main.c

AVR单片机C语言程序设计实例精粹

//********************************************************************
// File Name : main.c
// Author    : Steaven
// Created   : 2008-07-26
// Modified  : 
// Revision  : V0.0
//********************************************************************

#include "includes.h"

void main(void) 
{ 
	INT8U count = 0;
	Hardware_Init();
	Init_UART();
	
	while(1)
	{
		if(sbGet_SCI_Event() != 0)
		{
			SCI_Parsing(&stSciBuffer);
		}
	}
} 

//********************************************************************
// Function    : wTimeCountr0_Interrupt                                
// Input       : none                                            
// Output      : none                                            
// Description : ATmega16 T/C0 ISR                               
//********************************************************************
#pragma interrupt_handler wTimeCountr0_Interrupt:20                    
void wTimeCountr0_Interrupt(void)                                      
{                                                                
	static INT8U int_count = 0;
	                                      
	//Clear wTimeCountr0 OCIF Flag                                     
	TIFR  |= 0x02;                                               
	TCNT0  = 0x00;                                              
	//Interrupt Count
	if(sbGet_Buzzer_Count() != 0)
	{
		int_count++;
		if(int_count == 1)
		{
			Buzzer_ON();
		}
		else if(int_count == 5)
		{
			Buzzer_OFF();	
		}
		else if(int_count == 100)
		{
			int_count = 0;
			sSet_Buzzer_Count(sbGet_Buzzer_Count() - 1);
		}
	}
	else
	{
		int_count = 0;
	}                                                
} 

//=========================END OF FILE=========================//