?? msp430驅動12864-3圖形點陣液晶.txt

?? MSP430驅動12864-3圖形點陣液晶
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#include <MSP430x14x.h>
//***************數據類型定義**************************** 
#define uint unsigned int 
#define uchar unsigned char
//***************液晶控制線定義**************************** 
#define    RS          BIT1       //P3.1 
#define    RW          BIT0       //P3.0 
#define    E           BIT7       //P2.7 
#define    CS1         BIT3       //P3.3 
#define    CS2         BIT2       //P3.2 
#define    RST         BIT1       //P2.1 
//數據線：p4口
//**************漢字定義為16*16,縱向,大小10,D0--D7 ，字體 Times NewRoman**************
const unsigned char code1[]={64,66,66,66,254,66,66,66,66,254,66,67,98,64,0,0,32,32,16,8,7,0,0,0,0,63,0,0,0,0,0,0};//開 
const unsigned char code2[]={8,8,248,15,8,248,32,48,44,35,32,40,48,96,0,0,32,17,10,4,10,17,0,63,17,17,17,17,63,0,0,0};//始 
const unsigned char code3[]={8,8,136,255,72,72,4,4,4,4,252,4,6,4,0,0,1,17,32,31,0,0,0,0,16,32,31,0,0,0,0,0};//打 
const unsigned char code4[]={0,252,68,68,66,67,2,0,252,4,4,4,252,0,0,0,0,15,8,4,4,2,2,0,63,0,2,4,3,0,0,0};//印 
const unsigned char code5[]={4,4,132,196,52,12,23,20,20,212,52,20,6,4,0,0,2,1,0,63,0,1,1,17,33,31,1,1,1,1,0,0};//存 
const unsigned char code6[]={64,32,248,7,64,204,32,40,168,255,168,176,172,32,0,0,0,0,63,0,0,31,10,1,63,20,20,20,63,0,0,0};//儲 
const unsigned char code7[]={16,97,134,64,254,2,250,2,254,0,252,0,255,0,0,0,2,62,1,32,19,8,7,8,51,0,19,32,31,0,0,0};//測 
const unsigned char code8[]={0,32,32,190,170,170,170,170,170,170,170,191,34,32,0,0,0,32,40,47,42,42,42,63,42,42,42,47,40,32,0,0};//量 
const unsigned char code9[]={32,33,230,0,128,136,136,255,136,136,255,136,136,136,0,0,16,8,7,8,16,40,36,35,32,32,47,32,32,32,0,0};//進 
const unsigned char code10[]={16,136,68,227,24,32,34,34,34,34,226,35,50,32,0,0,1,0,0,63,0,0,0,0,16,32,31,0,0,0,0,0};//行 
const unsigned char code11[]= {0,248,8,8,8,8,255,8,8,8,8,252,8,0,0,0,0,1,1,1,1,1,63,1,1,1,1,1,0,0,0,0};//中 
const unsigned char code12[]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,0,0,0,8,0,0,0,8,0,0,0,0,0,0};//點

const unsigned char code100[]={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32};//線
//******************函數聲明******************************* 
void Init_Clock(void); 
void Init_IO(void); 
void Init_LCD (void); 
void delay (uint us); 
void delayl(uint ms); 
void WriteCommand_L (uchar com1); 
void WriteCommand_R (uchar com2); 
void WriteData_L (uchar dat1); 
void WriteData_R(uchar dat2); 
void ClearScreen(void); 
void AllScreen(void); 
void StateCheck(void); 
void WriteWord(uchar colum,uchar  page, const uchar *code); 
void DrawLine(void);
//*************系統主程序********************************** 
void main( void ) 
{ 
 WDTCTL=WDTPW+WDTHOLD;  //關閉看門狗 
 Init_Clock(); 
 Init_IO(); 
Init_LCD ();

WriteWord(0,6, code1); 
WriteWord(16, 6, code2); 
WriteWord(48, 6, code3); 
WriteWord(64, 6, code4); 
WriteWord(96,6, code5); 
WriteWord(112, 6, code6);

WriteWord(16, 2, code7); 
WriteWord(32, 2, code8); 
WriteWord(48, 2, code9); 
WriteWord(64, 2, code10); 
WriteWord(80, 2, code11); 
WriteWord(96, 2, code12);
DrawLine();
}

//**********************IO初始化*************************** 
void Init_IO(void) 
{
  P1DIR=0;           //設置為輸入 
  P1SEL=0;           //設置為一般IO 
  P1OUT=0X00;

  P2DIR=0; 
  P2SEL=0; 
  P2OUT=0X00;

  P3DIR=0; 
  P3SEL=0; 
  P3OUT=0X00;

  P4DIR=0; 
  P4SEL=0; 
  P4OUT=0X00;

  P5DIR=0; 
  P5SEL=0; 
  P5OUT=0X00;

  P6DIR=0; 
  P6SEL=0; 
  P6OUT=0X00;
}

//*****************高頻時鐘初始化************************** 
void Init_Clock(void) 
{ 
//UTCTL1 = SSEL0; 
 // BCSCTL1=0X00; 
   //BCSCTL2=0X00; 
   unsigned int iq0;

   BCSCTL1&=~XT2OFF;                 //打開XT2振蕩器 
   do 
   { 
   IFG1 &= ~OFIFG;                   // 清除振蕩器失效標志 
   for (iq0 = 0xFF; iq0 > 0; iq0--); // 延時，等待XT2起振 
   } 
   while ((IFG1 & OFIFG) != 0);   // 判斷XT2是否起振

  BCSCTL2=SELM_2+SELS;          //選擇MCLK、SMCLK為XT2, 
  BCSCTL2|=DIVM_2;              //MCLK 4分頻 MCLK=2MHZ 
  BCSCTL2|=DIVS_2;              //SMCLK 4分頻 SMCLK=2MHZ
}

//***************延時子程序****************************** 
void delay (uint us) 
{ 
  while(us--); 
} 
void delayl (uint ms) 
{ 
  uint i,j; 
  for(i=0;i<ms;i++) 
  for(j=0;j<1000;j++) 
  ; 
}

//*****************狀態檢查********************************* 
void StateCheck(void) 
{ uchar  cradd1; 
  P3OUT&=~RS; 
  P3OUT|=RW;        //RS=0，R/W=1,以便讀液晶狀態 
  P4DIR=0x00;       //P4口為輸入口 
   do 
    { 
     P2OUT|=E;        //E=1 
     cradd1=P4IN; 
     P2OUT&=~E;       //E=0 
     } 
   while((cradd1&0x80)!=0); 
}

//***************寫指令代碼子程序（左）******************* 
void WriteCommand_L (uchar com1) 
{       P3OUT&=~CS1;       //cs1=0 
        P3OUT|=CS2;       //cs2=1   選擇左半屏 
        StateCheck();     //檢查是否忙

         P3OUT&=~RW;    //rw=0 
         P4DIR=0xff;    //P4口為輸出口

         P4OUT=com1; 
         P2OUT|=E;       //E=1 
         P2OUT&=~E;      //E=0 
}

//*****************寫指令代碼子程序（右）******************* 
void WriteCommand_R (uchar com2) 
{        P3OUT|=CS1;       //cs1=1 
        P3OUT&=~CS2;       //cs2=0 
        StateCheck();     //檢查是否忙

         P3OUT&=~RW;    //rw=0 
         P4DIR=0xff;    //P4口為輸出口

         P4OUT=com2; 
         P2OUT|=E;       //E=1 
         P2OUT&=~E;      //E=0 
}

//****************寫顯示數據子程序（左）********************** 
void WriteData_L (uchar dat1) 
{ 
         P3OUT&=~CS1;       //cs1=0 
         P3OUT|=CS2;        //cs2=1 
        StateCheck();     //檢查是否忙 
        P3OUT|=RS;         //rs=1 
        P3OUT&=~RW;        //rw=0 
        P4DIR=0xff;       //P4口為輸出口 
        P4OUT=dat1; 
        P2OUT|=E;      //E=1 
        P2OUT&=~E;     //E=0 
     } 
//****************寫顯示數據子程序（右）********************** 
void WriteData_R(uchar dat2) 
{ 
        P3OUT|=CS1;       //cs1=1 
        P3OUT&=~CS2;      //cs2=0 
        StateCheck();     //檢查是否忙 
        P3OUT|=RS;         //rs=1 
        P3OUT&=~RW;        //rw=0 
        P4DIR=0xff;       //P4口為輸出口 
        P4OUT=dat2; 
        P2OUT|=E;      //E=1 
        P2OUT&=~E;     //E=0 
}

//******************清屏 ************************ 
void ClearScreen(void) 
{      uchar i,j; 
       for(i=0;i<8;i++) 
       {   WriteCommand_L(i|0xb8);      //設置頁地址 
           WriteCommand_R(i|0xb8); 
           WriteCommand_L(0x40);       //設置列地址 
           WriteCommand_R(0x40); 
           for(j=0;j<64;j++)        //寫0x00 
             { WriteData_L(0x00); 
               WriteData_R(0x00); 
             } 
       } 
}

//******************滿屏 ************************ 
void AllScreen(void) 
{      uchar i,j; 
       for(i=0;i<8;i++) 
       {   WriteCommand_L(i|0xb8);      //設置頁地址 
           WriteCommand_R(i|0xb8);

           WriteCommand_L(0x40);       //設置列地址 
           WriteCommand_R(0x40); 
           for(j=0;j<64;j++)        //寫0xff 
             { WriteData_L(0xff); 
               WriteData_R(0xff); 
             } 
       } 
} 
//****************LCD初始化****************************** 
void Init_LCD (void) 
{ 
   P2DIR|=BIT1;       //P2.7為輸出口 
   P2OUT&=~RST;       //RST=0,LCD復位 
   delayl(50);         //延時 
   P2OUT|=RST;        //rst=1 
   delayl(50); 
   P3DIR|=BIT3;       //P3.3為輸出口 
   P3OUT&=~CS1;        //CS1=0

   P3DIR|=BIT2;       //P3.2為輸出口 
   P3OUT&=~CS2;        //CS2=0

   P3DIR|=BIT1;       //P3.1為輸出口 
   P3OUT&=~RS;         //RS=0

   P3DIR|=BIT0;       //P3.0為輸出口 
   P3OUT&=~RW;         //RW=0

   P2DIR|=BIT7;       //P2.7為輸出口 
   P2OUT&=~E;          //E=0

    WriteCommand_L(0xc0);WriteCommand_R(0xc0);   //顯示開始行 
    WriteCommand_L(0x3f);WriteCommand_R(0x3f);   //開顯示 
    ClearScreen();
} 
//***********************寫漢字********************************* 
void WriteWord (uchar colum,uchar  page, const uchar *code)//page2:頁  colum2:列    code2:字代碼 
{ 
  uchar i,j,colum0; 
  uchar flag;

    for(j=0;j<2;j++) 
    {    WriteCommand_L(page|0xb8);         //頁 
         WriteCommand_R(page|0xb8); 
         colum0=colum; 
         if(colum0>63)                   //右屏 
           { colum0=colum0-64; 
                       WriteCommand_R(colum0|0x40); 
                       flag=1; 
            } 
         else                           //左屏 
           { 
             WriteCommand_L(colum0|0x40); 
             flag=0; 
            } 
       //********************* 
        for(i=0;i<16;i++) 
            { 
               if(flag==0) 
                  { 
                     WriteData_L(*code); 
                   } 
               else 
                  { 
                    WriteData_R(*code); 
                  } 
                code++; 
                    if(colum0==64)      //列=64 
                       { 
                          colum0=0; 
                           if(flag==0) 
                             { 
                               flag=1; 
                               WriteCommand_R(colum0|0x40); 
                              } 
                            else 
                              { 
                                 break; 
                              } 
                        } 
             // colum++; 
            } 
      page++; 
    } 
} 
//*******************畫線********************************* 
void DrawLine(void) 
{ 
 uchar i,j=0; 
  for(i=0;i<8;i++) 
  { 
    WriteWord(j,4,code100); 
    j+=16; 
  } 
}
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