File content as of revision 0:a3770f1be412:

/* Copyright (c) 2015 bickster, MIT License
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
 * and associated documentation files (the "Software"), to deal in the Software without restriction,
 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all copies or
 * substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
#include "mbed.h"
#include "neopixel.h"

int main(void) 
{
    neopixel_strip_t m_strip;
    uint8_t dig_pin_num = P0_8;
    uint8_t leds_per_strip = 4;
    uint8_t error;
    uint8_t led_to_enable = 1;
    uint8_t red = 255;
    uint8_t green = 0;
    uint8_t blue = 159;

    neopixel_init(&m_strip, dig_pin_num, leds_per_strip);
    neopixel_clear(&m_strip);
    
    // red=0;green=0;blue=0; turns off led
    // To turn off all leds call neopixel_clear(&m_strip);
    
    // To show more than one led call this funtion n number of times.
    error = neopixel_set_color_and_show(&m_strip, led_to_enable, red, green, blue);
    if (error) {
        //led_to_enable was not within number leds_per_strip
    }
    
    while (1) {
        wait(0.2);
    }
    
}