报警与LED之中断与定时应用加AVR及51单片机原档资料

ID:21069 · 发表于 2018-12-12 13:48

//--------------------------------------------------------51部份代码----------------------------------------------------------------//

#include <reg52.h>
#include <intrins.h>
#define uint unsigned int
#define uchar unsigned char
sbit SPK = P3^7;
uchar FRQ = 0x00;

void Delayms(uint ms)
{
      uchar i;
      while(ms--)
      {
               for(i=0;i<120;i++);
      }
}

void main()
{
      P2 = 0x00;
      TMOD = 0x11;
      TH0 = 0x00;
      TL0 = 0xff;
      IT0 = 1;

      TR0 = 0;
      TR1 = 0;
      while(1)
      {
               FRQ++;
            Delayms(1);
      }
}

void EX0_INT() interrupt 0
{
      TR0 = !TR0;
      TR1 = !TR1;
}

void T0_INT() interrupt 1
{
      TH0 = 0xfe;
      TL0 = FRQ;
      SPK = ~SPK;
}

void T1_INT() interrupt 3
{
      TH0 = -4200/256;
      TL0 = -4200%256;
      P2 = _crol_(P2,1);
}

//--------------------------------------------------------AVR部份代码----------------------------------------------------------------//

#include<iom16v.h>
#include<macros.h>

#define uchar unsigned char
#define uint  unsigned int

uchar  key = 0;

uchar  led_huayang = 0xe0;
void delay_1ms(unsigned char z)
{
unsigned int i,j;

      for(i=0;i<z;i++)
            for(j=0;j<200;j++);
}

void main()
{
      DDRC = 0xff;

      DDRD =~ (1<<2);

      PORTD = (1<<2);

      GICR = 0X40;

      SREG=0x80 ;

      while(1)

      {
            chushizhi++;
            delay_1ms(1);
      }
}

#pragma interrupt_handler Timer0:iv_TIMER0_OVF
void Timer0()

{
      TCNT0 = 183 ;

      if( led_huayang & 0x80) led_huayang =( led_huayang<< 1 )| 0x01;

      else led_huayang<<= 1;

      PORTC = led_huayang;
}

#pragma interrupt_handler Timer1:iv_TIMER1_OVF
void Timer1()

{
      TCNT1 = 0xfe00 + chushizhi;
SPK();
}

#pragma interrupt_handler int0_INT:2
void int0_INT(void)
{
  key =! key;

      if(key)

      {
            TIMSK |= 0X05;

            led_huayang = 0xe0;
      }
      else
      {
            TIMSK = 0X00;

            PORTC = 0X00;

            PORTD &=~ (1<<7);
      }
}



完全代码附件中

avr_bj_led.zip (10.69 KB, 下载次数: 5)

51_bj_led.zip (16.8 KB, 下载次数: 4)

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报警与LED之中断与定时应用加AVR及51单片机原档资料

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