Starter Guide

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Lesson 29 Flame arrester
Introduction
In this lesson, let’s make a flame arrester based on the previous knowledge
we’ve learned.
Experiment target
Put the lighter close to the flame sensor, the DC motor fan will start and
extinguish the fire after the sensor detect the flame.
Operating steps
1. First, we need to prepare the following experimental materials:
1 * microbit
1 * microbit expansion board
1 * USB cable
1 * DC motor fan module
1 * Flame sensor module
1 * your own lighter
- Several Jumper wires
2. Now connect the DC motor fan and flame sensor to micro:bit.
connection diagram：