LPD8806.h

00001 // Mbed library to control LPD8806-based RGB LED Strips
00002 // (c) 2011 Jelmer Tiete
00003 // This library is ported from the Arduino implementation of Adafruit Industries
00004 // found at: http://github.com/adafruit/LPD8806
00005 // and their strips: http://www.adafruit.com/products/306
00006 // Released under the MIT License: http://mbed.org/license/mit
00007 //
00008 // standard connected to 1st hardware SPI
00009 // LPD8806  <> MBED
00010 // DATA     -> P5
00011 // CLOCK    -> p7
00012 /*****************************************************************************/
00013 
00014 #include "mbed.h"
00015 #ifndef MBED_LPD8806_H
00016 #define MBED_LPD8806_H
00017 
00018 class LPD8806 {
00019 
00020  public:
00021 
00022   LPD8806(uint16_t n);
00023   void
00024     begin(void),
00025     show(void),
00026     setPixelColor(uint16_t n, uint8_t r, uint8_t g, uint8_t b),
00027     setPixelColor(uint16_t n, uint32_t c);
00028   uint16_t
00029     numPixels(void);
00030   uint32_t
00031     Color(uint8_t, uint8_t, uint8_t);
00032 
00033  private:
00034 
00035   uint8_t
00036     *pixels;     // Holds LED color values
00037   uint16_t
00038     numLEDs;     // Number of RGB LEDs in strand
00039     
00040   void
00041     writezeros(uint16_t n);
00042 };
00043 #endif