irq.c

利用凌阳61单片机实现输液的智能监控及语音报警

#include "spce061a.h"
extern unsigned Time;
extern unsigned Speed;
extern int flat;
extern int numb;
extern int ch_num;
extern int delay();
extern int i;
extern int DispTbl[];
extern int led_buf[];
extern int warning;
void LED_ISR()
{
	if(i>=5)
	   i=0;
	else
	  ++i;
	  
	if(flat==0xffff)
	{
	 	*P_IOA_Data=numb<<(ch_num+2);
	    *P_IOB_Data=0x4000;
	     delay();
	 }
	 else
	 {
	 	*P_IOA_Data=0;
	    *P_IOB_Data=0x4000;
	     delay();
	  }
	  *P_IOA_Data=DispTbl[led_buf[i]];
	  *P_IOB_Data=numb<<i;
}


void Clock_ISR()
{

	  ++Time;
//	  if(Time>10000)
//	  	warning=2;

}

void Ext1_IRQ()
{
	unsigned b=0;
	unsigned j=0;
	Speed=61440/Time;
	Time=1;
	b=Speed;
    for(j=0;j<3;j++)
    {
    	led_buf[2-j]=b%10;
    	b=b/10;
    }
	if(Speed<0)
		warning=2;
	else if(Speed>360)
		warning=3;
}