Jasper Wallace / LPD8806

Library for LPD8806 (and probably LPD8803/LPD8809) PWM LED driver chips, strips and pixels. Standard connected to 1st hardware SPI module. Data -> p5 and Clock -> p7 use a fixed sized buffer rather than malloc - if we use malloc rtos is unhappy...

Fork of LPD8806 by Jelmer Tiete

LPD8806.h

Committer:
ehbmbed2
Date:
2011-12-16
Revision:
0:12e734116fea
Child:
1:6ebd3ac910b6

File content as of revision 0:12e734116fea:

// Mbed library to control LPD8806-based RGB LED Strips
// (c) 2011 Jelmer Tiete
// This library is ported from the Arduino implementation of Adafruit Industries
// found at: http://github.com/adafruit/LPD8806
// and their strips: http://www.adafruit.com/products/306
// Released under the MIT License: http://mbed.org/license/mit

/*****************************************************************************/

#include "mbed.h"
#ifndef MBED_LPD8806_H
#define MBED_LPD8806_H

class LPD8806 {

 public:

  LPD8806(uint16_t n);
  void
    begin(void),
    show(void),
    setPixelColor(uint16_t n, uint8_t r, uint8_t g, uint8_t b),
    setPixelColor(uint16_t n, uint32_t c);
  uint16_t
    numPixels(void);
  uint32_t
    Color(uint8_t, uint8_t, uint8_t);

 private:

  uint8_t
    *pixels;     // Holds LED color values
  uint16_t
    numLEDs;     // Number of RGB LEDs in strand
    
  void
    writezeros(uint16_t n);
};
#endif