51 io.c

一个12896液晶的例子 采用的驱动芯片是S6B0741 是采用SPI方式与单片机通信 源程序为AVR的MEGA16和51的例子 按照程序说明连接

0x5E,0x2B,0x2A,0x5A,0x8A,0x82,0x0A,0x06,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x0F,0x00,0x00,0x07,0x08,0x0B,0x08,0x08,0x08,0x0E,
0x00,0x08,0x04,0x03,0x04,0x08,0x0B,0x0A,0x09,0x08,0x09,0x0A,0x08,0x00,0x00,0x08,
0x05,0x01,0x05,0x08,0x00,0x04,0x08,0x00,0x04,0x09,0x00,0x00,0x0A,0x0A,0x09,0x09,
0x06,0x04,0x06,0x09,0x08,0x08,0x08,0x00,0x00,0x00,0x0F,0x04,0x0A,0x04,0x02,0x01,
0x00,0x03,0x04,0x08,0x00,0x00,0x07,0x02,0x02,0x0B,0x04,0x03,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x04,0x08,0x07,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x08,0x08,0x04,0x02,0x01,0x00,0x04,0x08,0x04,0x03,0x00,0x00,0x01,0x01,0x00,0x0F,
0x09,0x09,0x09,0x09,0x0F,0x00,0x01,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

};
void delayms(uint ms)
{
  uint mm;
  for(mm=0;mm<ms;mm++)
  { }
}

void delay(uint nnn)
{
  uint mmm;
  while(nnn-->0)
  for(mmm=0;mmm<1000;mmm++)
  { }
}

void wcomd(uchar cdat)
{
  int ic;
  CS1=0;RS=0;
  for(ic=0;ic<8;ic++)
  {
    SID=cdat>>(7-ic)&0x01;
    SCLK=1;SCLK=0;
  }
  RS=1;CS1=1;
}

void wdata(uchar ddat)
{
  int id;
  CS1=0;RS=1;
  for(id=0;id<8;id++)
  {
    SID=ddat>>(7-id)&0x01;
    SCLK=1;SCLK=0;
  }
  RS=0;CS1=1;
}

void anj(uint kkk)
{
  uint gg;
  while(kkk-->0)
  for(gg=0;gg<1000;gg++)
  {
    while(~AJ)
    { }
  }
}
void initial()
{
  delayms(10);
  wcomd(0xe2);

  wcomd(0x48);      /*duty*/
  wcomd(96);       /*duty */

  wcomd(0xa1);      /* adc */
  wcomd(0xc0);      /* shl */
  wcomd(0x44);      /* com0 register */
  wcomd(0x10);      /* com0 register*/


  wcomd(0xab);      /* oscilator start */
  delayms(10);
  wcomd(0x67);      /* Set 6 dc-dc step-up*/

   wcomd(0x27);      /* regulater */

  wcomd(0x83);      /* voltage */

  wcomd(0x39);      /* voltage */

  wcomd(0x56);      /* bias */

  wcomd(0x94);

  wcomd(0x88);      /* gray scale */
  wcomd(0x00);      /* gray scal register1 */
  wcomd(0x00);      /* gray scal register2*/



  wcomd(0x89);      /* gray scale */
  wcomd(0x00);      /* gray scal register1 */
  wcomd(0x00);      /* gray scal register2*/

 // wcomd(0x8C);      /* gray scale */
 // wcomd(0xFF);      /* gray scal register1 */
 // wcomd(0xFF);      /* gray scal register2*/

  wcomd(0x8F);      /* gray scale */
  wcomd(0x09);      /* gray scal register1 */
  wcomd(0x09);      /* gray scal register2*/




   wcomd(0x2c);      /* Set-power */
   delayms(10);
   wcomd(0x2e);
   delayms(10);
   wcomd(0x2f);
   delayms(10);

   wcomd(0x4f);
   wcomd(32);

   wcomd(0x40);      /* set start line */
   wcomd(0x00);      /* Set start line */

   wcomd(0xaf);      /*display on  */
}

void disp_bmp(xchar *str)
{
  uint i=0,j=0,k=0;
  uchar temp;
  temp=0xb0;
  for(j=0;j<12;j++)
  {
    wcomd(j+0xb0);
    wcomd(0x10);wcomd(0x00);
    for(i=0;i<128;i++)
    {
      wdata(str[i+j*128]);
      wdata(str[i+j*128]);
    }
  }
}
void disp_bmp1(xchar *str)
{
  uint i=0,j=0,k=0;
  uchar temp;
  temp=0xb0;
  for(j=0;j<12;j++)
  {
    wcomd(j+0xb0);
    wcomd(0x10);wcomd(0x00);
    for(i=0;i<128;i++)
    {
      wdata(~str[i+j*128]);
      wdata(~str[i+j*128]);
    }
  }
}

void disp_all(uint xx,uint yy)
{
  uint i=0,j=0;
  for(j=0xb0;j<12;j++)
  {
    wcomd(j);
    wcomd(0x10);wcomd(0x00);
    for(i=0;i<96;i++)
    {
      wdata(xx);
      wdata(yy);
    }
  }
}
void distest(uchar a,uchar b)
{
  uchar i,j;
  uchar temp=0xb0;
  for (i=0;i<12;i++)
  {
   wcomd(temp);
   wcomd(0x10);
   wcomd(0x00);
     for(j=0;j<64;j++)
      {wdata(a);wdata(a);wdata(b);wdata(b);}
   temp++;
   }
  }
void main(void)
{

  RST=0;delay(5);RST=1;
  initial();
  disp_all(0x00,0x00);
  for(;;)
  {
    disp_bmp(tab1);delay(50);
    disp_bmp(tab2);delay(50);
    disp_bmp1(tab2);delay(50);
    distest(0xff,0xff);delay(30);
    distest(0x00,0xff);delay(30);
    distest(0xAA,0xAA);delay(30);
    distest(0x55,0x55);delay(30);
    distest(0x55,0xAA);delay(30);
    distest(0xAA,0x55);delay(30);
//    distest(0x00,0xff);delay(50);
//    distest(0xff,0x00);delay(50);

  }
 }