39. OCTOPUS Infrared Receiver Sensor(EF04009)#

39.1. Introduction#

This is a simple infrared receiver sensor,and mainly receives infrared signal through HS0038 infrared diode. HS0038 is particularly sensitive to the infrared signal, and it can receive the infrared signal very swiftly.


39.3. Characteristics#

Standard 3-pin GVS port is easy to plug.

39.4. Specification#

Item Parameter
SKU EF04009
Pins Definition S-Sigal V-VCC G-GND
Working Voltage 3V
Size 38.9 x 23.5 mm


39.5. Outlook and Dimension#


39.6. Quick to Start#

Materials required and connections diagram#

Connect to P1 port as the picture shows.

Take sensor:bit for examples


39.7. Programming#

Step 1#

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


We need to add a package for programming, click “Extensions” on the bottom of the drawer and search with “ir-receiver“ in the dialogue box to download it.


Note: If you met a tip indicating codebase will be deleted due to incompatibility, you may continue as the tips tell or build a new project.

Step 2#

Programming as the picture shows#




You can also download it directly:


If pushing the switch button on the controller, the micro:bit shows a “smile” face; if pushing the four direction keys, the micro:bit shows it accordingly.

39.8. Relevant Cases#

39.9. Technical Files#