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2022-05-05 94861120b14313f81fc666e612c48c9e8a81f1e7

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/************************** Copyright (c) **********************************
**                 FUZHOU FUGUANG ELECTRONICS Co.,LTD.
**                        ¸£Öݸ£¹âµç×ÓÓÐÏÞ¹«Ë¾
**                       http://www.fuguang.com
**
**-------------- File Info -------------------------------------------------
** File name:            Buzzer_Driver.c
** Last modified Date:  2008-11-16
** Last Version:        1.0
** Descriptions:        Buzzer Beep Drivers lib
**
**--------------------------------------------------------------------------
** Created by:            mxpopstar
** Created date:        2008-11-16
** Version:                1.0
** Descriptions:        The original version
**
**--------------------------------------------------------------------------
** Modified by:            mxpopstar
** Modified date:        2008-11-20
** Version:
** Descriptions:        Buzzer Beep Drivers lib
**
***************************************************************************/
//
#include "Buzzer_Driver.h"
#include <avr/io.h>
#include "main.h"
#include "Delay.h"
 
static unsigned char BeepEN = 0;
static unsigned char BeepCount = 0;
 
static unsigned int BeepONTime = 1000;
static unsigned int BeepOFFTime = 1000;
 
void InitIO_Buzzer(void)
{
    DDRF |= 0x40;
    PORTF &= (~0x40);
    _delay_ms(1);
}
//
 
void InitAlarmBeep(void)
{    
    TIFR |= 0x40;         //Çå³ýT2µÄ¼ÆÊýÒç³öÖжÏ
    TCNT2 = 0;           //¼ÆÊý³õʼֵÖÃΪ0
    TIMSK &= (~0x40);    //½ûÖ¹T2¼ÆÊýÒç³öÖжϠ   
    TCCR2  = 0x05;        //ϵͳʱÖÓµÄ1024·ÖƵֵ,²¢¿ªÊ¼¼ÆÊý
}
//
 
SIGNAL(SIG_OVERFLOW2)
{
 
}
//
 
void BuzzerBeep(const unsigned int ms)
{
    Buzzer_ON;
    Delay_MS(ms);
    Buzzer_OFF;
}
//
 
void StartAlarmBeep(const unsigned char type)
{
    switch(type)
    {
            case BeepNull: return;
            
            case FDLineConnectError: BeepONTime = 6;
                                     BeepOFFTime = 10;
                                     break;
            case FDVolTooHight: BeepONTime = 6;
                                BeepOFFTime = 10;
                                break;    
            case FDTimeFinished: BeepONTime = 14;
                                 BeepOFFTime = 28;
                                 break;
            case FDCapFinished: BeepONTime = 14;
                                BeepOFFTime = 28;
                                break;
            case FDMonomerVolLimit: BeepONTime = 14;
                                    BeepOFFTime = 28;
                                    break;    
            case FDSumVolLimit: BeepONTime = 14;
                                BeepOFFTime = 28;
                                break;    
            case PowerOFFStop: BeepONTime = 14;
                               BeepOFFTime = 28;
                               break;    
            case FlashUPStop: BeepONTime = 14;
                              BeepOFFTime = 28;
                              break;
            case MonomerModleDrop:     BeepONTime = 5;
                                    BeepOFFTime = 112;
                                    break;
            case MonomerModleDrop2: BeepONTime = 5;
                                    BeepOFFTime = 112;
                                    break;                        
    }
     
    BeepCount = 0;
    BeepEN = 1;
}
//
 
void StopAlarmBeep(void)
{
    Buzzer_OFF;
    BeepCount = 0;
    BeepEN = 0;
}
//
 
void BuzzerBeepTask(void)
{        
    if(BeepEN > 0)
    {
        if(TIFR & 0x40)
        {
            TIFR |= 0x40;//Çå³ýT2µÄ¼ÆÊýÒç³öÖжÏ
            BeepCount++;
        }
        
        if(BeepCount <= BeepONTime)
        {
            Buzzer_ON;
        }
        else if((BeepCount>BeepONTime) && (BeepCount<=BeepOFFTime))
        {
            Buzzer_OFF;
        }
        else 
        {
            BeepCount = 0;
        }    
    }    
}
//