5. Octopus 2 Channel Tracking Module

5.1. Introduction

Octopus 2 Channel Tracking Module has integrated two groups of reflective infrared pair diode, which can be used to identify black lines. This module is usually used to make line tracking smart cars. We can design black track at will and make our cars follow it through programming.

5.2. Characteristics

  • Strong anti-interference by using infrared detection.

  • Positioning holes are compatible with main-stream smart car chassis.

  • Equipped with two 3-pin wire GVS jumper cables and 4-pin soldering plate, the two 3-pin ports can be connected directly to two GVS wires.

5.3. Parameter

Item | Parameter :-: | :-: Name|Octopus 2 Channel Tracking Module SKU|EF04088 Working Voltage|DC 3-5V Connector Type|Two standard G-V-S connectors Output Signal Type|Digital Output Voltage of Black Line|Low Output Voltage of White Line|High Effective Range|2~12mm Size|22.74 x 37.45mm NW|4.8g

Outlook and Dimensions


5.4. Packing List

  • 1 x Octopus 2 Channel Tracking Module。

  • 2 x 3PGVS umper Cable

5.5. Quick to Start

Hardware Connection

Connect this module to your micro:bit car. Connect the left port to P13 and the right port to P14. (Based on the driver’s angle of view)



Code Example

Links: https://makecode.microbit.org/_Ep84RMKkhcHs You can also download the links below:


Place the car on the black line, turn on the switch, then it will move forward along the black line.

5.6. FAQ