程序中的问题，大神帮忙看看，这是DS18B20的那部分程序，大家帮看看在匹配ROM哪有错？

#include <reg51.H>
#include <Intrins.h>
#include "DS18B20.H"
#define uchar unsigned char
#define uint unsigned int

sbit        DQ = P2^7;   

const unsigned char code ROMData1[8] = {0x28, 0xFF, 0x34, 0xE2, 0x38, 0x16, 0x04, 0x41}; //U1
const unsigned char code ROMData2[8] = {0x28, 0xFF, 0x33, 0x60, 0x38, 0x16, 0x03, 0x4D}; //U2
const unsigned char code ROMData3[8] = {0x28, 0xFF, 0x36, 0xE8, 0x38, 0x16, 0x04, 0xD9}; //U3
const unsigned char code ROMData4[8] = {0x28, 0xFF, 0x7B, 0xE7, 0x38, 0x16, 0x04, 0x46}; //U4
const unsigned char code ROMData5[8] = {0x28, 0xFF, 0x9A, 0x1A, 0x39, 0x16, 0x04, 0x16}; //U5
const unsigned char code ROMData6[8] = {0x28, 0xFF, 0x96, 0x17, 0x39, 0x16, 0x04, 0xAA}; //U6
const unsigned char code ROMData7[8] = {0x28, 0xFF, 0xA0, 0x5F, 0x38, 0x16, 0x03, 0x66}; //U7
const unsigned char code ROMData8[8] = {0x28, 0xFF, 0x5C, 0x60, 0x38, 0x16, 0x03, 0x33}; //U8

void Delay16us()
{
unsigned char a;
for (a = 0; a < 4; a++);
}

void Delay60us()
{
unsigned char a;
for (a = 0; a < 18; a++);
}

void Delay480us()
{
unsigned char a;
for (a = 0; a < 158; a++);
}

void Delay240us()
{
unsigned char a;
for (a = 0; a < 78; a++);
}

void Delay500ms()
{
unsigned char a, b, c;
for (a = 0; a < 250; a++)
for (b = 0; b < 3; b++)
for (c = 0; c < 220; c++);
}

void Initialization()
{
while(1)
{
  DQ = 0;
  Delay480us();   
  DQ = 1;
  Delay60us();   
  if(！DQ)     
  {
   DQ = 1;
   Delay240us();  
   break;  
  }
}
}

void WriteByte(unsigned char btData)
{
unsigned char i, btBuffer;
for (i = 0; i < 8; i++)
{
  btBuffer = btData >> i;
  if (btBuffer & 1)
  {
   DQ = 0;
   _nop_();
   _nop_();
   DQ = 1;
   Delay60us();
  }
  else
  {
   DQ = 0;
   Delay60us();
   DQ = 1;   
  }
}
}

unsigned char ReadByte()
{
unsigned char i, btDest;
for (i = 0; i < 8; i++)
{
  btDest >>= 1;
  DQ = 0;
  _nop_();
  _nop_();
  DQ = 1;
  Delay16us();
  if (DQ) btDest |= 0x80;
  Delay60us();
}
return btDest;
}
//DòáDo??￥??
void MatchROM(const unsigned char *pMatchData)
{
unsigned char i;
Initialization();
WriteByte(MATCH_ROM);
for (i = 0; i < 8; i++) WriteByte(*(pMatchData + i));
}


/*void GetROMSequence()
{
unsigned char i;
Initialization();
WriteByte(READ_ROM);
for (i = 0; i < 8; i++)
P1 = ReadByte();
}*/

TEMPDATA ReadTemperature()
{
TEMPDATA TempData;
unsigned int iTempDataH;
unsigned char btDot, iTempDataL;
static unsigned char i = 0;
TempData.btNegative = 0;     
i++;
if (i == 9) i = 1;
Initialization();
WriteByte(SKIP_ROM);      
WriteByte(TEMP_SWITCH);      
Delay500ms();         
Delay500ms();     
Initialization();

switch (i)
{
  case 1 : MatchROM(ROMData1); break;   //?￥??1
  case 2 : MatchROM(ROMData2); break;   //?￥??2
  case 3 : MatchROM(ROMData3); break;   //?￥??3
  case 4 : MatchROM(ROMData4); break;   //?￥??4
  case 5 : MatchROM(ROMData5); break;   //?￥??5
  case 6 : MatchROM(ROMData6); break;   //?￥??6
  case 7 : MatchROM(ROMData7); break;   //?￥??7
  case 8 : MatchROM(ROMData8); break;   //?￥??8
}
//WriteByte(SKIP_ROM);      
WriteByte(READ_MEMORY);      
iTempDataL = ReadByte();
iTempDataH = ReadByte();
iTempDataH <<= 8;
iTempDataH |= iTempDataL;
if (iTempDataH & 0x8000)
{
  TempData.btNegative = 1;
  iTempDataH = ~iTempDataH + 1;   
}

btDot = (unsigned char)(iTempDataH & 0x000F);
iTempDataH >>= 4;        
btDot *= 5;         
btDot >>= 3;

TempData.btThird   = (unsigned char)iTempDataH / 100;
TempData.btSecond  = (unsigned char)iTempDataH % 100 / 10;
TempData.btFirst   = (unsigned char)iTempDataH % 10;
TempData.btDecimal = btDot;
return TempData;
}

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