Micro:bit WiFi Extension Board

Let your micro:bit connect WiFi and support IoT services.

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Micro:bit WiFi Extension Board

Product Introduction

Smarthon Wi-Fi IoT Extension Board enables micro:bit to connect Wi-Fi and allows users to record sensor data on cloud platforms like IFTTT and ThingSpeak. Besides, the great feature is supporting WAN control. The users can connect up to 12 sensors and actuators. Let's upgrade your micro:bit and ready for the IoT world!

Getting Started

Quick Start Guide

File size: 1.4 MB

What's Included

1. Advanced mini-booster (without micro:bit)

2. Battery holder 2A x 4 (without 2A battery)

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Basic Layout

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Features

  • 128x64 OLED enabled

  • Wi-Fi module

  • Power supply: USB power supply/ 2A battery holder

  • Compatible to both muse and Arduino (sensors and actuators) *

  • Connect IFTTT and ThingSpeak

​* 4 pins compatible to Muse sensor and actuators, 13 pins compatible to Arduino general sensor and actuators, 2 pins for general I2C port

Functions and Benefits

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1. Support WAN Control

  • PC/mobile and micro:bit are connected to LAN network through WAN. PC/mobile will send a custom command. When the micro:bit receive the command, it will turn on the LED light.

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  • Smarthon micro:bit wifi extension board already registered on IFTTT platform! You can control on/off worked with amazon Alexa or other IOT service.

2. IFTTT WAN Services

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3. Support Basic IoT Platforms

  • ThingSpeak allows you to upload data to show on dashboard. IFTTT is a great platform to provide you all IOT service the the world.

  • Support up to 12 pins

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4. More Pins Available

Getting Started

1. Add the Extension

2. Network Connection

Load the program to the micro:bit and connect the micro:bit to the booster.

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When the connection is successful, the IP address would be shown.

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Block Code

Wi-Fi booster need to connect to internet via Wi-Fi.

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3. Local Area Network Control (LAN)

PC/mobile and micro:bit are connected to LAN network through Wi-Fi. PC/mobile will send a custom command. When the micro:bit receive the command, it will turn on the LED light.

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***Before we control the micro:bit, please make sure your micro:bit and devices (PC/Mobile) are connected to the SAME Wi-Fi.

A. Block Code

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B. Open LAN listening in micro:bit

Press micro:bit Button A to start LAN remote control.

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IP Address

C. Send custom command in web browser

The custom command URL is:

http://YourIPAdress/?mode=inboundcommand&string=YourCustomCommand

Open your web browser and input the custom command URL, then press “enter”.

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For example, if your IP address is : 192.168.137.109, then custom LAN command URL would be :

http://192.168.137.109/?mode=inboundcommand&string=Light_Turn_On

Troubleshooting Notes

Problem

The servos are operating abnormally.

Explanation

1. This product can only support up to 3 servos. Please make sure you are not connecting more than 3 servos.

2. Low charge of battery may cause abnormal servo behaviour. Please replace the batteries with new ones.

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