21. Gesture Sensor

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.

microbitplanetX\./images/05020_01.png

21.2. Characteristic


  • Designed in RJ11 connections, easy to plug.

21.3. 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.)

21.4. Outlook


microbitplanetX\./images/05020_02.png

21.5. Quick to Start


Materials Required and Diagram


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

microbitplanetX\./images/05020_03.png

21.6. MakeCode Programming


Step 1

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

../_images/05001_04.png

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.

../_images/05001_05.png

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.

Step 2

Code as below:

../_images/05020_06.png

Result

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

21.7. Relevant File


21.8. Technique File