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12864(带字库)显示图形和汉字-51程序

发布时间:2020-05-26 发布时间:
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//  HS12864-15B程序  图形显示和汉字显示

//  st7920控制器

#include
#include
#include
#define lcd_bus    P0       //  数据总线
sbit rs =P2^4;                    //  数据&指令选择,H:写数据,L:写指令
sbit rw =P2^3;                   //  读&写选择,H:read,L:write
sbit e  =P2^2;                    //  读写使能
sbit psb=P2^1;                  //  psb=H,并口模式, psb=L,串口模式
sbit rst=P2^5;                    //  LCD复位,低有效
sbit bf =P0^7;                   //  忙闲状态标志位,H:内部正执行操作,L:空闲
sbit run=P1^4;                  //  运行标志
void delayus(unsigned char us);      //  us延时子程序
void delayms(unsigned int ms);       //  ms延时子程序
void init_lcd(void);                             //  LCD初始化
void chk_busy(void);                        //  检测LCD忙闲
void wr_data(unsigned char dat);    //  写数据到LCD
void wr_comm(unsigned char comm);  //  写命令到LCD
void wr_str(unsigned char *s); //  向LCD写字符串,长度64字符之内(32个汉字)
void hz_disp(void);                   //  写汉字
void img_disp(unsigned char code *img);      // 显示图片128*64
void img_disp2(unsigned char code *img);    // 显示图片64*64  左半屏
void img_disp3(unsigned char code *img);    // 显示图片64*64  右半屏
void clrgdram(void);                                         //  清除整个GDRAM空间
void lcdfill(unsigned char disdata);                 //  整屏全亮或显示竖条
void Disp_H_Line(void);                                 // 显示横条
void frame(void);                                             //  显示边框
unsigned char code tab[ ]={
/*--  调入了一幅图像:联通图标 4567.bmp  --*/
/*--  宽度x高度=128x64  --*/
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};
unsigned char code tab2[ ]={
/*--  调入了一幅图像:移动图标 123456.bmp  --*/
/*--  宽度x高度=128x64  --*/
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0X1F,0XFF,0X00,0X1F,0XF8,0X03,0XFF,0XF0,0X00,0X03,0XFF,0X80,0X00,0X03,0XFF,0XF8,
0X0F,0XFF,0XC0,0X03,0XFF,0X00,0X3F,0X00,0X00,0X1F,0XFE,0X00,0X00,0X0F,0XFF,0XF8,
0X0F,0XFF,0XF0,0X00,0XFF,0XC0,0X00,0X00,0X00,0X7F,0XF0,0X00,0X00,0X3F,0XFF,0XF0,
0X07,0XFF,0XFE,0X00,0X1F,0XF8,0X00,0X00,0X01,0XFF,0XC0,0X00,0X01,0XFF,0XFF,0XE0,
0X03,0XFF,0XFF,0X80,0X07,0XFE,0X00,0X00,0X0F,0XFF,0X00,0X00,0X07,0XFF,0XFF,0XC0,
0X01,0XFF,0XFF,0XF0,0X00,0XFF,0XC0,0X00,0X7F,0XF8,0X00,0X00,0X1F,0XFF,0XFF,0X80,
0X00,0XFF,0XFF,0XFC,0X00,0X3F,0XFC,0X03,0XFF,0XE0,0X00,0X00,0XFF,0XFF,0XFF,0X00,
0X00,0X7F,0XFF,0XFF,0X80,0X07,0XFF,0XFF,0XFF,0X80,0X00,0X03,0XFF,0XFF,0XFE,0X00,
0X00,0X3F,0XFF,0XFF,0XE0,0X01,0XFF,0XFF,0XFC,0X00,0X00,0X1F,0XFF,0XFF,0XFC,0X00,
0X00,0X0F,0XFF,0XFF,0XFC,0X00,0X3F,0XFF,0XF0,0X00,0X00,0X7F,0XFF,0XFF,0XF8,0X00,
0X00,0X07,0XFF,0XFF,0XFF,0X00,0X0F,0XFF,0X80,0X00,0X03,0XFF,0XFF,0XFF,0XE0,0X00,
0X00,0X01,0XFF,0XFF,0XFF,0XC0,0X00,0X00,0X00,0X00,0X0F,0XFF,0XFF,0XFF,0XC0,0X00,
0X00,0X00,0XFF,0XFF,0XFF,0XF8,0X00,0X00,0X00,0X00,0X3F,0XFF,0XFF,0XFF,0X00,0X00,
0X00,0X00,0X3F,0XFF,0XFF,0XFE,0X00,0X00,0X00,0X01,0XFF,0XFF,0XFF,0XFC,0X00,0X00,
0X00,0X00,0X0F,0XFF,0XFF,0XFF,0XC0,0X00,0X00,0X07,0XFF,0XFF,0XFF,0XF0,0X00,0X00,
0X00,0X00,0X03,0XFF,0XFF,0XFF,0XF0,0X00,0X00,0X3F,0XFF,0XFF,0XFF,0XC0,0X00,0X00,
0X00,0X00,0X00,0X7F,0XFF,0XFF,0XFE,0X00,0X01,0XFF,0XFF,0XFF,0XFF,0X00,0X00,0X00,
0X00,0X00,0X00,0X1F,0XFF,0XFF,0XFF,0XF0,0X1F,0XFF,0XFF,0XFF,0XF8,0X00,0X00,0X00,
0X00,0X00,0X00,0X03,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XC0,0X00,0X00,0X00,
0X00,0X00,0X00,0X00,0X3F,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFC,0X00,0X00,0X00,0X00,
0X00,0X00,0X00,0X00,0X03,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XE0,0X00,0X00,0X00,0X00,
0X00,0X00,0X00,0X00,0X00,0X1F,0XFF,0XFF,0XFF,0XFF,0XF8,0X00,0X00,0X00,0X00,0X00,
0X00,0X00,0X00,0X00,0X00,0X00,0X3F,0XFF,0XFF,0XFE,0X00,0X00,0X00,0X00,0X00,0X00,
0X00,0X00,0X00,0X00,0X00,0X00,0X00,0XCF,0XE6,0X00,0X00,0X00,0X00,0X00,0X00,0X00,
};
unsigned char code tab3[ ]={
/*--  调入了一幅图像:移动图标 1234.bmp  --*/
/*--  宽度x高度=64x64  --*/
0X00,0X00,0X00,0X3F,0XFE,0X00,0X00,0X00,0X00,0X00,0X03,0XFF,0XFF,0XC0,0X00,0X00,
0X00,0X00,0X0F,0XFF,0XFF,0XF8,0X00,0X00,0X00,0X00,0X7F,0XFF,0XFF,0XFE,0X00,0X00,
0X00,0X00,0XFF,0XFF,0XFF,0XFF,0X80,0X00,0X00,0X03,0XFF,0XFF,0XFF,0XFF,0XC0,0X00,
0X00,0X07,0XFF,0XF0,0X07,0XFF,0XF0,0X00,0X00,0X0F,0XFF,0XE0,0X01,0XFF,0XF8,0X00,
0X00,0X1F,0XFF,0X80,0X00,0XFF,0XFC,0X00,0X00,0X7F,0XFF,0X00,0X00,0X7F,0XFE,0X00,
0X00,0X7F,0XFE,0X00,0X00,0X1F,0XFF,0X00,0X00,0XFF,0XFC,0X00,0X78,0X0F,0XFF,0X80,
0X01,0XFF,0XF0,0X01,0XFE,0X07,0XFF,0XC0,0X03,0XFF,0XE0,0X03,0XFF,0X83,0XFF,0XC0,
0X03,0XFF,0XC0,0X0F,0XFF,0XC0,0XFF,0XE0,0X07,0XFF,0X80,0X1F,0XFF,0XE0,0X7F,0XF0,
0X0F,0XFF,0X00,0X3F,0X83,0XF0,0X3F,0XF0,0X0F,0XFC,0X00,0X7E,0X00,0XF8,0X1F,0XF8,
0X1F,0XF8,0X00,0XF8,0X00,0X7E,0X0F,0XF8,0X1F,0XF0,0X03,0XF0,0X00,0X1F,0X03,0XFC,
0X1F,0XE0,0X07,0XE0,0X00,0X0F,0X81,0XFC,0X3F,0XC0,0X0F,0XC0,0X1F,0X07,0XC0,0XFC,
0X3F,0X00,0X1F,0X80,0X3F,0XC3,0XF0,0X7E,0X3F,0X00,0X3F,0X00,0X7F,0XE0,0XF8,0X7E,
0X7F,0X80,0X7C,0X00,0XFF,0XF0,0X7C,0X7E,0X7F,0XC1,0XF8,0X03,0XE0,0XFC,0X3E,0X7E,
0X7F,0XF0,0XF0,0X07,0X80,0X3E,0X1F,0XFF,0XFF,0XF8,0X60,0X0F,0X00,0X1F,0X0F,0XFF,
0X7F,0XFC,0X00,0X1E,0X00,0X0F,0X83,0XFF,0X7F,0X3E,0X00,0X3C,0X01,0X87,0XE1,0XFF,
0X7F,0X1F,0X00,0XF8,0X03,0XC3,0XF0,0XFF,0X7F,0X0F,0XC1,0XE0,0X07,0X80,0XF8,0X7F,
0X7F,0X87,0XE1,0XC0,0X1F,0X00,0X7C,0X7F,0XFF,0XC1,0XF0,0X00,0X3C,0X00,0X3E,0X7F,
0X7F,0XF0,0XF8,0X00,0X78,0X03,0X1F,0XFF,0XFF,0XF8,0X7E,0X00,0XF0,0X07,0X87,0XFF,
0X7F,0X7C,0X3F,0X01,0XE0,0X0F,0X83,0XFF,0X7F,0X3E,0X0F,0X87,0XC0,0X1F,0X01,0XFE,
0X7F,0X1F,0X87,0XFF,0X80,0X7E,0X00,0XFE,0X3F,0X07,0XC3,0XFE,0X00,0XFC,0X00,0X7E,
0X3F,0X03,0XE1,0XFC,0X01,0XF8,0X01,0XFE,0X3F,0X81,0XF0,0X70,0X03,0XF0,0X03,0XFE,
0X3F,0XC0,0XF8,0X00,0X07,0XC0,0X07,0XFC,0X1F,0XF0,0X3E,0X00,0X0F,0X80,0X0F,0XFC,
0X1F,0XF8,0X1F,0X00,0X3F,0X00,0X1F,0XF8,0X0F,0XFC,0X0F,0X80,0X7E,0X00,0X3F,0XF8,
0X0F,0XFE,0X07,0XE1,0XFC,0X00,0XFF,0XF0,0X07,0XFF,0X81,0XFF,0XF8,0X01,0XFF,0XF0,
0X07,0XFF,0XC0,0XFF,0XE0,0X03,0XFF,0XE0,0X03,0XFF,0XE0,0X7F,0XC0,0X07,0XFF,0XE0,
0X01,0XFF,0XF0,0X3F,0X80,0X1F,0XFF,0XC0,0X00,0XFF,0XF8,0X00,0X00,0X3F,0XFF,0X80,
0X00,0XFF,0XFE,0X00,0X00,0X7F,0XFF,0X00,0X00,0X7F,0XFF,0X00,0X00,0XFF,0XFE,0X00,
0X00,0X3F,0XFF,0X80,0X01,0XFF,0XFC,0X00,0X00,0X1F,0XFF,0XC0,0X07,0XFF,0XF8,0X00,
0X00,0X07,0XFF,0XF0,0X0F,0XFF,0XF0,0X00,0X00,0X03,0XFF,0XFC,0X3F,0XFF,0XE0,0X00,
0X00,0X01,0XFF,0XFF,0XFF,0XFF,0X80,0X00,0X00,0X00,0X7F,0XFF,0XFF,0XFE,0X00,0X00,
0X00,0X00,0X1F,0XFF,0XFF,0XFC,0X00,0X00,0X00,0X00,0X03,0XFF,0XFF,0XE0,0X00,0X00,
0X00,0X00,0X00,0X7F,0XFF,0X00,0X00,0X00,0X00,0X00,0X00,0X0B,0XD0,0X00,0X00,0X00,
};

unsigned char code tab4[ ]={
/*--  调入了一幅图像:联通图标 45678.bmp  --*/
/*--  宽度x高度=64x64  --*/
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,
0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X01,0XF0,0X03,0XE0,0X00,0X00,
0X00,0X00,0X07,0XFC,0X0F,0XF8,0X00,0X00,0X00,0X00,0X0F,0XFE,0X1F,0XFC,0X00,0X00,
0X00,0X00,0X1F,0XFF,0X3F,0XFE,0X00,0X00,0X00,0X00,0X1F,0XFF,0XFF,0XFE,0X00,0X00,
0X00,0X00,0X1F,0XBF,0XFF,0X7E,0X00,0X00,0X00,0X00,0X3E,0X1F,0XFC,0X1F,0X00,0X00,
0X00,0X00,0X3E,0X0F,0XFC,0X1F,0X00,0X00,0X00,0X00,0X3E,0X07,0XF8,0X1F,0X00,0X00,
0X00,0X00,0X3E,0X07,0XF8,0X1F,0X00,0X00,0X00,0X00,0X3E,0X0F,0XFC,0X3F,0X00,0X00,
0X00,0X00,0X1F,0X1F,0XFE,0X3E,0X00,0X00,0X00,0X00,0X1F,0X9F,0XFE,0X7E,0X00,0X00,
0X00,0X00,0X0F,0XCF,0X3C,0XFC,0X00,0X00,0X00,0X00,0X0F,0XE6,0X19,0XFC,0X00,0X00,
0X00,0X00,0X07,0XF0,0X13,0XF8,0X00,0X00,0X00,0X00,0X03,0XF0,0X07,0XF0,0X00,0X00,
0X00,0X70,0X01,0XF8,0X07,0XE0,0X03,0X80,0X01,0XFC,0X0C,0XFC,0X0F,0XC8,0X0F,0XE0,
0X07,0XFE,0X0C,0XFE,0X1F,0XCC,0X1F,0XF0,0X07,0XFF,0X1E,0X7F,0X3F,0X9E,0X3F,0XF8,
0X0F,0XFF,0XBF,0X3F,0XFF,0X3F,0X7F,0XFC,0X0F,0XFF,0XFF,0X1F,0XFE,0X3F,0XFF,0XFC,
0X1F,0X8F,0XFE,0X0F,0XFC,0X1F,0XFC,0X7E,0X1F,0X07,0XFC,0X0F,0XF8,0X0F,0XF8,0X3E,
0X1F,0X03,0XF8,0X07,0XF8,0X07,0XF0,0X3E,0X1F,0X03,0XF8,0X07,0XF8,0X07,0XF0,0X3E,
0X1F,0X07,0XFC,0X0F,0XFC,0X0F,0XF8,0X3E,0X1F,0X8F,0XFE,0X1F,0XFC,0X1F,0XFC,0X7E,
0X0F,0XFF,0XFF,0X1F,0XFE,0X3F,0XFF,0XFC,0X0F,0XFF,0XBF,0X3F,0X7F,0X3F,0X7F,0XFC,
0X07,0XFF,0X1E,0X7F,0X3F,0X9E,0X3F,0XF8,0X03,0XFE,0X0C,0XFE,0X1F,0XCC,0X1F,0XF0,
0X01,0XFC,0X01,0XFC,0X0F,0XE8,0X0F,0XE0,0X00,0X00,0X03,0XF8,0X07,0XE0,0X00,0X00,
0X00,0X00,0X03,0XF0,0X07,0XF0,0X00,0X00,0X00,0X00,0X07,0XE4,0X13,0XF8,0X00,0X00,
0X00,0X00,0X0F,0XEE,0X39,0XFC,0X00,0X00,0X00,0X00,0X1F,0XCF,0X7C,0XFC,0X00,0X00,
0X00,0X00,0X1F,0X9F,0XFE,0X7E,0X00,0X00,0X00,0X00,0X3F,0X1F,0XFE,0X3E,0X00,0X00,
0X00,0X00,0X3E,0X0F,0XFC,0X3F,0X00,0X00,0X00,0X00,0X3E,0X07,0XF8,0X1F,0X00,0X00,
0X00,0X00,0X3E,0X07,0XF8,0X1F,0X00,0X00,0X00,0X00,0X3E,0X0F,0XFC,0X1F,0X00,0X00,
0X00,0X00,0X3E,0X1F,0XFC,0X3F,0X00,0X00,0X00,0X00,0X3F,0XBF,0XFF,0X7E,0X00,0X00,
0X00,0X00,0X1F,0XFF,0X7F,0XFE,0X00,0X00,0X00,0X00,0X1F,0XFE,0X3F,0XFC,0X00,0X00,
0X00,0X00,0X0F,0XFE,0X1F,0XFC,0X00,0X00,0X00,0X00,0X07,0XFC,0X0F,0XF8,0X00,0X00,
0X00,0X00,0X01,0XF0,0X03,0XE0,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X00,
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,
};

void main()
{
  delayms(200);
  init_lcd();                //   LCD初始化,并清屏
  clrgdram();             //  清除GDRAM空间
  while(1)
  {
    lcdfill(0xff);           //  显示全亮
    delayms(1000);

    Disp_H_Line();    // 显示横条
    delayms(1000);

    lcdfill(0xaa);         //  显示竖条
    delayms(1000);

    frame();                //  显示边框
    delayms(1000);

    img_disp(tab);     //  显示联通图标128*64
    delayms(1000);

    img_disp(tab2);   //  显示移动图标128*64
    delayms(1000);

    img_disp2(tab3);  //  显示移动图标64*64,左半屏
    img_disp3(tab4);  //  显示联通图标64*64,右半屏
    delayms(1000);

    clrgdram();            //  清除GDRAM空间

    hz_disp();              //  显示两屏汉字
    delayms(1000);
  }
}
/*------------------LCD初始化-----------------*/
void init_lcd(void)
{
  rst=0;
  delayus(50);
  rst=1;
  psb=1;                  //  并行
  wr_comm(0x30); //  基本指令,8位数据模式
  delayus(3);
  wr_comm(0x0C); //  显示开,游标关,反白关
  delayus(3);
  wr_comm(0x01); //  清除显示,并且设定地址指针为00H
  delayus(3);
  wr_comm(0x06); //  指定在资料的读取及写入时,设定游标的移动方向及指定显示的移位
}
/*--------------检测LCD忙闲---------------*/
void chk_busy(void)
{
  lcd_bus=0xff;
  rs=0;
  rw=1;
  ;
  e=1;
  while(bf==1);
  e=0;
}
/*------------写命令到LCD--------------*/
void wr_comm(unsigned char comm)
{
  chk_busy();
  rs=0;                      //  H:写数据,L:写指令
  rw=0;
  e=0;
  ;
  lcd_bus=comm;   //  内容
  delayus(3);
  e=1;
  ;
  e=0;
}
/*------------写数据到LCD--------------*/
void wr_data(unsigned char dat)
{
  chk_busy();
  rs=1;                 //  H:写数据,L:写指令
  rw=0;
  e=0;
  ;
  lcd_bus=dat;   //  内容
  delayus(3);
  e=1;
  ;
  e=0;
}
/*-------向LCD写一个字符串,长度64字符之内---------- */
void wr_str(unsigned char *s)
{
   while(*s>0)
   {
      wr_data(*s);
      s++;
   }
}
/*---------------- 显示图片,128*64 ------------------- */
void img_disp(unsigned char code *img)
{
  unsigned char i,x,y;
  unsigned int j=0;
  for(i=0;i<9;i=i+8)    //  i=0,控制上半屏,i=8,控制下半屏
  {
    for(y=0;y<32;y++)   //  y控制行地址
    {
      for(x=0;x<8;x++)  //  x控制列地址
      {
        wr_comm(0x36); //  功能设置:8位控制界面,扩充指令集,绘图显示开
        wr_comm(0x80+y);   //  行地址
        wr_comm(0x80+x+i); //  列地址  x+i=0~7, 上半屏,x+i=8~15,下半屏
        wr_data(img[j++]); //  高字节
        wr_data(img[j++]); //  低字节
        wr_comm(0x30);  //  功能设置:8位控制界面,基本指令集,绘图显示关
      }
    }
  }
}
/*---------------- 显示图片,64*64 左半屏------------------- */
void img_disp2(unsigned char code *img)
{
  unsigned char i,x,y;
  unsigned int j=0;
  for(i=0;i<9;i=i+8)    //  i=0,控制上半屏,i=8,控制下半屏
  {
    for(y=0;y<32;y++)   //  y控制行地址
    {
      for(x=0;x<4;x++)  //  x控制列地址
      {
        wr_comm(0x36); //  功能设置:8位控制界面,扩充指令集,绘图显示开
        wr_comm(0x80+y);   //  行地址
        wr_comm(0x80+x+i); //  列地址  x+i=0~7, 上半屏,x+i=8~15,下半屏
        wr_data(img[j++]); //  高字节
        wr_data(img[j++]); //  低字节
        wr_comm(0x30);  //  功能设置:8位控制界面,基本指令集,绘图显示关
      }
    }
  }
}
/*---------------- 显示图片,64*64 右半屏 ------------------- */
void img_disp3(unsigned char code *img)
{
  unsigned char i,x,y;
  unsigned int j=0;
  for(i=0;i<9;i=i+8)    //  i=0,控制上半屏,i=8,控制下半屏
  {
    for(y=0;y<32;y++)   //  y控制行地址
    {
      for(x=4;x<8;x++)  //  x控制列地址
      {
        wr_comm(0x36); //  功能设置:8位控制界面,扩充指令集,绘图显示开
        wr_comm(0x80+y);   //  行地址
        wr_comm(0x80+x+i); //  列地址  x+i=0~7, 上半屏,x+i=8~15,下半屏
        wr_data(img[j++]); //  高字节
        wr_data(img[j++]); //  低字节
        wr_comm(0x30);  //功能设置:8位控制界面,基本指令集,绘图显示关
      }
    }
  }
}
/*------------------ 清整个GDRAM空间 ----------------------------*/
void clrgdram(void)
{ unsigned char x,y;
  for(y=0;y<64;y++)
  {
    for(x=0;x<16;x++)
    {
      wr_comm(0x34);
      wr_comm(y+0x80);     //  行地址
      wr_comm(x+0x80);     //  列地址
      wr_comm(0x30);
      wr_data(0x00);
      wr_data(0x00);
    }
  }
}
/*--------------  整屏填充,全亮,或者竖条  ---------------------- */
void lcdfill(unsigned char disdata)  //整屏写入数据:全亮,或者竖条
{
  unsigned char x,y;
  for(y=0;y<32;y++)
  {
    for(x=0;x<16;x++)
    {
      wr_comm(0x36);
      wr_comm(y+0x80);     //行地址
      wr_comm(x+0x80);     //列地址
      wr_comm(0x30);
      wr_data(disdata);
      wr_data(disdata);
    }
    wr_comm(0x34);
    wr_comm(0x36);
  }
}
/*------------------ 显示横条 -----------------------------*/
void Disp_H_Line()
{  unsigned char x,y;
   unsigned char k=0x00;
   for(y=0;y<32;y++)
   { k=~k;
     for(x=0;x<16;x++)
     {
       wr_comm(0x36);
       wr_comm(y+0x80);     //行地址
       wr_comm(x+0x80);     //列地址
       wr_comm(0x30);
       wr_data(k);
       wr_data(k);
     }
   }
   wr_comm(0x34);
   wr_comm(0x36);
}
/*------------------ 显示边框 -------------------------------*/
void frame()
{
  unsigned char x,y;
  lcdfill(0x00);
  for(x=0;x<9;x+=8)
  {
    for(y=0;y<32;y++)
    {
      wr_comm(0x36);
      wr_comm(y+0x80);      //行地址
      wr_comm(x+0x80);      //列地址
      wr_comm(0x30);
      wr_data(0x80);
      wr_data(0x00);

      wr_comm(0x36);
      wr_comm(y+0x80);      //行地址
      wr_comm(x+0x87);      //列地址
      wr_comm(0x30);
      wr_data(0x00);
      wr_data(0x01);
    }
  }
  for(y=0;y<2;y++)
  {
    for(x=0;x<8;x++)
    {
      wr_comm(0x36);
      wr_comm(y*31+0x80);      //行地址
      wr_comm(x+0x80+8*y);     //列地址
      wr_comm(0x30);
      wr_data(0xff);
      wr_data(0xff);
    }
  }
  wr_comm(0x34);
  wr_comm(0x36);
}
void hz_disp(void)
{
   wr_comm(0x80);                    //  第一行
   wr_str("泰  山  电  子");           //  字符串以结束
   wr_comm(0x90);                    //  第二行
   wr_str("  欢  迎  您  ");
   wr_comm(0x88);                    //  第三行
   wr_str("TAI SHAN DIAN ZI");
   wr_comm(0x98);                    //  第四行
   wr_str("Wellcome to you!");
   delayms(1000);
   delayms(1000);
   delayms(1000);                   // 延时3秒
   run=~run;
   wr_comm(0x01);                // 清除显示
   delayus(3);

   wr_comm(0x80);
   wr_str("黄河远上白云间");
   wr_comm(0x90);
   wr_str("一片孤城万仞山");
   wr_comm(0x88);
   wr_str("羌笛何须怨杨柳");
   wr_comm(0x98);
   wr_str("春风不度玉门关");
   delayms(1000);
   delayms(1000);
   delayms(1000);                      // 延时3秒
   run=~run;
   wr_comm(0x01);                   // 清除显示
   delayus(3);
}
/*---------------延时子程序us----------------*/
void delayus(unsigned char us)
{
  while(--us);  // 一个循环2us
}
/*---------------延时子程序ms----------------*/
void delayms(unsigned int ms)  //延时 n ms
{
  while(ms)
  {
  int i;
  i=110;
  while(i--);
  ms=ms-1;
  }
}



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