怎么跳出void zz（）子程序

只看该作者 · 2013-12-17 16:24

本帖最后由 meimiao88 于 2013-12-18 18:40 编辑

#include<reg52.h>
#include<math.h>
#define uchar unsigned char
#define uint unsigned int

sbit left_f = P2^4; //a左前
sbit left_b = P2^5;
sbit right_f = P2^6; //a右前
sbit right_b = P2^7;
sbit c1 =P3^0;       //a右后
sbit c2 =P3^1;
sbit d1 =P3^2;       //a左后
sbit d2=P3^3;
unsigned int y;
unsigned char temp;

sbit  huidu_3=P1^3;
sbit  huidu_4=P1^4;
sbit  huidu_5=P1^5;
sbit  huidu_6=P1^6;
sbit  huidu_7=P1^7;
sbit  huidu_8=P1^0;
sbit  huidu_9=P1^1;
sbit  huidu_10=P1^2;

uchar count = 0;
void zz();
void init()
{
      TH0 = (65535-10)/256;
      TL0 = (65535-10)%256;
      TMOD = 0x01;
      TR0 = 1;
      ET0 = 1;
      EA = 1;

}

void Timer0_int()interrupt 1 //定时器中断计数
{
      TH0 = (65535-10)/256;
      TL0 = (65535-10)%256;
      count ++;
      if(count >= 100)
      {count = 0; }
}

void dianji_a(uchar speed)
{
      if(count <= speed)          //count计数变量
      {
            left_f = 1;
            left_b = 0;
      }
      else
      {
            left_f = 1;
            left_b = 1;
      }
}
void dianji_b(uchar speed)       //同上
{
      if(count<= speed)
      {

            right_f =0;
            right_b = 1;
      }
      else
      {
            right_f = 1;
            right_b = 1;
      }
}
void dianji_c(uchar speed)
{
      if(count <= speed)          //count计数变量
      {

            c1 = 0;
            c2 = 1;
      }
      else
      {
            c1= 1;
            c2 = 1;
      }
}
void dianji_d(uchar speed)
{
      if(count <= speed)          //count计数变量
      {

            d1 = 1;
            d2 =0;
      }
      else
      {
      d1= 1;
      d2 = 1;
      }
}

void bdianji_a(uchar speed)
{
      if(count <= speed)          //count计数变量
      {
            left_f = 0;
            left_b = 1;
      }
      else
      {
            left_f = 1;
            left_b = 1;
      }
}
void bdianji_b(uchar speed)       //同上
{
      if(count<= speed)
      {

            right_f =1;
            right_b = 0;
      }
      else
      {
            right_f = 1;
            right_b = 1;
      }
}
void bdianji_c(uchar speed)
{
      if(count <= speed)          //count计数变量
      {

            c1 = 1;
            c2 = 0;
      }
      else
      {
            c1= 1;
            c2 = 1;
      }
}
void bdianji_d(uchar speed)
{
      if(count <= speed)          //count计数变量
      {

            d1 = 0;
            d2 =1;
      }
      else
      {
      d1= 1;
      d2 = 1;
      }
}

void contorlA()
{

      temp = P1;

if(temp==0xc0)
{
dianji_a(20);
dianji_b(20);
dianji_c(20);
dianji_d(20);
}

else if(temp==0x60)
{
dianji_a(40);
dianji_b(5);
dianji_c(5);
dianji_d(40);
}
  else if(temp==0x81）
{
dianji_a(3);
dianji_b(50);
dianji_c(50);
dianji_d(3);
}

else if(temp==0x20)//5
   {
dianji_a(50);
dianji_b(3);
dianji_c(3);
dianji_d(50);
   }

else if(temp==0x01)//8
  {
dianji_a(5);
dianji_b(50);
dianji_c(50);
dianji_d(5);
  }

else if(temp==0x02)//9
  {
dianji_a(0);
dianji_b(50);
dianji_c(50);
dianji_d(0);
}
else if(temp==0x10)//4
  {
dianji_a(50);
dianji_b(0);
dianji_c(0);
dianji_d(50);
}
else if(temp==0xf8)
{
for(y=0;y<600;y++)
{
dianji_a(50);
bdianji_b(35);
bdianji_c(35);
dianji_d(50);
}

}
else if (temp==0x78)//3456
{
for(y=0;y<500;y++)
{
dianji_a(50);
bdianji_b(35);
bdianji_c(35);
dianji_d(50);
}

}
else if(temp==0xc7|temp==0x87)//678910
  {
zz();
}

else
   {
   dianji_a(5);
   dianji_b(5);
   dianji_c(5);
   dianji_d(5);
   }

}

void zz()
{
  temp=P1;
while(temp!=0xc0)
{
bdianji_a(35);
dianji_b(50);
dianji_c(50);
bdianji_d(35);
if(temp==0xc0)
      {
      contorlA;
      }
   }

}

void main()
{
init();
while(1)
{
   contorlA();
}
}