w.c

这是ocmj4x8c的程序,比较好用.你可以根据自己的需要做适当的修改.

//×把所有的程序都放在一起，看着不方便。*//
//*程序功能：显示一副汉字和一副图像*//
//*使用液晶：OCMJ4X8C（128*64,内置中文字库//
//单片机：SPCE061A//
//*v0.1 版本*//
//*2007.4.15*//
/*准备扩展功能： 1。实现汉字动态显示
                 2。图形的动态显示*/
//＃i nclude "bit.h"
#define		P_IOA_Data				(volatile unsigned int *)0x7000
#define		P_IOA_Buffer			(volatile unsigned int *)0x7001
#define		P_IOA_Dir				(volatile unsigned int *)0x7002
#define		P_IOA_Attrib			(volatile unsigned int *)0x7003
#define		P_Watchdog_Clear		(volatile unsigned int *)0x7012
#define uint  unsigned int
#define uchar unsigned char
#define x1    0x80
#define x2    0x88
#define y     0x80
#define comm  0
#define dat   1
//#define cs     P0_0
//#define std    P0_1
//#define sclk   P0_2
//sbit psb  = P0^3;   //H=并口; L=串口;
//sbit rst  = P0^4;   //Reset Signal 低电平有效
int  acc;
int  temp;
//volatile int *P_Watchdog_Clear=(unsigned int*)(0x7012);
void Initlcdport()
{
	*P_IOA_Data=0x0000;
	*P_IOA_Dir=0x0007;
	*P_IOA_Attrib=0x0007;
/*PA_Dir->bit.bit0=1;
PA_Attrib->bit.bit0=1;
cs=0;
PA_Dir->bit.bit1=1;
PA_Attrib->bit.bit1=1;
std=0;
PA_Dir->bit.bit2=1;
PA_Attrib->bit.bit2=1;
sclk=0;*/

}
/*uchar const tab1[]={
"我  爱  你      "
"哈尔滨工程大学  "
"中华人民共和国  "
"1234567890-=asdf"
};*/

uchar const tab1[]={
"I   love  you   "
"青岛大学浮山公寓"
"中华人民共和国  "
"1234567890=+asd "
};


uchar  tab2[]={
/*--  调入了一幅图像：F:\梁\画图\HOCO12832.bmp  --*/
/*--  宽度x高度=128x32  --*/
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
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};

uchar tab3[]={
/*--  调入了一幅图像：F:\梁\画图\COCK.bmp  --*/
/*--  宽度x高度=128x64  --*/
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};



void wr_lcd (uchar dat_comm,uchar content);
void delay (uint us);


/*------------------初始化-----------------*/
void init_lcd (void)
{

  wr_lcd (comm,0x30);  /*30---基本指令动作*/   
  wr_lcd (comm,0x01);  /*清屏，地址指针指向00H*/
  delay (100);
  wr_lcd (comm,0x06);  /*光标的移动方向*/
  wr_lcd (comm,0x0c);  /*开显示，关游标*/
}
/*---------------显示汉字或字符----------------*/
void chn_disp (uchar const *chn)
{
  uchar i,j;
  wr_lcd (comm,0x30);
  wr_lcd (comm,0x80);
  for (j=0;j<4;j++)
  {
    for (i=0;i<16;i++)
    wr_lcd (dat,chn[j*16+i]);
  }
}
/*-----------上半屏显示汉字或字符------------*/
void chn_disp1 (uchar const *chn)
{
  uchar i,j;
  wr_lcd (comm,0x30);
  wr_lcd (comm,0x80);
  j=0;
  for (i=0;i<16;i++)
  wr_lcd (dat,chn[j*16+i]);
  wr_lcd (comm,0x90);
  j=1;
  for (i=0;i<16;i++)
  wr_lcd (dat,chn[j*16+i]);
}
/*----------------显示图形-----------------*/
void img_disp (uchar const *img)
{
  uchar i,j;
  for(j=0;j<32;j++)
  {
    for(i=0;i<8;i++)
    {
      wr_lcd (comm,0x34);
      wr_lcd (comm,y+j);
      wr_lcd (comm,x1+i);
      wr_lcd (comm,0x30);
      wr_lcd (dat,img[j*16+i*2]);
      wr_lcd (dat,img[j*16+i*2+1]);
    }
  }
  for(j=32;j<64;j++)
  {
    for(i=0;i<8;i++)
    {
      wr_lcd (comm,0x34);
      wr_lcd (comm,y+j-32);
      wr_lcd (comm,x2+i);
      wr_lcd (comm,0x30);
      wr_lcd (dat,img[j*16+i*2]);
      wr_lcd (dat,img[j*16+i*2+1]);
    }
  }
  wr_lcd (comm,0x36);
}
/*-------------下半屏显示图形--------------*/
void img_disp1 (uchar const *img)
{
  uchar i,j;
  for(j=0;j<32;j++)
  {
    for(i=0;i<8;i++)
    {
      wr_lcd (comm,0x34);
      wr_lcd (comm,y+j);
      wr_lcd (comm,x2+i);
      wr_lcd (comm,0x30);
      wr_lcd (dat,img[j*16+i*2]);
      wr_lcd (dat,img[j*16+i*2+1]);
    }
  }
  wr_lcd (comm,0x36);
}
/*--------------显示点阵----------------*/
void lat_disp (uchar data1,uchar data2)
{
  uchar i,j,k,x;
  x=x1;
  for(k=0;k<2;k++)
  {
    for(j=0;j<16;j++)
    {
      for(i=0;i<8;i++)
      {
        wr_lcd (comm,0x34);
        wr_lcd (comm,y+j*2);
        wr_lcd (comm,x+i);
        wr_lcd (comm,0x30);
        wr_lcd (dat,data1);
        wr_lcd (dat,data1);
      }
      for(i=0;i<8;i++)
      {
        wr_lcd (comm,0x34);
        wr_lcd (comm,y+j*2+1);
        wr_lcd (comm,x+i);
        wr_lcd (comm,0x30);
        wr_lcd (dat,data2);
        wr_lcd (dat,data2);
      }
    }
    x=x2;
  }
  wr_lcd (comm,0x36);
}
/*-----------------------------------------------*/
//当data1=0xff,data2=0xff时,在x0,y0处反白显示16xl*yl.
void con_disp (uchar data1,uchar data2,uchar x0,uchar y0,uchar xl,uchar yl)
{
  uchar i,j;
  for(j=0;j<yl;j++)
  {
    for(i=0;i<xl;i++)
    {
      wr_lcd (comm,0x34);
      wr_lcd (comm,y0+j);
      wr_lcd (comm,x0+i);
      wr_lcd (comm,0x30);
      wr_lcd (dat,data1);
      wr_lcd (dat,data2);
    }
  }
  wr_lcd (comm,0x36);
}
/*--------------清DDRAM------------------*/
void clrram (void)
{
  wr_lcd (comm,0x30);
  wr_lcd (comm,0x01);
  delay (180);
}
/*---------------------------------------*/
void wr_lcd (uchar dat_comm,uchar content)
{
  uchar a,i,j;
  delay (50);
  content=(content*256);
  temp=content;
  *P_IOA_Data|=0x0001;//cs=1;
  *P_IOA_Data&=0xfffb;//sclk=0;
  *P_IOA_Data|=0x0002;//std=1;
  j=2;
  *P_Watchdog_Clear=0x0001;
  while(j--);
  for(i=0;i<5;i++)
  {
    *P_IOA_Data|=0x0004;//sclk=1;
    *P_IOA_Data&=0xfffb;//sclk=0;
    delay(3);
  }
  *P_IOA_Data&=0xfffd;//std=0;
  *P_IOA_Data|=0x0004;//sclk=1;
  *P_IOA_Data&=0xfffb;//sclk=0;

  if(dat_comm)
    *P_IOA_Data|=0x0002;//std=1;   //data
  else
    *P_IOA_Data&=0xfffd;//std=0;   //command????????????????
  *P_IOA_Data|=0x0004;//sclk=1;
  *P_IOA_Data&=0xfffb;//sclk=0;
  *P_IOA_Data&=0xfffd;// std=0;
  *P_IOA_Data|=0x0004;//sclk=1;
  *P_IOA_Data&=0xfffb;//sclk=0;
  acc=temp;
  for(j=0;j<2;j++)
  {
    for(i=0;i<4;i++)
    { 
         if((acc&0x8000)==0x8000)
          *P_IOA_Data|=0x0002;//std=1;
          else
          *P_IOA_Data&=0xfffd;//std=0;
      acc=acc<<1;
    
      *P_IOA_Data|=0x0004;//sclk=1;
      *P_IOA_Data&=0xfffb;//sclk=0;
    
    }
    *P_IOA_Data&=0xfffd;//std=0;
    for(i=0;i<4;i++)
    {
      *P_IOA_Data|=0x0004;//sclk=1;
      *P_IOA_Data&=0xfffb;//sclk=0;

    }
  }
}
/*-----------------------------------*/
void delay (uint us)   //delay time
{
  while(us--);
}
void delay1 (uint ms)
{
  uint i,j;
  for(i=0;i<ms;i++)
  for(j=0;j<15;j++)
  *P_Watchdog_Clear=0x0001;
  delay(1);
}

/*------------------主程序--------------------*/
void main ()
{

void Initlcdport();
  init_lcd ();
  *P_Watchdog_Clear=0x0001;

  while (1)
  { 
    chn_disp (tab1);
  
    delay1 (5000);
    clrram();
    
    img_disp1 (tab2);
    *P_Watchdog_Clear=0x0001;
   delay1 (5000);
   clrram();
    img_disp1 (tab3);
    *P_Watchdog_Clear=0x0001;
   delay1 (5000);
   clrram();
   
  }
}