PBO595.h

#ifndef PBO595_h
#define PBO595_h 001  // software version of this library.
#define BUS_OUTPUT

#ifdef ARDUINO && ARDUINO >= 100
#include "Arduino.h"
#else
#include "WProgram.h"
#endif

#ifndef DATA_SIZE
#define DATA_SIZE uint8_t
#endif

#include <ParallelBus.h>

// Default control pins.
#define PIN_CS          10
#define PIN_CLOCK       13
#define PIN_DATA_OUT    11
#define PIN_LATCH       8


class PBO595 : public ParallelBus {
  public:
    // Contructors.
    PBO595();
    PBO595(uint8_t pinCS, uint8_t pinClock, uint8_t pinLatch, uint8_t pinData);

    // Public methods.
    void begin();
    DATA_SIZE read();
    void write(DATA_SIZE value);

  private:
    // Private methods.
    void init(uint8_t pinCS, uint8_t pinClock, uint8_t pinLatch, uint8_t pinData);

    // Private attributes.

    // Demux 74595 connections.
    uint8_t _pinCS;
    uint8_t _pinClock;
    uint8_t _pinLatch;
    uint8_t _pinData;
};
#endif