skarcha

/**
 * ValidateSpanishID. Returns the type of document and checks its validity.
 * 
 * Usage:
 *     ValidateSpanishID( str );
 * 
 *     > ValidateSpanishID( '12345678Z' );
 *     // { type: 'dni', valid: true }
 *     
 *     > ValidateSpanishID( 'B83375575' );

skarcha

/*
  Show analog input value using a LCD.
  Turn on and off the backlight with a button.
  
  By Antonio Perez <aperez@skarcha.com>
  
  Public Domain
 */

// include the library code:

skarcha

/*
  Knight Rider led simulation for Arduino
  By Antonio Perez <aperez@skarcha.com>

  Public Domain
*/
const int analogInPin = A0;
const int ledPins[] = {3, 5, 6, 9, 10, 11};
const int pinCount = 6;
const int brightAmount = (255 / (pinCount / 3));