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Octopus PIR Sensor Brick(EF04055)


OCTOPUS PIR Sensor module is a type of electronic building block based on AM412 pyroelectric digital smart sensor. It can be used in sensing and detection of human or animal motion, sensing distance is about 4-5 meters.

ELECFREAKS Octopus PIR Sensor Brick


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


Power Supply3.3V~5.5V
DissipationAdjustable power
InputBi-directional differential and high resistance
Anti-interferenceBuilt-in filter to shield other Hz
Power SourceExcellent PSR, RF makes little influence to Schmidt REL
Voltage Stabilitylow voltage and dissipation, the voltage is stable after giving power
Working Temperature-25~85℃

Outlook and Dimensions

Quick to Start

Materials used and connection diagram

Connect to the P1 port as the picture shows

Take sensor:bit for example

Add Package

Program as the picture shows

  1. Digital read pin P1.

  2. While the show number is 0, an icon is showing on the micro:bit.

  3. While the show number is 1, a rectangle is showing on the micro:bit.



You can also download the links below:


If there is object approaching, an icon is showing on the micro:bit; while taking away the object, a rectangle is showing on the micro:bit.

Relevant Cases

Technique Files