Difference between revisions of "2nd Inning"
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==Code== | ==Code== | ||
+ | <nowiki> | ||
+ | /* | ||
+ | Blink | ||
+ | |||
+ | Turns on an LED on for one second, then off for one second, repeatedly. | ||
+ | |||
+ | The circuit: | ||
+ | * LED connected from digital pin 13 to ground. | ||
+ | |||
+ | * Note: On most Arduino boards, there is already an LED on the board | ||
+ | connected to pin 13, so you don't need any extra components for this example. | ||
+ | |||
+ | |||
+ | Created 1 June 2005 | ||
+ | By David Cuartielles | ||
+ | |||
+ | http://arduino.cc/en/Tutorial/Blink | ||
+ | |||
+ | based on an orginal by H. Barragan for the Wiring i/o board | ||
+ | |||
+ | */ | ||
+ | |||
+ | int ledPin = 13; // LED connected to digital pin 13 | ||
+ | |||
+ | // The setup() method runs once, when the sketch starts | ||
+ | |||
+ | void setup() { | ||
+ | // initialize the digital pin as an output: | ||
+ | pinMode(ledPin, OUTPUT); | ||
+ | } | ||
+ | |||
+ | // the loop() method runs over and over again, | ||
+ | // as long as the Arduino has power | ||
+ | |||
+ | void loop() | ||
+ | { | ||
+ | digitalWrite(ledPin, HIGH); // set the LED on | ||
+ | delay(1000); // wait for a second | ||
+ | digitalWrite(ledPin, LOW); // set the LED off | ||
+ | delay(1000); // wait for a second | ||
+ | }</nowiki> | ||
==Troubleshooting== | ==Troubleshooting== |
Revision as of 11:19, 13 May 2010
Contents
Introduction
Blinking LED
Components Needed
- Freeduino or Arduino or clone
- USB cable for Freeduino
- Freeduino development software - download here!
- Solderless Breadboard
- Hookup wire 22gauge solid
How to
Schematic
Fritzing
Code
/* Blink Turns on an LED on for one second, then off for one second, repeatedly. The circuit: * LED connected from digital pin 13 to ground. * Note: On most Arduino boards, there is already an LED on the board connected to pin 13, so you don't need any extra components for this example. Created 1 June 2005 By David Cuartielles http://arduino.cc/en/Tutorial/Blink based on an orginal by H. Barragan for the Wiring i/o board */ int ledPin = 13; // LED connected to digital pin 13 // The setup() method runs once, when the sketch starts void setup() { // initialize the digital pin as an output: pinMode(ledPin, OUTPUT); } // the loop() method runs over and over again, // as long as the Arduino has power void loop() { digitalWrite(ledPin, HIGH); // set the LED on delay(1000); // wait for a second digitalWrite(ledPin, LOW); // set the LED off delay(1000); // wait for a second }