PBO595.cpp

#include "PBO595.h"

/***************************************
 * *** Constructors ***                *
 ***************************************/

PBO595::PBO595() {
  init(PIN_CS, PIN_CLOCK, PIN_DATA_OUT, PIN_LATCH);
}

// Assign values to pin numbers.
PBO595::PBO595(uint8_t pinCS, uint8_t pinClock, uint8_t pinData, uint8_t pinLatch) {
  init(pinCS, pinClock, pinData, pinLatch);
}

/***************************************
 * *** Public Methods ***              *
 ***************************************/

// Begins the
void PBO595::begin() {
}

// Read a value from the bus.
DATA_SIZE PBO595::read() {
  return 0;
}

// Write a value to the bus.
void PBO595::write(DATA_SIZE value) {
  digitalWrite(_pinLatch, HIGH);
  digitalWrite(_pinCS, LOW);
  shiftOut(_pinData, _pinClock, MSBFIRST, value);
  digitalWrite(_pinCS, HIGH);
  digitalWrite(_pinLatch, LOW);
}

/***************************************
 * *** Private Methods ***             *
 ***************************************/

void PBO595::init(uint8_t pinCS, uint8_t pinClock, uint8_t pinData, uint8_t pinLatch) {
  // Assign control pins.
  _pinCS    = pinCS;
  _pinClock = pinClock;
  _pinData  = pinData;
  _pinLatch = pinLatch;

  // Define directions of the control pins.
  pinMode(_pinCS,    OUTPUT);
  pinMode(_pinClock, OUTPUT);
  pinMode(_pinData,  OUTPUT);
  pinMode(_pinLatch, OUTPUT);
}