求帮忙程序有错误不会改 -

#include<reg51.h>
#include"lcd.h"
void Lcd1602_Delay1ms(uint c); //误差 0us
{
uchar a,b;
for (; c>0; c--)
{
for (b=199;b>0;b--)
{
for(a=1;a>0;a--);
}
}
}
#ifndef LCD1602_4PINS //当没有定义这个LCD1602_4PINS时
/*
*/
void LcdWriteCom(uchar com) //写入命令
{
LCD1602_E = 0; //使能
LCD1602_RS = 0; //选择发送命令
LCD1602_RW = 0; //选择写入
LCD1602_DATAPINS = com; //放入命令
Lcd1602_Delay1ms(1); //等待数据稳定
LCD1602_E = 1; //写入时序
Lcd1602_Delay1ms(5); //保持时间
LCD1602_E = 0;
}
#else
void LcdWriteCom(uchar com) //写入命令
{
LCD1602_E = 0; //使能清零
LCD1602_RS = 0; //选择写入命令
LCD1602_RW = 0; //选择写入
LCD1602_DATAPINS = com; //由于4位的接线是接到P0口的高四位，所以传送高四位不用改
Lcd1602_Delay1ms(1);
LCD1602_E = 1; //写入时序
Lcd1602_Delay1ms(5);
LCD1602_E = 0;
// Lcd1602_Delay1ms(1);
LCD1602_DATAPINS = com << 4; //发送低四位
Lcd1602_Delay1ms(1);
LCD1602_E = 1; //写入时序
Lcd1602_Delay1ms(5);
LCD1602_E = 0;
}
#endif
#ifndef LCD1602_4PINS
void LcdWriteData(uchar dat) //写入数据
{
LCD1602_E = 0; //使能清零
LCD1602_RS = 1; //选择输入数据
LCD1602_RW = 0; //选择写入
LCD1602_DATAPINS = dat; //写入数据
Lcd1602_Delay1ms(1);
LCD1602_E = 1; //写入时序
Lcd1602_Delay1ms(5); //保持时间
LCD1602_E = 0;
}
#else
void LcdWriteData(uchar dat) //写入数据
{
LCD1602_E = 0; //使能清零
LCD1602_RS = 1; //选择写入数据
LCD1602_RW = 0; //选择写入
LCD1602_DATAPINS = dat; //由于4位的接线是接到P0口的高四位，所以传送高四位不用改
Lcd1602_Delay1ms(1);
LCD1602_E = 1; //写入时序
Lcd1602_Delay1ms(5);
LCD1602_E = 0;
LCD1602_DATAPINS = dat << 4; //写入低四位
Lcd1602_Delay1ms(1);
LCD1602_E = 1; //写入时序
Lcd1602_Delay1ms(5);
LCD1602_E = 0;
}
#endif
#ifndef LCD1602_4PINS
void LcdInit() //LCD初始化子程序
{
LcdWriteCom(0x38); //开显示
LcdWriteCom(0x0c); //开显示不显示光标
LcdWriteCom(0x06); //写一个指针加1
LcdWriteCom(0x01); //清屏
LcdWriteCom(0x80); //设置数据指针起点
}
#else
void LcdInit() //LCD初始化子程序
{
LcdWriteCom(0x32); //将8位总线转为4位总线
LcdWriteCom(0x28); //在四位线下的初始化
LcdWriteCom(0x0c); //开显示不显示光标
LcdWriteCom(0x06); //写一个指针加1
LcdWriteCom(0x01); //清屏
LcdWriteCom(0x80); //设置数据指针起点
}
#endif
#include"ds1302.h"
uchar code READ_RTC_ADDR[3] = {0x81, 0x83, 0x85};
uchar code WRITE_RTC_ADDR[3] = {0x80, 0x82, 0x84};
uchar TIME[3][3] = {{0, 0, 0x12},{0},{0}};
void Ds1302Write(uchar addr, uchar dat)
{
uchar n;
RST = 0;
_nop_();
SCLK = 0;//先将SCLK置低电平。
_nop_();
RST = 1; //然后将RST(CE)置高电平。
_nop_();
for (n=0; n<8; n++)//开始传送八位地址命令
{
DSIO = addr & 0x01;//数据从低位开始传送
addr >>= 1;
SCLK = 1;//数据在上升沿时，DS1302读取数据
_nop_();
SCLK = 0;
_nop_();
}
for (n=0; n<8; n++)//写入8位数据
{
DSIO = dat & 0x01;
dat >>= 1;
SCLK = 1;//数据在上升沿时，DS1302读取数据
_nop_();
SCLK = 0;
_nop_();
}
RST = 0;//传送数据结束
_nop_();
}
uchar Ds1302Read(uchar addr)
{
uchar n,dat,dat1;
RST = 0;
_nop_();
SCLK = 0;//先将SCLK置低电平。
_nop_();
RST = 1;//然后将RST(CE)置高电平。
_nop_();
for(n=0; n<8; n++)//开始传送八位地址命令
{
DSIO = addr & 0x01;//数据从低位开始传送
addr >>= 1;
SCLK = 1;//数据在上升沿时，DS1302读取数据
_nop_();
SCLK = 0;//DS1302下降沿时，放置数据
_nop_();
}
_nop_();
for(n=0; n<8; n++)//读取8位数据
{
dat1 = DSIO;//从最低位开始接收
dat = (dat>>1) | (dat1<<7);
SCLK = 1;
_nop_();
SCLK = 0;//DS1302下降沿时，放置数据
_nop_();
}
RST = 0;
_nop_(); //以下为DS1302复位的稳定时间,必须的。
SCLK = 1;
_nop_();
DSIO = 0;
_nop_();
DSIO = 1;
_nop_();
return dat;
}
void Ds1302Init()
{
uchar n;
Ds1302Write(0x8E,0X00); //禁止写保护，就是关闭写保护功能
for (n=0; n<3; n++)//写入7个字节的时钟信号：分秒时日月周年
{
Ds1302Write(WRITE_RTC_ADDR[n],TIME[0][n]);
}
Ds1302Write(0x8E,0x80); //打开写保护功能
}
void Ds1302ReadTime()
{
uchar n;
for (n=0; n<3; n++)//读取7个字节的时钟信号：分秒时日月周年
{
TIME[0][n] = Ds1302Read(READ_RTC_ADDR[n]);
}
}
sbit key_mode = P2^0;
sbit key_right = P2^1;
sbit key_up = P2^2;
sbit key_exit = P2^3;
sbit key_light = P2^5;
sbit key_check = P2^6;
sbit led1 = P1^0;
sbit led2 = P1^1;
sbit PRT = P2^4;
sbit check1 = P2^5;
sbit check2 = P2^6;
sbit check3 = P2^7;
void Delay1ms(uint c);
void LcdDisplay(uint i);
void Timing();
void Dec2BCD(uint i, uint j);
unsigned int i = 0;
unsigned int j = 0;
unsigned int t = 0;
unsigned int h = 0;
void main()
{
led1 = 0;
led2 = 0;
PRT = 0;
LcdInit();
Timing();
}
void Delay1ms(uint c) //误差 0us
{
uchar a,b;
for (; c>0; c--)
{
for (b=199;b>0;b--)
{
for(a=1;a>0;a--);
}
}
}
void LcdDisplay(uint i)
{
LcdWriteCom(0x80);
if(i == 0)
{
LcdWriteData('T');
}
if(i == 1)
{
LcdWriteData('A');
}
if(i == 2)
{
LcdWriteData('B');
}
LcdWriteData(':');
LcdWriteData('0'+TIME[i][2]/16); //时
LcdWriteData('0'+(TIME[i][2]&0x0f));
LcdWriteData('-');
LcdWriteData('0'+TIME[i][1]/16); //分
LcdWriteData('0'+(TIME[i][1]&0x0f));
LcdWriteData('-');
LcdWriteData('0'+TIME[i][0]/16); //秒
LcdWriteData('0'+(TIME[i][0]&0x0f));
LcdWriteCom(0x80+0x40);
LcdWriteData('L');
LcdWriteData('E');
LcdWriteData('D');
LcdWriteData('1');
LcdWriteData(':');
if(led1 == 1)
{
LcdWriteData('T');
}
else
{
LcdWriteData('F');
}
LcdWriteData(' ');
LcdWriteData(' ');
LcdWriteData(' ');
LcdWriteData('L');
LcdWriteData('E');
LcdWriteData('D');
LcdWriteData('2');
LcdWriteData(':');
if(led2 == 1)
{
LcdWriteData('T');
}
else
{
LcdWriteData('F');
}
}
void Timing()
{
P2 = 0xff;
A: while(1)
{
if(key_mode == 0)
{
Delay1ms(50);
if(key_mode ==0)
{
i++;
if(i > 2)
{
i = 0;
}
}
j=0;
}
if(key_right == 0)
{
Delay1ms(50);
if(key_right == 0)
{
j++;
if(j > 2)
{
j = 0;
}
}
}
if(key_up == 0)
{
Delay1ms(50);
if(key_up == 0)
{
TIME[i][j]++;
if(TIME[i][j] == 0x0a)
{
TIME[i][j] = 0x10;
}
else if(TIME[i][j] == 0x1a)
{
TIME[i][j] = 0x20;
}
else if(TIME[i][j] == 0x2a)
{
TIME[i][j] = 0x30;
}
else if(TIME[i][j] == 0x3a)
{
TIME[i][j] = 0x40;
}
else if(TIME[i][j] == 0x4a)
{
TIME[i][j] = 0x50;
}
else if(TIME[i][j] == 0x5a)
{
TIME[i][j] = 0x00;
}
else if(j == 2 && TIME[i][j] == 0x24)
{
TIME[i][j] = 0x00;
}
}
}
LcdDisplay(i);
if(key_exit == 0)
{
Delay1ms(50);
if(key_exit == 0)
{
break;
}
}
}
Ds1302Init();
while(1)
{
Ds1302ReadTime();
if(TIME[0][2] >= TIME[1][2])
{
if(TIME[0][1] >= TIME[1][1])
{
led1 = 1;
led2 = 1;
}
}
if(TIME[0][2] >= TIME[2][2])
{
if(TIME[0][1]>=TIME[2][1])
{
led1 = 0;
led2 = 0;
}
}
if(key_light == 0)
{
if(PRT == 0)
{
led1 = 0;
led2 = 0;
}
if(PRT == 1)
{
led1 = 1;
led2 = 1;
}
}
if(key_check == 0)
{
if(check1 == 1)
{
led1 = 1;
led2 = 0;
}
if(check2 == 1)
{
led1 = 0;
led2 = 1;
}
if(check3 == 1)
{
led1 == 0;
led2 == 0;
}
}
LcdDisplay(0);
if(key_exit == 0)
{
Delay1ms(50);
if(key_exit == 0)
{
goto A;
}
}
}
}

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