Monday, 31 October 2011

CIRC-01: Blinking LED

Purpose: 
Get one LED to blink on and off.

Equipment:

-1 x Arduino Uno
-1 x Breadboard
-3 x Wire

-1 x LED
-1 x 560 Ohm Resistor

Reference:
http://www.oomlout.com/a/products/ardx/circ-01

Program Details: 
This experiment was a little introduction to Arduino. It shows the basic code structure and how it relates to what's happening on hardware.

Time to Complete: 
5 minutes

Results:
The LED lit up with no problems.
Photos of Project: 



Tips:
Straight forward experiment, just make sure that the LED is in the right way (long side is positive).

Further Work:
I can try to make it blink faster or slower by changing the delay.

Program Modifications:
The program is exactly the one from http://www.oomlout.com/a/products/ardx/circ-01

Program:

int ledPin =  13;    // the pin the LED is connected to.
 
// The setup() method runs once, when the sketch starts
 
void setup()  
{                
    pinMode(ledPin, OUTPUT); //initializes pin 13 as an output   
}
 
 
void loop()               //Continuously runs     
{
  digitalWrite(ledPin, HIGH);   // changes the state of ledPin to high(on)
  delay(1000);                  // delay equal to the 1000 millisecons
  digitalWrite(ledPin, LOW);    // changes the state of ledPin to low(off)
  delay(1000);                  // delay equal to the 1000 millisecons
}

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