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標(biāo)題: 求助,不知道單片機(jī)程序問題出在了哪里? [打印本頁]

作者: 夏伊 時(shí)間: 2018-3-30 17:18
標(biāo)題: 求助,不知道單片機(jī)程序問題出在了哪里?
#include <reg51.h>
#include <intrins.h>
#define uint unsigned int
#define uchar unsigned char

#define LCDSIG P0                //lcd的信號控制引腳
sbit lcdrs=P1^3;
sbit lcdrw=P1^4;
sbit lcdep=P1^5;

sbit p16=P1^6;
sbit p17=P1^7;

sbit ISDEOM = P2^3;          //ISD25120控制引腳
sbit ISDPR = P2^2;
sbit ISDPD = P2^4;
sbit ISDCE = P2^5;

//sbit key1=P1^0;                //定義按鍵
sbit key2=P1^2;                // add1 key
sbit key3=P1^1;                //select key
sbit key4=P1^0;                //playkey

uchar code str1[]={"Sum:0 Remain:120"};
uchar code str2[]={"Present:0    "};
uchar code str3[]={"PLAY MODE    "};
uchar code str4[]={"Section:1    "};
uchar code str_clean[]={"0  "};

uint num;       //存儲時(shí)間并傳送到顯示屏
uint timerFlag=0,stopFlag = 0,over=0;
uint recordingFlag=0,playingFlag = 0;
uint count;
uint sum=0,remain=120;
uchar str_num[3]={""};
uchar str_count[3]={""};
uchar str_sum[3],str_remain[3];
//ISD25120
uint time=0;
uint add[25];

void delay(uint x)
{
      uint y;
      for(x;x>0;x--)
            for(y=110;y>0;y--);
}

uint tiqu(uint number,char *p)  //提取數(shù)組并放入字符串?dāng)?shù)組中，正序
{
      int a,/*10的倍數(shù)*/b/*數(shù)組長度*/;
      int c,/*臨時(shí)盛放每一位數(shù)*/i/*添加的位置*/;
      if (number == 0)
      {
            *p=0+48;
            *(p+1)='\0';
            return 0;
      }
      else
      {
            for(a=1,b=0;number / a;a*=10,b+=1);
            for(a=1,i=0; number/a ;i++,a*=10)
            {
                     c=number/a%10;
                     *(p+b-1-i)=c+48;
            }
            *(p+b)='\0';       //為數(shù)組添加結(jié)尾

      }
return 0;
}

bit lcd_bz()       // 讀忙信號
{
  bit result;
  lcdrs=0;          // 讀忙信號
  lcdrw=1;
  lcdep=1;
  _nop_();
  _nop_();
  _nop_();
  _nop_();
  result = (bit)(LCDSIG&0x80);
  lcdep=0;
  return result;
}

void lcd_wcmd (uchar cmd)             //寫命令
{
  while (lcd_bz());
  lcdrs=0;
  lcdrw=0;
  lcdep=0;
  _nop_();
  _nop_();
  LCDSIG=cmd ;
  _nop_();
  _nop_();
  _nop_();
  _nop_();
  lcdep=1;
  _nop_();
  _nop_();
  _nop_();
  _nop_();
  lcdep=0;
}

void lcd_pos (uchar pos)             //寫位置
{
  lcd_wcmd (pos|0x80);
}

void lcd_wdat (uchar dat)          //寫數(shù)據(jù)
{
while (lcd_bz());
  lcdrs=1;
  lcdrw=0;
  lcdep=0;
  _nop_();
  _nop_();
  LCDSIG=dat ;
  _nop_();
  _nop_();
  _nop_();
  _nop_();
  lcdep=1;
  _nop_();
  _nop_();
  _nop_();
  _nop_();
  lcdep=0;
}

void init ()                         //初始化
{
      //lcdinit
      lcd_wcmd (0x38);
      delay (1);
      lcd_wcmd (0x0c);
      delay (1);
      lcd_wcmd (0x06);
      delay (1);
      lcd_wcmd (0x01);
      delay (1);
      //init timer
      EA=1;                //總中斷打開
      TMOD |= 0x01;       //使用模式1，16位定時(shí)器，使用"|"符號可以在使用多個(gè)定時(shí)器時(shí)不受影響
      TH0=(65536-50000)/256;             //重新賦值
      TL0=(65536-50000)%256;
      ET0=1;          //定時(shí)器中斷打開
      TR0=0;
      //isd25120

}

void record()
{
      ISDPR = 0;
      ISDPD = 0;
      ISDCE = 0;
}

void playback()
{
      ISDPR = 1;
      ISDPD = 0;
      ISDCE = 0;
}

void delievr(int time)
{
      int sect;
      sect=time/0.2;
      if(sect<256)
      {       P3=sect; p16=0; p17=0;       }
      else
      {
            if(sect<512)
            {       P3=sect-256; p16=1; p17=0;       }
            else
            {       P3=sect-512; p16=0; p17=1;       }
      }
}

void show(char *p,uint pos)
{
      int i=0;
      lcd_pos (pos);
      while (*(p+i)!='\0')
      {
            lcd_wdat (*(p+i));
            i++;
      }
}

void end()
{
      tiqu(sum,str_sum);
      show(str_sum,0x80+4);
      tiqu(remain,str_remain);
      show(str_remain,0x80+13);
}

void recordmode()
{
      while(timerFlag)
      {
            if(over)
            {
                     end();
                     recordingFlag=!recordingFlag;
                     over = 0;
            }
            tiqu(num,str_num);
            show(str_num,0x40+8);
            timerFlag=0;
      }
      if(stopFlag)
      {
            show(str_clean,0x80+13);
            show(str_clean,0x40+8);
            tiqu(sum,str_sum);
            show(str_sum,0x80+4);
            tiqu(remain,str_remain);
            show(str_remain,0x80+13);
            stopFlag = 0 ;
      }

}
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
void play()
{

      while(playingFlag)
      {
            int i=1;
            int count = 1 ;
            show(str3,0);
            show(str4,0x40);

            while(i)
            {
                     if(key4==0)
                     {
                              delay(5);
                              if(key4==0)
                              {
                                    while(!key4);
                                    ///播放******
                                    if(count==1)
                                    {
                                             delievr(add[0]);
                                             playback();
                                             delay(add[0]);             這里想delay數(shù)組中元素?cái)?shù)值那么長時(shí)間，一直沒有實(shí)現(xiàn)，不知道問題出在了哪里。
                                             ISDPD=1;                      上面playback函數(shù)可以使用，就是無法延時(shí)
                                    }
                                    else
                                    {
                                             delievr(add[count-1]-add[count-2]);
                                             playback();
                                             delay(add[count-1]-add[count-2]);
                                             ISDPD=1;
                                    }
                              }
                     }
                     if(key3==0)
                     {
                              delay(5);
                              if(key3==0)
                              {
                                    while(!key3);
                                    i=0;
                                    playingFlag=0;
                                    show(str1,0);
                                    show(str2,0x40);
                                    show(str_clean,0x80+13);
                                    tiqu(sum,str_sum);
                                    show(str_sum,0x80+4);
                                    tiqu(remain,str_remain);
                                    show(str_remain,0x80+13);

                              }
                     }
                     if(key2==0)
                     {
                              delay(5);
                              if(key2==0)
                              {
                                    while(!key2);
                                    if(count < sum)
                                    {
                                             count++;
                                             tiqu(count,str_count);
                                             show(str_count,0x40+8);
                                    }
                                    else
                                    {
                                             count = 1;
                                             tiqu(count,str_count);
                                             show(str_count,0x40+8);
                                    }


                              }
                     }

            }
      }
}

void keyscan()
{
      if(key4==0)
      {
            delay(5);
            if(key4==0)
            {
                     while(!key4);
                     recordingFlag = !recordingFlag;
                     if(recordingFlag)
                     {
                              TR0=1;
                              delievr(time);
                              record();
                     }
                     else
                     {
                              TR0=0;
                              stopFlag =1;
                              sum++;
                              remain-=num;
                              time+=num;
                              num=0;
                              ////////
                              ISDPD=1;
                              add[sum-1]=time;
                              ////////
                     }
            }
      }
      if(!recordingFlag && key3 == 0)
      {
            delay(5);
            if(key3==0)
            {
                     while(!key3);
                     playingFlag=1;
            }
      }

}

void main ()
{
      init ();

      show(str1,0x80);
      show(str2,0x40);

      num=0;
      while(1)
      {
            keyscan();
            recordmode();
            play();

      }
}

void Timer0_isr(void) interrupt 1 using 1       //計(jì)時(shí)器中斷程序
{
      TH0=(65536-50000)/256;             //重新賦值
      TL0=(65536-50000)%256;
      count++;
      if(count==19)
      {
            count=0;
            num++;
            timerFlag=1;
      }
      if(num == remain)
      {
            TR0=0;
            over=1;
            sum++;
            remain = 120;
      }
}

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