ledblinker.cpp

这个文件是西门子16位单片机从c166上的一些应用程序的源代码

/*
 * LEDBlinker.CPP: An simple LED Blinker in EC++
 */


#include <stdio.h>             // for printf
#include <XC167.h>             // special function register definitions
#include "LEDBlinker.h"        // LED Blinker header file

LEDBlinker* LEDBlinker::m_pInstance = 0;

// Get the only existing instance of this class
LEDBlinker* LEDBlinker::GetInst()  {
  if (m_pInstance == 0)  {
    m_pInstance = new LEDBlinker;
  }
  return m_pInstance;
}

// Constructor
LEDBlinker::LEDBlinker()  {
}

 
// Destructor
LEDBlinker::~LEDBlinker() {
}
 

void LEDBlinker::DeleteInstance()  {
  if (0 != m_pInstance) {
    delete m_pInstance;
    m_pInstance = 0;
  }
}
 


void LEDBlinker::Initialise() {
  DP2 = 0xff00;      // Set top 8 bits as output
}


void LEDBlinker::Delay()  {
  unsigned long tmp;

  for (tmp = 0; tmp < 260000; tmp++);
}


void LEDBlinker::RunLights() {
  unsigned int idx; 

  while(1) {
    printf("Hello World!\n");            // Test Output

    for (idx = 0x100; idx; idx <<= 1) {
      P2 = ~idx;
      Delay ();
    } 
    for (idx = 0x8000; idx > 0xff; idx >>= 1) {
      P2 = ~idx;
      Delay ();
    } 
  }
}