, 8, 4, 6, and 5 on the IR remote controller to control Maqueen car to move forward, move backward, turn left, turn right and stop.

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