7. Octopus Hunt Sensor

7.1. Introduction

  • Octopus Hunt Sensor is a sensor based on TCRT5000 photoelectric sensitive element.It can sensitively detect the infrared reflected signal.


7.2. Characteristics

  • The 3-pins ports is easy to plug and play.

  • It can work with micro:bit in 3V.

7.3. Specifications

Item | Parameter :-: | :-: SKU|EF04002 Power Input|3V-5V Connector Type|Digital Pins Definition|1-Signal 2-VCC 3-GND Response|Quick response with high sensitivity Circuit|Simple Stability|Stable and durable

7.4. Outlook and Dimensions


7.5. Quick to Start

Materials used and connection diagram

Connect to the P1 port as the picture shows

Take sensor:bit for example


Program as the picture shows

  • Set the P1 port to a higher level to initialize the module.

  • If any object is detected, the value is 0 and the the digital read pins is 0, the icon is shown on the screen.

  • Or it shows a box.



Links: https://makecode.microbit.org/_2vF4fKc5rdoP

You can also download it directly below:



  • If put 9mm away from the black objects,it shows an icon; while 9mm away from the white objects, it shows a box.

7.6. Relevant Cases

7.7. Technique Files