111.c

本系统采用51单片机和时钟芯片

/*******************************************************************************************/
#include <AT89X52.H>
#include <ctype.h>
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <math.h>
/*******************************************************************************************/
#define Disp_On  0x3f      // 显示开指令 //
#define Disp_Off 0x3e      // 显示关指令 //
#define Col_Add  0x40      // 定位到第0列指令 //
#define Page_Add 0xb8      // 定位到第0页指令 //
#define Start_Line 0xc0     // 定位从DDROM中的第0行开始往屏幕上显示 //
/*******************************************************************************************/
sbit CS1 = P2^5;    // 左屏使能 //
sbit CS2 = P2^4;    // 右屏使能 //
sbit E = P2^1;      // 使能端 //
sbit RS = P2^3;     // 数据或指令寄存器选择端 //
sbit RW = P2^2;     // 读写控制端 //
sbit RST = P2^0;    // 复位端 //
/*******************************************************************************************/
/*************************************************************************************************/
sbit CLK = P3^6;         // 时钟线引脚 //
sbit IO = P3^7;          // 数据线引脚 //          // 时钟部分 //
sbit RST2 = P3^5;         // 复位线引脚 //
/*************************************************************************************************/
/*************************************************************************************************/
sbit ACC7 = ACC^7;
sbit ACC0 = ACC^0;
/*************************************************************************************************/
bit flash;
bit K1,K2,K3,K4,K5,K6,K7,KT;
/*************************************************************************************************/
unsigned char Curtime[7];
unsigned char day,sec,min,hour,date,month,year,hms,n,fla_cou;            // 定义时间日期显示缓存 //
unsigned char code yejing[10]={0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39};
/*************************************************************************************************/
void InputByte(unsigned char Date);              // 子函数声明 // // 时钟部分 //
OutputByte(void);
void WriteTo1302(unsigned char Addr,unsigned char Date);
ReadFrom1302(unsigned char Addr);
void SetTime(unsigned char *pSecDa);
void GetTime(unsigned char Curtime[]); 
void Init_T0(void);
void FlashKey(void);
void Add(void);
void Init_Clock(void);
void Refresh(void);
/*************************************************************************************************/
char code huan[]={    // 欢 16*16 //
0x14,0x24,0x44,0x84,0x64,0x1C,0x20,0x18,0x0F,0xE8,0x08,0x08,0x28,0x18,0x08,0x00,
0x20,0x10,0x4C,0x43,0x43,0x2C,0x20,0x10,0x0C,0x03,0x06,0x18,0x30,0x60,0x20,0x00
};

char code ying[]={    // 迎 16*16 //
0x40,0x41,0xCE,0x04,0x00,0xFC,0x04,0x02,0x02,0xFC,0x04,0x04,0x04,0xFC,0x00,0x00,
0x40,0x20,0x1F,0x20,0x40,0x47,0x42,0x41,0x40,0x5F,0x40,0x42,0x44,0x43,0x40,0x00
};

char code shi1[]={     // 使 16*16 //
0x40,0x20,0xF0,0x1C,0x07,0xF2,0x94,0x94,0x94,0xFF,0x94,0x94,0x94,0xF4,0x04,0x00,
0x00,0x00,0x7F,0x00,0x40,0x41,0x22,0x14,0x0C,0x13,0x10,0x30,0x20,0x61,0x20,0x00
};

char code yong[]={    // 用 16*16 //
0x00,0x00,0x00,0xFE,0x22,0x22,0x22,0x22,0xFE,0x22,0x22,0x22,0x22,0xFE,0x00,0x00,
0x80,0x40,0x30,0x0F,0x02,0x02,0x02,0x02,0xFF,0x02,0x02,0x42,0x82,0x7F,0x00,0x00
};

char code shu[]={     // 数 16*16 //
0x10,0x92,0x54,0x38,0xFF,0x38,0x54,0x52,0x80,0xF0,0x1F,0x12,0x10,0xF0,0x10,0x00,
0x42,0x42,0x2A,0x2E,0x13,0x1A,0x26,0x02,0x40,0x20,0x13,0x0C,0x33,0x60,0x20,0x00
};

char code ma[]={      // 码 16*16 //
0x02,0x82,0xE2,0x5E,0x42,0xC2,0x00,0x02,0xFA,0x82,0x82,0x82,0xFE,0x80,0x00,0x00,
0x01,0x00,0x7F,0x10,0x10,0x3F,0x00,0x04,0x04,0x04,0x44,0x84,0x40,0x3F,0x00,0x00
};

char code shi[]={    // 时 16*16 //
0x00,0xFC,0x44,0x44,0x44,0xFC,0x10,0x90,0x10,0x10,0x10,0xFF,0x10,0x10,0x10,0x00,
0x00,0x07,0x04,0x04,0x04,0x07,0x00,0x00,0x03,0x40,0x80,0x7F,0x00,0x00,0x00,0x00
};

char code zhong[]={   // 钟 16*16 //
0x40,0x30,0x2C,0xEB,0x28,0x28,0x00,0xF8,0x08,0x08,0xFF,0x08,0x08,0xF8,0x00,0x00,
0x01,0x01,0x01,0xFF,0x41,0x21,0x00,0x01,0x01,0x01,0xFF,0x01,0x01,0x01,0x00,0x00
};

char code zhi[]={    // 制 16*16 //
0x00,0x50,0x4F,0x4A,0x48,0xFF,0x48,0x48,0x48,0x00,0xFC,0x00,0x00,0xFF,0x00,0x00,
0x00,0x00,0x3F,0x01,0x01,0xFF,0x21,0x61,0x3F,0x00,0x0F,0x40,0x80,0x7F,0x00,0x00
};

char code zuo[]={    // 作 16*16 //
0x80,0x40,0x20,0xF8,0x07,0x22,0x18,0x0C,0xFB,0x48,0x48,0x48,0x68,0x48,0x08,0x00,
0x00,0x00,0x00,0xFF,0x00,0x00,0x00,0x00,0xFF,0x04,0x04,0x04,0x04,0x06,0x04,0x00
};

char code maohao[]={     // : 16*16 //
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xC0,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x30,0x30,0x00,0x00,0x00,0x00,0x00,0x00,0x00
};

char code peng[]={      // 彭 16*16 //
0x04,0xD4,0x54,0x54,0x5F,0x54,0x54,0xD4,0x04,0x20,0x10,0x88,0x66,0x44,0x00,0x00,
0x20,0x63,0x25,0x29,0x21,0x19,0x17,0x11,0x10,0x42,0x21,0x10,0x18,0x0E,0x04,0x00
};

char code xiao[]={    // 小 16*16 //
0x00,0x00,0x00,0xC0,0x70,0x20,0x00,0xFF,0x00,0x10,0x20,0xC0,0x80,0x00,0x00,0x00,
0x04,0x02,0x01,0x00,0x00,0x40,0x80,0x7F,0x00,0x00,0x00,0x00,0x01,0x07,0x02,0x00
};

char code qiang[]={   // 强 16*16 //
0x00,0xF2,0x12,0x12,0x1E,0x00,0xC0,0x5E,0x52,0xF2,0x52,0x52,0x5E,0xC0,0x00,0x00,
0x00,0x01,0x41,0x81,0x7F,0x00,0x87,0x84,0x84,0xFF,0x44,0x44,0x54,0xE7,0x40,0x00
};

char code xing[]={      // 星 16*16 //
0x00,0x00,0x00,0xBE,0x2A,0x2A,0x2A,0xEA,0x2A,0x2A,0x2A,0x2A,0x3E,0x00,0x00,0x00,
0x00,0x48,0x46,0x41,0x49,0x49,0x49,0x7F,0x49,0x49,0x49,0x49,0x49,0x41,0x40,0x00
};

char code qi[]={    // 期 16*16 //
0x00,0x04,0xFF,0x54,0x54,0x54,0xFF,0x04,0x00,0xFE,0x22,0x22,0x22,0xFE,0x00,0x00,
0x42,0x22,0x1B,0x02,0x02,0x0A,0x33,0x62,0x18,0x07,0x02,0x22,0x42,0x3F,0x00,0x00
};

char code nian[]={   // 年 16*16 //
0x40,0x20,0x10,0x0C,0xE3,0x22,0x22,0x22,0xFE,0x22,0x22,0x22,0x22,0x02,0x00,0x00,
0x04,0x04,0x04,0x04,0x07,0x04,0x04,0x04,0xFF,0x04,0x04,0x04,0x04,0x04,0x04,0x00
};

char code yue[]={      // 月 16*16 //
0x00,0x00,0x00,0x00,0x00,0xFF,0x11,0x11,0x11,0x11,0x11,0xFF,0x00,0x00,0x00,0x00,
0x00,0x40,0x20,0x10,0x0C,0x03,0x01,0x01,0x01,0x21,0x41,0x3F,0x00,0x00,0x00,0x00
};

char code ri[]={    // 日 16*16 //
0x00,0x00,0x00,0xFE,0x42,0x42,0x42,0x42,0x42,0x42,0x42,0xFE,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x3F,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x3F,0x00,0x00,0x00,0x00
};

char code shi2[]={   // 时 16*16 //
0x00,0xFC,0x44,0x44,0x44,0xFC,0x10,0x90,0x10,0x10,0x10,0xFF,0x10,0x10,0x10,0x00,
0x00,0x07,0x04,0x04,0x04,0x07,0x00,0x00,0x03,0x40,0x80,0x7F,0x00,0x00,0x00,0x00
};

char code fen[]={      // 分 16*16 //
0x80,0x40,0x20,0x98,0x87,0x82,0x80,0x80,0x83,0x84,0x98,0x30,0x60,0xC0,0x40,0x00,
0x00,0x80,0x40,0x20,0x10,0x0F,0x00,0x00,0x20,0x40,0x3F,0x00,0x00,0x00,0x00,0x00,
};

char code miao[]={    // 秒 16*16 //
0x12,0x12,0xD2,0xFE,0x91,0x11,0xC0,0x38,0x10,0x00,0xFF,0x00,0x08,0x10,0x60,0x00,
0x04,0x03,0x00,0xFF,0x00,0x83,0x80,0x40,0x40,0x20,0x23,0x10,0x08,0x04,0x03,0x00
};

char code tiao[]={    // 调 16*16
0x20,0x21,0xEE,0x04,0x00,0x00,0xFF,0x29,0xA9,0xBF,0xA9,0xA9,0x01,0xFF,0x00,0x00,
0x00,0x00,0x1F,0x88,0x44,0x30,0x0F,0x00,0x0F,0x04,0x04,0x4F,0x80,0x7F,0x00,0x00
};

char code kongbai2[]={    //   '空白'  16*16 //
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
};

char code kongbai1[]={    //   '空白'  8*16 //
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
};

char code sz0[]={    //  0  8*16 //
0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,0x00,0x0F,0x10,0x20,0x20,0x10,0x0F,0x00,
};

char code sz1[]={    //  1  8*16 //
0x00,0x10,0x10,0xF8,0x00,0x00,0x00,0x00,0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,
};

char code sz2[]={    //  2  8*16 //
0x00,0x70,0x08,0x08,0x08,0x88,0x70,0x00,0x00,0x30,0x28,0x24,0x22,0x21,0x30,0x00,
};

char code sz3[]={    //  3  8*16 //
0x00,0x30,0x08,0x88,0x88,0x48,0x30,0x00,0x00,0x18,0x20,0x20,0x20,0x11,0x0E,0x00,
};

char code sz4[]={    //  4  8*16 //
0x00,0x00,0xC0,0x20,0x10,0xF8,0x00,0x00,0x00,0x07,0x04,0x24,0x24,0x3F,0x24,0x00,
};

char code sz5[]={    //  5  8*16 //
0x00,0xF8,0x08,0x88,0x88,0x08,0x08,0x00,0x00,0x19,0x21,0x20,0x20,0x11,0x0E,0x00,
};

char code sz6[]={    //  6  8*16 //
0x00,0xE0,0x10,0x88,0x88,0x18,0x00,0x00,0x00,0x0F,0x11,0x20,0x20,0x11,0x0E,0x00,
};

char code sz7[]={    //  7  8*16 //
0x00,0x38,0x08,0x08,0xC8,0x38,0x08,0x00,0x00,0x00,0x00,0x3F,0x00,0x00,0x00,0x00,
};

char code sz8[]={    //  8  8*16 //
0x00,0x70,0x88,0x08,0x08,0x88,0x70,0x00,0x00,0x1C,0x22,0x21,0x21,0x22,0x1C,0x00,
};

char code sz9[]={    //  9  8*16 //
0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,0x00,0x00,0x31,0x22,0x22,0x11,0x0F,0x00,
};

char code *shuzi[]={sz0,sz1,sz2,sz3,sz4,sz5,sz6,sz7,sz8,sz9};

unsigned char code FirstPage[]={    // 开机画面 一帆风顺 //
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0xC0,0x00,0x00,0x00,0xC0,0x40,0x40,0x40,0xC0,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0xC0,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0xC0,0x00,
0x00,0x00,0x00,0x00,0x00,0xFE,0x02,0xFE,0x04,0x0C,0x34,0xC8,0x08,0x10,0x10,0x20,
0x20,0x40,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x80,0x00,0x00,0x80,0x80,
0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x00,0x00,0x00,
0x00,0x00,0x1F,0x01,0xFF,0x01,0x9F,0x40,0x3F,0x00,0x04,0x00,0x7F,0x80,0x80,0x40,
0x00,0x00,0x00,0x00,0x80,0x40,0x3F,0x00,0x00,0x0A,0x04,0x0A,0x00,0x00,0xFF,0x80,
0x80,0x40,0x00,0x00,0x00,0xFF,0x00,0xFF,0x00,0x00,0x00,0x00,0x01,0x06,0x18,0xE0,
0x00,0x00,0x00,0x01,0x02,0x0C,0x30,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0xFF,0xFF,0x00,0xF8,0xF8,0x00,0xFF,0xFF,0x00,0x00,0xF9,0xF9,
0x19,0x19,0x19,0x9F,0x9F,0x19,0x19,0x19,0xF9,0xF9,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0xFF,0x00,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0xC0,0x3F,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xE0,0x1F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x10,0x1F,0x0F,0x00,0x01,0x81,0xC0,0x7F,0x3F,0x00,0x00,0x1F,0x1F,
0x80,0xC0,0x60,0x3F,0x3F,0x60,0xC0,0x80,0x1F,0x1F,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x40,0x80,0x00,0x00,0xE0,0xA0,0xE0,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0xFF,0x00,0xFF,0x00,0x00,0x00,0xC0,0x30,0x0E,0x01,0x00,
0x00,0x00,0x00,0x80,0x40,0x30,0x0E,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x02,0x03,0x01,0x00,0x00,0x00,0x00,0x04,0x06,0x03,
0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x03,0x06,0x06,0x06,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0xC0,
0xE0,0xF0,0xF0,0xE0,0xC0,0x80,0x00,0x81,0x42,0x5E,0x23,0xDE,0x14,0x08,0x00,0x00,
0x00,0x00,0x00,0x00,0x80,0xFF,0x85,0x06,0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x80,
0xC0,0xC0,0xC0,0xC0,0xC0,0xFF,0xC0,0xFF,0xF8,0xEC,0xF3,0xD0,0x90,0x08,0x08,0x04,
0x04,0x02,0xFD,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0x00,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,
0xFC,0x00,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0x00,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,
0xFC,0x00,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0x00,0x00,0x00,0x00,0x80,0xC0,0xE0,
0xF0,0x78,0x3C,0x1C,0x0C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0x07,0x07,
0x03,0x01,0x01,0x03,0x0F,0x3F,0xFF,0xFF,0xFE,0xFC,0xFC,0xFF,0xFC,0xFC,0xFC,0xFC,
0xFC,0xFC,0xBE,0x7F,0xFF,0xFF,0xFF,0xFF,0xFE,0x7C,0xBC,0xFC,0xFC,0xFE,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x3F,0xCF,0x77,0xB7,0xBB,0xBB,0xBB,0xFB,
0xFB,0xBB,0xBB,0xBB,0xB7,0x77,0xCF,0x3F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0x7F,0xBF,0xDF,0xDF,0xDF,0xDF,0xDF,0xDF,0xDF,0xBF,0x7F,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x3F,0x0F,0x03,0x01,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0x0F,0x3F,0x7F,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xBF,0xDF,0xEE,0xF5,0xFB,0xF5,0xEE,0xDF,0xBF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFC,0xE0,0x9F,0x7F,0xFF,0xFF,0xBE,0x7F,0x77,
0x77,0x7F,0xBE,0xFF,0xFF,0x7F,0x9F,0xE0,0xFC,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xE0,0xDF,0xBF,0xBF,0xBF,0xBF,0xBF,0xAF,0xAF,0xDF,0xA0,0xBF,
0xDF,0xFF,0xFF,0xFF,0xFF,0x7F,0x3F,0x1F,0x0F,0x03,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x03,0x07,0x0F,
0x0F,0x1F,0x3F,0x3F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,
0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7E,0x7D,0x7D,0x7B,0x7B,0x7B,
0x7B,0x7B,0x7B,0x7D,0x7D,0x7E,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,
0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x3F,0x3F,0x1F,0x1F,0x0F,
0x07,0x07,0x03,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
};

/*-------------------延时子程序-----------------------------*/
void delay(unsigned int t)
 {
  unsigned int i,j;
  for(i=0;i<t;i++)
  for(j=0;j<10;j++)
   ;
 }

/*-------------------------写命令到LCD------------------------------*/
void write_command(unsigned char cmdcode)
 {
  RS = 0;
  RW = 0;
  P0 = cmdcode;
  delay(0);
  E = 1;
  delay(0);
  E = 0;
 }

/*-------------------------写数据到LCD----------------------------*/

void write_data(unsigned char Dispdata)
 {
  RS = 1;
  RW = 0;
  P0 = Dispdata;
  delay(0);
  E = 1;
  delay(0);
  E = 0;
 }

/*-------------------------读LCD数据----------------------------*/
/*
unsigned char read_data()
 {
  unsigned char tmpin;
  RS = 1;
  RW = 1;
  delay(0);