MIT Entrepreneurship and Maker Skills Integrator

Hacking with ArduinoJanuary 2018Elaine Chen

What we are going to do• Exercise 1: Hooking up the Arduino board • Exercise 2: Change how fast the on-board LED blinks• Exercise 3: Control an external LED • Exercise 4: Read a knob • Exercise 5: Control the brightness of an LED with the

knob

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Exercise 1: Hooking up the Arduino board

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Anditblinks!

Runsonce

Runsoverandoveragainforever

Whatdoesthisdo?

Thesearecalled“pins”

Thisiscalleda“pinoutdiagram”

LED_BUILTINcorrespondstoPIN13

Inputversusoutput

PIN13controlsthisLED

Foroutput:HIGH=ONLOW=OFF

delay(xxx)=Waitxxxmilliseconds

Wearetellingtheon-boardLEDtoturnonfor1000ms,offfor1000ms

Exercise 2: Change how fast the on-board LED blinks

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Changethis

Anditblinksdifferently!

Exercise 3: Control an external LED

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Anditblinkshere,too!

Exercise 4: Read a knob(AnalogReadSerial example –

with Serial Monitor)

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Exercise 5: Control the brightness of an LED with the knob (AnalogInOutSerial example)

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Questions?