AMiRo-OS

#ifndef AMIRO_TLC5947_H_

#define AMIRO_TLC5947_H_

#include <amiro/Color.h>

namespace amiro {

  class HWSPIDriver;

  class TLC5947 : public chibios_rt::BaseStaticThread<192> {

  public:

    TLC5947(HWSPIDriver *spi, ioportid_t blankPort, int blankPad);

    virtual ~TLC5947();

    void disable();

    void enable();

    void setBrightness(int brightness);

    void setColor(int index, Color color);

    void update();

  protected:

    virtual msg_t main(void);

  private:

    int caluclateRedGrayscale(Color color, int brightness) const;

    int caluclateGreenGrayscale(Color color, int brightness) const;

    int caluclateBlueGrayscale(Color color, int brightness) const;

    HWSPIDriver *spi;

    ioportid_t blankPort;

    int blankPad;

    Color colors[8];

    int brightness;

  };

}

#endif /* AMIRO_TLC5947_H_ */