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基于MSP430正弦波方波在12864顯示程序

作者:hkxiaoma   來源:互聯網   點擊數:…  更新時間：2014年07月29日   【字體：大 中 小】



 

 

//正弦波+方波顯示程序

#include 
#include
#define  LCD_RS_High    P2OUT|=BIT2    // LCD_RS  高電平   顯示數據         P62
#define  LCD_RS_Low     P2OUT&=~BIT2      // LCD_RS  低電平   指令數據  
#define  LCD_RW_High   P2OUT|=BIT1  // LCD_RW  高電平   數據讀到DB0_DB7   P64
#define  LCD_RW_Low     P2OUT&=~BIT1// LCD_RW  低電平   DB0_DB7 數據寫入IR DR
#define  LCD_EN_High   P2OUT|=BIT0    // LCD_EN  高電平   高有效            P63
#define  LCD_EN_Low     P2OUT&=~BIT0    // LCD_EN  低電平   使能信號
#define LCD_PSB_High   P3OUT&=0xff  //  并口   高電平
#define LCD_PSB_Low    P3OUT&=0xfe;  //  串口   低電平    P30
//P67 懸空
#define uchar unsigned char

unsigned char  pic1[]=      // 圖片代碼
{
  0x50,0x50,0xF0,0x00,0x70,0x50,0xD0,0x02,0xFF,0x42,0x00,0x00,0x00,0x00,0x00,0x00,
  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,
  0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  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,
  0xA1,0xA1,0xE1,0x00,0xE1,0xA1,0xA1,0x00,0xFF,0x08,0x00,0x00,0x00,0x00,0x00,0x00,
  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,
  0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  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,
  0x03,0x02,0x02,0x00,0x02,0x02,0x03,0x00,0xFF,0x21,0x00,0x00,0x00,0x00,0x00,0x00,
  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,
  0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  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,
  0x00,0x00,0x1F,0x00,0x17,0x15,0x1D,0x00,0xFF,0x84,0x00,0x00,0x00,0x00,0x00,0x00,
  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,
  0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  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,
  0x00,0x00,0x00,0x00,0x5C,0x54,0x74,0x00,0xFF,0x10,0x00,0x00,0x00,0x00,0x00,0x00,
  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,
  0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  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,
  0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFB,0x8A,0xFA,0x02,0x02,0x02,0x02,0x02,
  0x02,0x02,0xFB,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0xEA,0xAB,0xBA,0x02,0x02,
  0x02,0x02,0x02,0x02,0x02,0xAA,0xAB,0xFA,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x3A,
  0x23,0xFA,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0xBA,0xAB,0xEA,0x02,0x02,0x02,0x02,
  0x02,0x02,0x02,0xFA,0xAB,0xEA,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x0A,0x0B,0xFA,
  0x02,0x02,0x02,0x02,0x02,0x02,0x02,0xFA,0xAB,0xFA,0x02,0x02,0x02,0x02,0x02,0x02,
  0x02,0xBA,0xAB,0xFA,0x02,0x02,0x02,0x02,0x02,0x02,0xFA,0x02,0xFB,0x8A,0xFA,0x02,
  0x02,0x02,0x02,0x02,0x02,0xFA,0x03,0x02,0xFA,0x02,0x02,0x02,0x02,0x07,0x02,0x00
};
void delay_ms(unsigned int timer)
{
  unsigned int i;
  for(i=0;i<1000;i--)
    for(;timer>0;timer--)
      ;
}


unsigned char lcd_busy()
{                         
  unsigned char result;
 
  P1DIR=0x00;   
  LCD_RS_Low;          //  指令數據
  LCD_RW_High;
  LCD_EN_High;
 
 
  result = P1IN&0x80;   // 讀取數據口數據
  LCD_EN_Low;
 
  return(result);
}

void LCD_WCMD(unsigned char cmd)
{                         
  while(lcd_busy());
 
  P1DIR=0xff;          // OUT;
  LCD_RS_Low;          //  指令數據
  LCD_RW_Low;
  //   LCD_EN_Low;
  LCD_EN_High;
  P1OUT = cmd;
 
 
  LCD_EN_Low;
}

void LCD_WDAT(unsigned char dat)
{                         
  while(lcd_busy());
 
  P1DIR=0xff;           // OUT;
  LCD_RS_High;          //  數據
  LCD_RW_Low;
  //   LCD_EN_Low;
 
  LCD_EN_High;
  P1OUT = dat;
 
 
  LCD_EN_Low;
}
unsigned char ReadByte(void)
{
  unsigned char byReturnValue ;
  while(lcd_busy());
  P1DIR=0xff;
  P1OUT = 0xff;
  P1DIR=0x00;
  LCD_RS_High; ;
  LCD_RW_High; ;
  LCD_EN_Low ;
  LCD_EN_High ;
  byReturnValue=P1IN ;
  LCD_EN_Low ;
 
  return byReturnValue ;
}


void Display(unsigned char X,unsigned char Y,unsigned char *string)
{
 
  if (X==0)
  {X=0x80;}
  else if (X==1)
  {X=0x90;}
  else if (X==2)
  {X=0x88;}
  else if (X==3)
  {X=0x98;}
 
  LCD_WCMD(X+Y);
 
  while(*string )
  {                         //顯示字符
    LCD_WDAT(*string++);
  }
 
}
void Display_number(unsigned char X,unsigned char Y,unsigned char number)
{
  if (X==0)
  {X=0x80;}
  else if (X==1)
  {X=0x90;}
  else if (X==2)
  {X=0x88;}
  else if (X==3)
  {X=0x98;}
 
  LCD_WCMD(X+Y);
  LCD_WDAT(48+number);
}

void Clock_init()
{
  unsigned char t;
  BCSCTL1 = RSEL0 + RSEL1 + RSEL2;         // XT2on, max RSEL
  BCSCTL1&=~XT2OFF;                        //打開XT2振蕩器
  do
  {
    IFG1 &= ~OFIFG;                       // 清除振蕩器失效標志
    for (t = 255; t > 0; t--);            // 延時，等待XT2起振
  }
  while ((IFG1 & OFIFG) != 0);             // 判斷XT2是否起振
 
  BCSCTL2 |= SELS+SELM_2;                  // SMCLK = XT2
}

void LCD_init()
{
  LCD_WCMD(0x34);      //擴充指令操作
  LCD_WCMD(0x30);      //基本指令操作
  LCD_WCMD(0x0C);      //顯示開，關光標
  LCD_WCMD(0x01);      //清除LCD的顯示內容
 
}


void ClrScreen()
{
  LCD_WCMD(0x01);
  delay_ms(15);
}

void SetGraphicMode()
{
  LCD_WCMD(0x36);       //選擇8bit數據流 圖形模式
  delay_ms(20);
 
}

void LCD_PutGraphic(unsigned char  *img)
{
  int i,j;
  //顯示上半屏內容設置
  for(i=0;i<32;i++)           
  {
    LCD_WCMD(0x80 + i); //SET  垂直地址 VERTICAL ADD
    LCD_WCMD(0x80);     //SET  水平地址 HORIZONTAL ADD
    for(j=0;j<16;j++)
    {
      LCD_WDAT(*img);
      img++;
    }
  }
  //顯示下半屏內容設置
  for(i=0;i<32;i++)           
  {
    LCD_WCMD(0x80 + i); //SET 垂直地址 VERTICAL ADD
    LCD_WCMD(0x88);     //SET 水平地址 HORIZONTAL ADD
    for(j=0;j<16;j++)
    {
      LCD_WDAT(*img);
      img++;
    }
  } 
 
}

void DrawPoint(unsigned char X,unsigned char Y,unsigned char Color)
{
  unsigned char Row,Tier,Tier_bit ;
  unsigned char ReadOldH,ReadOldL ;
  LCD_WCMD(0x34);
  LCD_WCMD(0x36);
  Tier=X>>4 ;
  Tier_bit=X&0x0f ;
  if(Y<32)
  {
    Row=Y ;
  }
  else
  {
    Row=Y-32 ;
    Tier+=8 ;
  }
  LCD_WCMD(Row+0x80);
  LCD_WCMD(Tier+0x80);
  ReadByte();
  ReadOldH=ReadByte();
  ReadOldL=ReadByte();
  LCD_WCMD(Row+0x80);
  LCD_WCMD(Tier+0x80);
  if(Tier_bit<8)
  {
    switch(Color)
    {
    case 0 :
      ReadOldH&=(~(0x01<<(7-Tier_bit)));
      break ;
    case 1 :
      ReadOldH|=(0x01<<(7-Tier_bit));
      break ;
    case 2 :
      ReadOldH^=(0x01<<(7-Tier_bit));
      break ;
    default :
      break ;
    }
    LCD_WDAT(ReadOldH);
    LCD_WDAT(ReadOldL);
  }
  else
  {
    switch(Color)
    {
    case 0 :
      ReadOldL&=(~(0x01<<(15-Tier_bit)));
      break ;
    case 1 :
      ReadOldL|=(0x01<<(15-Tier_bit));
      break ;
    case 2 :
      ReadOldL^=(0x01<<(15-Tier_bit));
      break ;
    default :
      break ;
    }
    LCD_WDAT(ReadOldH);
    LCD_WDAT(ReadOldL);
  }
  LCD_WCMD(0x30);
}

//----------------------------------------------
//   清整個GDRAM空間
//-----------------------------------------------
void clrgdram()
{
  unsigned char x,y ;
  for(y=0;y<64;y++)
    for(x=0;x<16;x++)
    {
      LCD_WCMD(0x34);
      LCD_WCMD(y+0x80);
      //行地址
      LCD_WCMD(x+0x80);
      //列地址
      LCD_WCMD(0x30);
      LCD_WDAT(0x00);
      LCD_WDAT(0x00);
    }
}

//////////////////////////
/////////////////////////
void juxingbo(void)//顯示矩形波
{
  uchar i,j,colour=1,flag=0;
  uchar zhan=12;//為電平'1'的時間長度
  uchar high=25;//高電平的位置
  uchar low=40;//低電平的位置
  for(i=0;i<128;i++)
  {
    if(i%zhan==0)
    {
      for(j=high;j<=low;j++)
        DrawPoint(i,j,colour);
      if(flag==0)
        flag=1;
      else
        flag=0;
    }
    else
    {
      if(flag==0)
        j=high;
      else
        j=low;
      DrawPoint(i,j,colour);
    }
    delay_ms(5000);
    delay_ms(5000);
  }
}

void  main( void )
{
  //char i;
  //unsigned char x1,y1,colour=1 ;//////////////////////////
  WDTCTL = WDTPW + WDTHOLD;     // Stop watchdog timer to prevent time out reset
  Clock_init();                 // 時鐘初始化
  P2DIR|=BIT2+BIT1+BIT0;
  LCD_PSB_High;                // 液晶顯示  并口方式 
  LCD_init();
  //-----------------------------------------------------------------------------
  //                              顯示字符
  //---------------------------------------------------------------------------
  Display(0,1,"西安理工大學");
  Display(1,1,"電子實驗小組");
  Display(2,1,"正弦波顯示");
  Display(3,0,"2014年07月25日");        // 第四行要顯示的內容
 
 
  while(1)
  {
    clrgdram();
    ClrScreen();
   
    juxingbo();                                      //方波顯示
    delay_ms(5000);
    //_BIS_SR(LPM0_bits);
   
  }
}

 

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