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whycyhl

2022-05-05 683c912f9ac1935a7b109fb402bb276dba450f6b

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/************************** Copyright (c) **********************************
**                 FUZHOU FUGUANG ELECTRONICS Co.,LTD.
**                        ¸£Öݸ£¹âµç×ÓÓÐÏÞ¹«Ë¾
**                       http://www.fuguang.com
**
**-------------- File Info -------------------------------------------------
** File name:            M64PWM_Driver.c
** Last modified Date:  2008-11-16
** Last Version:        1.0
** Descriptions:        M64PWM 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:        M64PWM Drivers lib
**
***************************************************************************/
//----------------------------------------------------------------------------------
//----------------------------------------------------------------------------------
#include    "M64PWM_Driver.h"
#include    <avr/wdt.h>
//----------------------------------------------------------------------------------
//----------------------------------------------------------------------------------
void InitIO_M64PWM(void)
{
    DDRE |= (1<<PE3)|(1<<PE4)|(1<<PE5);        //----ÅäÖÃOC3A,OC3BΪÊä³ö;
    PORTE &= ~((1<<PE3)|(1<<PE4)|(1<<PE5));    //----ʹOC3A,OC3BÊä³ö0;
    _delay_us(1);
}
//----------------------------------------------------------------------------------
//----------------------------------------------------------------------------------
void Config_M64PWM(void)
{
    TCCR3B |= (1<<WGM32)|(1<<WGM33);                    //----¼ÆÊýÆ÷3¹¤×÷ÔÚ¿ìËÙ8λPWM,³õʼ»¯ÎªÍ£Ö¹×´Ì¬,OC3BÊä³ö0;
    TCCR3A |= (1<<WGM31);                    //----±È½ÏÆ¥ÅäʱOC3A,OC3B¶ËÖÃλ
    OCR3A = 0x00;                            //----±È½ÏÖµÉèΪ0;ʹÊä³öÂö¿í×îС;
    OCR3B = 0x00;                            //----±È½ÏÖµÉèΪ0;ʹÊä³öÂö¿í×îС;
    OCR3C = 0x00;                            //----±È½ÏÖµÉèΪ0;ʹÊä³öÂö¿í×îС;
}
//----------------------------------------------------------------------------------
//----------------------------------------------------------------------------------
void Start_M64PWM1(void)
{
    InitIO_M64PWM();
    Config_M64PWM();
    TCCR3A |= (1<<COM3B1);
    TCCR3B |= 0x01;                    //----Æô¶¯¶¨Ê±Æ÷¹¤×÷
    ICR3 = 0x016f;//PWMƵÂÊÉèÖòÎÊý
    OCR3B = 10;
}
//----------------------------------------------------------------------------------
void Start_M64PWM2(void)
{
    TCCR3A |= (1<<COM3A1);
    OCR3A = 10;
}
//----------------------------------------------------------------------------------
void Start_M64PWM3(void)
{
    TCCR3A |= (1<<COM3C1);
    OCR3C = 10;    
}
//----------------------------------------------------------------------------------
//----------------------------------------------------------------------------------
void Stop_M64PWM(void)
{
    while(OCR3B > 0)
    {
        OCR3B--;
        wdt_reset();    //ι¹·
        _delay_ms(1);
    }
    while(OCR3A > 0)
    {
        OCR3A--; 
        wdt_reset();    //ι¹·
        _delay_ms(1);
    }
    while(OCR3C > 0)
    {
        OCR3C--; 
        wdt_reset();    //ι¹·
        _delay_ms(1);
    }
    
    OCR3A = 0x00;        //----±È½ÏÖµÉèΪ0;ʹÊä³öÂö¿í×îС;
    OCR3B = 0x00;        //----±È½ÏÖµÉèΪ0;ʹÊä³öÂö¿í×îС;
    OCR3C = 0x00;        //----±È½ÏÖµÉèΪ0;ʹÊä³öÂö¿í×îС;
    _delay_us(5);
    TCCR3B = 0x00;        //---Í£Ö¹¶¨Ê±Æ÷¹¤×÷,Í£Ö¹PWMÊä³ö
    TCCR3A = 0x00;
    _delay_us(5);
    InitIO_M64PWM();
}
//----------------------------------------------------------------------------------
//----------------------------------------------------------------------------------
void SetM64PWM1Value(const unsigned int value)
{
    OCR3B = value;
}
unsigned int GetM64PWM1Value(void)
{
    return OCR3B;
}
//
void SetM64PWM2Value(const unsigned int value)
{
    OCR3A = value;
}
unsigned int GetM64PWM2Value(void)
{
    return OCR3A;
}
void SetM64PWM3Value(const unsigned int value)
{
    OCR3C = value;
}
unsigned int GetM64PWM3Value(void)
{
    return OCR3C;
}
//----------------------------------------------------------------------------------
//----------------------------------------------------------------------------------