lcd148.c

lcd148的汇编资料 其中里面包含了两张图片

//ICC-AVR application builder : 2007-9-8 0:22:05
// Target : M8
// Crystal: 1.0000Mhz

#include <iom8v.h>
#include <macros.h>

#define uint  unsigned int
#define uchar unsigned char
#define x1    0x80
#define x2    0x88
#define y     0x80
#define comm  0
#define dat   1

#define csh  PORTC|=BIT(PC1)
#define csl  PORTC&=~BIT(PC1)
#define stdh  PORTC|=BIT(PC2)
#define stdl  PORTC&=~BIT(PC2)
#define sclkh  PORTC|=BIT(PC3)
#define sclkl  PORTC&=~BIT(PC3)
#define ledh  PORTC|=BIT(PC4)
#define ledl  PORTC&=~BIT(PC4)

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

uchar const tab1[]={
"本系列中文模块内"
"任意位置反白显示"
"置二级字库，可在"
"使用更方便更灵活"
};

uchar const tab31[]={
"金鹏科技有限公司"
"Golden Palm TECH"
};
uchar const tab32[]={
/*--  调入了一幅图像：F:\梁\画图\HOCO12832.bmp  --*/
/*--  宽度x高度=128x32  --*/
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};

uchar const tab5[]={
/*--  调入了一幅图像：F:\梁\画图\COCK.bmp  --*/
/*--  宽度x高度=128x64  --*/
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};

void port_init(void)
{
 PORTB = 0x00;
 DDRB  = 0x00;
 PORTC = 0x7F; //m103 output only
 DDRC  = 0x7F;
 PORTD = 0x00;
 DDRD  = 0x00;
}

//call this routine to initialize all peripherals
void init_devices(void)
{
 //stop errant interrupts until set up
 CLI(); //disable all interrupts
 port_init();

 MCUCR = 0x00;
 GICR  = 0x00;
 TIMSK = 0x00; //timer interrupt sources
 SEI(); //re-enable interrupts
 //all peripherals are now initialized
}

/*------------------初始化-----------------*/
void init_lcd (void)
{
  //rst=1;
  //psb=0;
  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 AC加1，光标右移*/
  wr_lcd (comm,0x0c);  /*开显示，关游标 整体显示，光标显示且反白山说*/
}
/*---------------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);
  a=content;
  csh;
  sclkl;
  stdh;
  for(i=0;i<5;i++)
  {
    sclkh;
    sclkl;
  }
  stdl;
  sclkh;
  sclkl;
  if(dat_comm)
    stdh;   //data
  else
    stdl;   //command
  sclkh;
  sclkl;
  stdl;
  sclkh;
  sclkl;
  for(j=0;j<2;j++)
  {
    for(i=0;i<4;i++)
    {
      if(a&0x80 == 0x80)
	  stdh;
	  else
	  stdl;
	  a=a<<1;
      //std=CY;
      sclkh;
      sclkl;
    }
    stdl;
    for(i=0;i<4;i++)
    {
      sclkh;
      sclkl;
    }
  }
}
/*-----------------------------------*/
void delay (uint us)   //delay time
{
  while(us--);
}
void delay1 (uint ms)
{
  uint i,j;
  for(i=0;i<ms;i++)
  delay(1000);
  delay(1);
}
/*------------------主程序--------------------*/
void main ()
{
  //SP=0x5f;
  init_devices();
  init_lcd ();
  while (1)
  {
    lat_disp (0x00,0x00);
    chn_disp (tab1);
    con_disp (0xff,0xff,0x8c,0x80,2,16);
	ledh;
    delay1 (200);
    clrram();
    lat_disp (0xcc,0xcc);
	ledl;
    delay1 (200);
    lat_disp (0x00,0x00);
    chn_disp1 (tab31);
    img_disp1 (tab32);
	ledh;
    delay1 (200);
    clrram();
    lat_disp (0xff,0x00);
	ledl;
    delay1 (200);
    img_disp (tab5);
    delay1 (200);
  }
}