adafruit-arduino-lesson-15-dc-motor-reversing.pdf

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Arduino Lesson 15. DC Motor Reversing
Created by Simon Monk
Last updated on 2013-06-22 06:45:25 PM EDT
Guide Contents
Guide Contents
Overview
Parts
Part
Qty
2
3
4
4
4
An Experiment
In1
In2
Motor
7
8
8
8
Breadboard Layout
Arduino Code
L293D
Other Things to Do
9
10
12
14
© Adafruit Industries
http://learn.adafruit.com/adafruit-arduino-lesson-15-dc-motor-
reversing
Page 2 of 14
Overview
In this lesson, you will learn how to control both the direction and speed of a small DC motor
using an Arduino and the L293D motor driver chip.
The project uses a pot to control the speed of the motor and a push button to control the
direction.
© Adafruit Industries
http://learn.adafruit.com/adafruit-arduino-lesson-15-dc-motor-
reversing
Page 3 of 14
Parts
To build the project described in this lesson, you will need the following parts.
Part
Qty
Small 6V DC Motor
1
L293D IC
1
10 kΩ variable resistor (pot)
1
© Adafruit Industries
http://learn.adafruit.com/adafruit-arduino-lesson-15-dc-motor-
reversing
Page 4 of 14
Tactile push switch
1
Half-size Breadboard
1
Arduino Uno R3
1
© Adafruit Industries
http://learn.adafruit.com/adafruit-arduino-lesson-15-dc-motor-
reversing
Page 5 of 14

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