21. Gesture Sensor(EF05020)

21.1. Introduction

Gesture Sensor is able to recognize 9 gestures including move-up, move-down, move-left, move-right, etc. with a simple swipe of your hand, it is usually used in the non-contact controlling system such as the non-contact mouses, smart home, clicking equipments controlling in cars and interaction to robots ect.

21.2. Products Link

ELECFREAKS PlanetX Tracking Sensor

21.3. Characteristic

Designed in RJ11 connections, easy to plug.

21.4. Specification

Item | Parameter :-: | :-: SKU|EF05020 Connection|RJ11 Type of Connection|IIC Working Voltage|3.3V Core IC|PAJ7620U2 Supported Gestures|Basic gestures(Up, down, right, left, forward, reverse, clockwise, anticlockwise.)

21.5. Outlook

21.6. Quick to Start

21.6.1. Materials Required and Diagram

Connect the Gesture sensor to the IIC port in the Nezha expansion board as the picture shows.

21.7. MakeCode Programming

21.7.1. Step 1

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

We need to add a package for programming, . Click “Extensions” in the bottom of the drawer and search with “PlanetX” in the dialogue box to download it.

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

21.7.2. Step 2

21.7.3. Code as below:

21.7.4. Link

Link: https://makecode.microbit.org/_gqVLAwesWAcU

You may also download it directly below:

21.7.5. Result

The equivalent icon for each gesture displays on the micro:bit.

21.8. Relevant File

21.9. Technique File