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What is a Microcontroller
• A small computer on a single chip• containing a processor,
memory, and input/output
• Typically "embedded" inside some device that
theycontrol
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What is a DevelopmentBoard
• A printed circuitboard designed tofacilitate wor
with a particularmicrocontroller!
• Typical components include
• power circuit• programming interface• basic input# usually
buttons and
$%Ds
• &/' pins
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Arduino Development Board
Making-robots-with-arduino.pdf
Ana
log
INPUTS
Digital I\OPWM(3, 5, 6, 9, 10, 11)
PWR INUSB (to o!"#t$%)
I&
POW'R5 3*3 +ND
R'S'T
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Di(erent Arduino Boards
• )*'
• $%'*A+D'
• D)%
• )*• T+%
• -%+'
• M&.+'• %0$'+A
• 1 many more
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ample peci2cationArduino )no
• Microcontroller: AT mega 328
• perating !oltage "!
• #nput !oltage $recommended% &-'2!
• #nput !oltage $limits% (-2)!• *igital #+ ,ins ' $of which (
proide ,/M output%
• Analog #nput ,ins (
• *0 0urrent per #+ ,in ) mA
• *0 0urrent for 3.3! ,in ") mA
• 1lash Memor 32 4 $of which )." 4 used b boot loader%
• 56AM 2 4 $ATmega328%
• 77,6M ' 4 $ATmega328%
• 0lock 5peed '( M9
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The Arduino Microcontroller Atmel
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What is the Arduino
todbot.com+blog+bionicarduino
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3etting tarted
• .hec out http//arduino!cc/en/3uide/4ome0age
1. Download & install the Arduino environment(IDE)
2. Connect the board to your computer via the!" cable
#. I$ needed% install the drivers (not needed in lab)
. 'aunch the Arduino IDE
. "elect your board
. "elect your serial port
*. +pen the blin, e-ample
. pload the pro/ram
http://arduino.cc/en/Guide/HomePagehttp://arduino.cc/en/Guide/HomePage
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.onnect the )B .able
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Arduino &D%
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.
'M0&$%
)0$'
AD
*%W
'0%*
A
5%
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elect erial 0ort and Board
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tatus Messages
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todbot.com+blog+bionicarduino
A $ittl Bit Ab t
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A $ittle Bit About0rogramming
• .ode is casesensitive
• tatements are
commands andmust end with asemi6colon
• .ommentsfollow a // orbegin with /7and end with 7/
• loop and setup
http://www.cebuelectronics.com/blog/basic-arduino-programming-notes/structurehttp://www.cebuelectronics.com/blog/basic-arduino-programming-notes/structure
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Terminology
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Digital &/8
pinMode( pin, mode)ets pin to either INPUT or
OUTPUT
digitalRead( pin)+eads HIGH or LOW from a pin
digitalWrite( pin, value)Writes HIGH or LOW to a
pin
%lectronic stu('utput pins can provide 98 mA of current
Writing HIGH to an input pin installs a :8;
www.mikroe.com+chapters+iew+'
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5ariables
Basic variable types
Boolean
&nteger
.haracter
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Declaring 5ariables
Boolean booleanvariableName;
&nteger int variableName;
.haracter charvariableName;
trin strin Name [ ];
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Assigning 5ariables
;Boolean variableName =true;
;or variableName = false;
;&nteger variableName =
32767; ;or variableName = -32768;
;.haracter variableName =
‘A;
5 i bl
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5ariable copeWhere you declare your variablesmatters
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etup
voi' setu# ( ) * +
The setup function comes before
the loop function and isnecessary
for all Arduino setches
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#f 5tatementsif ( this is true ) { do this; }
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#f if ( this is true ) { do this; }
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0onditionalif ( this is true ) { do this; }
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Actionif ( this is true ) { do this; }
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7lseelse { do this; }
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4asic 6epetition
• loop
• 1or
• while
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4asic 6epetition
void loop ( ) { }
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4asic 6epetition
void loop ( ) { }
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4asic 6epetition
void loop ( ) { }
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4asic 6epetition
for (int count = 0; count
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4asic 6epetition
for (int count = 0; count
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4asic 6epetition
for (int count = 0; count
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4asic 6epetition
for ( int count = 0; count
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4asic 6epetition
for (int count = 0; count
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4asic 6epetition
for (int count = 0; count
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4asic 6epetition
for (int count = 0; count
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4asic 6epetition
while ( count
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4asic 6epetition
while ( count
