單片機程序幫找錯，沒通過編譯，提示在：Delay()哪里

ID:60021 · 發表于 2017-12-7 15:46

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

sbit IR = P2^1;
sbit key1 = P1^1;
sbit key2 = P1^2;

void Delay();
void SendInstructionCode();
void SendCodeZero();
void SendCodeOne();
void UsrCode();
void Key1();
void Key2();
void KeyScan();
void SendKeyCode();

/*******發送引導碼函數**********/
void SendInstructionCode()
{
      TH0 = 0xDC;          //9000us
      TL0 = 0xD8;
      TR0 = 1;
      IR = 0;             //拉低IR
      while(!(TF0 == 1)); //等待定時器溢出，即使IR持續低電平9000us
      IR = 1;
      TF0 = 0;
      TR0 = 0;
TH0 = 0xEE;          //4500us
      TL0 = 0x6c;
      TR0 = 1;
      while(!(TF0 == 1));    //等待定時器溢出，即使IR持續高電平4500us
      IR = 0;
      TF0 = 0;
      TR0 = 0;
}

/*********發送0函數*********/

void SendCodeZero()
{
      TH0 = 0xFD;    //560us
      TL0 = 0xD0;
      TR0 = 1;
      IR = 0;
      while(!(TF0 == 1));
      IR = 1;
      TF0 = 0;
      TR0 = 0;
      TH0 = 0xFD;    //560us
      TL0 = 0xD0;
      TR0 = 1;
      while(!(TF0 == 1));
      IR = 0;
      TF0 = 0;
      TR0 = 0;
}

/*********發送1函數*********/
void SendCodeOne()
{
      TH0 = 0xFD;    //560us
      TL0 = 0xD0;
      TR0 = 1;
      IR = 0;
      while(!(TF0 == 1));
      IR = 1;
      TF0 = 0;
      TR0 = 0;
      TH0 = 0xF9;    //1680us
      TL0 = 0x70;
      TR0 = 1;
      while(!(TF0 == 1));
      IR = 0;
      TF0 = 0;
      TR0 = 0;
}

/*********用戶碼函數*********/
void UsrCode() //發送用戶碼 11111111  00000000
{
      uchar i;
      for(i=0;i<8;i++)
      {
            SendCodeOne();
      }
      for(i=0;i<8;i++)
      {
            SendCodeZero();
      }
}

/*********鍵值1函數********/
void Key1() //0x3d  0011 1101 ~0x3d  1100 0010
{
      SendCodeZero();
      SendCodeZero();
      SendCodeOne();
      SendCodeOne();
      SendCodeOne();
      SendCodeOne();
      SendCodeZero();
      SendCodeOne();
      SendCodeOne();
      SendCodeOne();
      SendCodeZero();
      SendCodeZero();
      SendCodeZero();
      SendCodeZero();
      SendCodeOne();
      SendCodeZero();
}

/*********鍵值2函數********/
void Key2()    //0xe3  1110 0011 ; ~0xe3  0001 1100
{
      SendCodeOne();
      SendCodeOne();
      SendCodeOne();
      SendCodeZero();
      SendCodeZero();
      SendCodeZero();
      SendCodeOne();
      SendCodeOne();
      SendCodeZero();
      SendCodeZero();
      SendCodeZero();
      SendCodeOne();
      SendCodeOne();
      SendCodeOne();
      SendCodeZero();
      SendCodeZero();
}

/*********按鍵掃描函數********/
void KeyScan()  //返回值是按下按鍵的按鍵值，沒按下返回100，即不發送
{
      uchar key = 100;
      uchar keybuf [2]={ 1,1};
      static uchar backup[2]= { 1,1};
      keybuf [0]= key1;
      if(keybuf[0] != backup[0])
      {
            Delay(100);
            if(keybuf[0] == key1)
            {
                     if(backup[0] == 0)
                  key = 1;
            }
      }
      if(keybuf[1] != backup[1])
      {
            Delay(100);
            if(keybuf[1] == key2)
            {
                     if(backup[1] == 0)
                  key = 2;
            }
      }
      return key;
}

/*********發送函數********/
void SendKeyCode(uchar key)
{
      if(key == 1)
      {
            SendInstructionCode();
            UsrCode();
            Key1();
      }
      if(key == 2)
      {
            SendInstructionCode();
            UsrCode();
            Key2();
      }
}

void Delay(uint z)
{
      uint t1,y;
      for(t1=z; t1>0; t1--)
            for(y=110; y>0; y--);
}

void main()
{
      uchar key;
      TMOD = 0x01;
      while(1)
      {
            key = KeyScan();
            SendKeyCode(key);
      }
}