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ST7529和ST7586S的源代碼(AVR單片機程序)

作者:佚名   來源:本站原創   點擊數:…  更新時間：2014年11月22日   【字體：大 中 小】

整理下前陣子的心得，ST7529和ST7586S的驅動體會。驅動IC的PDF文檔網上都能搜索到。
單片機都是AVR 的MEGA64A
點上土匪頭像，98*98像素。吟濕一首，好濕啊好濕

//PIN7-PIN14 ---> DB0-DB7--->PF0-PF7
//PIN16 LED-K ---> PA7
//PIN15 /RST ---> PD4
//PIN6 /RD ---> PA3
//PIN5 /WD ---> PA4
//PIN4 RS ---> PA5
//PIN3 /CS ---> PA6
 
#define DATA_IO_INIT() {DDRF=0xFF;PORTF=0x00;}
 
#define LCD_RST_ON() {DDRD|=BIT(4);PORTD&=~BIT(4);}
#define LCD_RST_OFF() {DDRD|=BIT(4);PORTD|=BIT(4);}
 
#define LCD_RS_LOW_COMMAND() {DDRA|=BIT(5);PORTA&=~BIT(5);}
#define LCD_RS_HIGH_DATA() {DDRA|=BIT(5);PORTA|=BIT(5);}
 
#define LCD_RD_LOW() {DDRA|=BIT(3);PORTA&=~BIT(3);}
#define LCD_RD_HIGH() {DDRA|=BIT(3);PORTA|=BIT(3);}
 
#define LCD_WR_LOW() {DDRA|=BIT(4);PORTA&=~BIT(4);}
#define LCD_WR_HIGH() {DDRA|=BIT(4);PORTA|=BIT(4);}
 
#define LCD_CS_LOW_ON() {DDRA|=BIT(6);PORTA&=~BIT(6);}
#define LCD_CS_HIGH_OFF() {DDRA|=BIT(6);PORTA|=BIT(6);}
 
#define LCD_LED_ON() {DDRA|=BIT(7);PORTA|=BIT(7);}
#define LCD_LED_OFF() {DDRA|=BIT(7);PORTA&=~BIT(7);}
/**************************************************************
  EXPLAIN:  DEFINE FOR ST7529 DRIVER
***************************************************************/
#define    EXT_IN      0x30 //(P=0 )Ext=0 Set
#define EXT_OUT 0x31 //(P=0 )Ext=1 Set
#define DISON 0xaf //(P=0 )Display On
#define DISOFF 0xae //(P=0 )Display Off
#define    DISNOR 0xa6 //(P=0 )Normal Display
#define DISINV 0xa7 //(P=0 )Inverse Display
#define COMSCN    0xbb //(P=1 )COM Scan Direction
#define DISCTRL 0xca //(P=3 )Display Control
#define SLPIN    0x95 //(P=0 )Sleep In
#define    SLPOUT 0x94 //(P=0 )Sleep Out
#define     LASET 0x75 //(P=2 )Line Address Set
#define CASET 0x15 //(P=2 )Column Address Set
#define     DATSDR 0xbc //(P=3 )Data Scan Direction
#define RAMWR 0x5c //(P=N )Writing to Memory
#define     RAMRD 0x5d //(P=N )Reading from Memory
#define PTLIN 0xa8 //(P=2 )Partial display in
#define PTLOUT 0xa9 //(P=0 )Partial display out
#define    RMWIN       0xe0 //(P=0 )Read and Modify Write
#define RMWOUT 0xee //(P=0 )RMW end
#define ASCSET 0xaa //(P=4 )Area Scroll Set
#define SCSTART 0xab //(P=1 )Scroll Start Set
#define    OSCON 0xd1 //(P=0 )Internal OSC on
#define OSCOFF 0xd2 //(P=0 )Internal OSC off
#define PWRCTRL 0x20 //(P=1 )Power Control
#define VOLCTRL 0x81 //(P=2 )EC control
#define    VOLUP 0xd6 //(P=0 )EC increase 1
#define VOLDOWN 0xd7 //(P=0 )EC decrease 1
#define RESERVED 0x82 //(P=0 )Not Use
#define EPSRRD1 0x7c //(P=0 )READ Register1
#define EPSRRD2 0x7d //(P=0 )READ Register2
//#define NOP 0x25 //(P=0 )NOP Instruction
//#define STREAD //(P=0 )Status Read
#define EPINT 0x07 //(P=1 )Initial code(1)
//Ext =1
#define GRAY1SET    0x20 //(P=16)FRAME 1 Gray PWM Set
#define GRAY2SET 0x21 //(P=16)FRAME 2 Gray PWM Set
#define     ANASET 0x32 //(P=3 )Analog Circuit Set
#define SWINT 0x34 //(P=0 )Software Initial
#define EPCTIN 0xcd //(P=1 )Control EEPROM
#define EPCOUT 0xcc //(P=0 )Cancel EEPROM
#define    EPMWR 0xfc //(P=0 )Write to EEPROM
#define EPMRD 0xfd //(P=0 )Read from EEPROM
//*****************************************
 
//*****************************
#define  LCM_SEG_MAX  255
#define  LCM_COM_MAX      160
#define  LCM_PAG_MAX       9
#define  LCM_SEG_USE  240
#define  LCM_COM_USE       160
#define  LCM_PAG_USE       8
#define  LCM_RATIO         1
#define  LCM_VOP       2
#define  LCM_STR_COM   0
#define  LCM_STR_SEG   4
#define  LCM_STR_PAG   0
#define  LCM_COM_DIR       1 //0表示反向掃描，1表示正向掃描
#define  LCM_SEG_DIR       1  //0表示反向掃描，1表示正向掃描
/*****************************要顯示的數據取模方式****************************/
/*從第一行開始向右，取8個點作為一個字節，然后從第二行開始向右
取8個點作為第二個字節...依此類推。如果最后不足8個點就補滿8位。
取模順序是從高到低，即第一個點作為最高位。如*-------取為10000000*/
//行列式，順位，高位在前
//就舉一個，用取模軟件自己比對吧
const uchar Image24_ceng[]=
{0x00,0x00,0x01,0x00,0x00,0x08,0x0F,0x0A,0x09,0x08,0x08,0x08,0x0F,0x00,0x02,0x03,0x02,0x02,0x03,0x02,0x02,0x03,0x02,0x00,
0x00,0x00,0x01,0xC1,0xC2,0x04,0xFB,0x18,0x99,0x99,0x9A,0x1C,0xE3,0x00,0x00,0xFF,0x00,0x00,0xFF,0x00,0x00,0xFF,0x00,0x00,
0x00,0x00,0x80,0x00,0x00,0x18,0xF0,0x90,0x90,0x10,0x10,0x10,0xF0,0x00,0xC0,0x40,0x40,0x40,0xC0,0x40,0x40,0xC0,0x40,0x00};/*"曾",0*/ 

/*******************************LCD寫命令**********************************/
void LCD_Cmd_Write(unsigned char cmd)
   {
           LCD_RS_LOW_COMMAND();
  LCD_RD_HIGH();
          /*LCD_ChkBusy();*/         //Call LCD_ChkBusy to Check Busy Bit
  LCD_WR_LOW();
  NOP();
  NOP();
  DDRF = 0xFF;
  PORTF = cmd;
           LCD_CS_LOW_ON();
  NOP();
  NOP();
           LCD_WR_HIGH();
      Some_NOP(3);
  LCD_CS_HIGH_OFF();
   } 

/*****************************LCD寫數據**********************************/
void LCD_Data_Write(unsigned char data)
   {
          /*LCD_ChkBusy(); */      //Call LCD_ChkBusy to Check Busy Bit
          DDRF = 0xFF;
 LCD_RS_HIGH_DATA();
 LCD_RD_HIGH();
          PORTF = data;
 LCD_WR_LOW();
 NOP();
 NOP();
 LCD_CS_LOW_ON();     
          NOP()
 NOP();
         LCD_WR_HIGH();
         Some_NOP(3);
         LCD_CS_HIGH_OFF();
   } 

/***********************LCD讀數據*******************************/
unsigned char LCD_Data_Read(void)
   {
          unsigned char data_m=0;
          DDRF = 0x00;  //讀出
          LCD_RS_HIGH_DATA();
           LCD_RD_HIGH(); 
  LCD_WR_LOW();
  NOP();
  NOP();                    
           LCD_CS_LOW_ON();
  NOP();
  NOP();
           LCD_WR_HIGH();
           NOP();
           NOP();
      LCD_RD_LOW();
      NOP();
      NOP();
      data_m = PINF;
      LCD_RD_HIGH();
    NOP();
      NOP();
      return data_m;
   }

/**********************************設置XY坐標*********************************/
/******************X<159,Y<84*****************************/
void Set_Address(uchar ucXpos1,uchar ucXpos2,uchar ucYpos1,uchar ucYpos2)
   {
       LCD_Cmd_Write(EXT_IN);   //EXT=0
       LCD_Cmd_Write(LASET);   //THIRD  COMMAND SET LINE ADDRESS 
       LCD_Data_Write(ucYpos1);    //START LINE
       LCD_Data_Write(ucYpos2);  //END   LINE
       
       LCD_Cmd_Write(CASET);   //THIRD  COMMAND SET COLUMN ADDRESS 
       LCD_Data_Write(ucXpos1);  //START COLUMN  
       LCD_Data_Write(ucXpos2);  //END   COLUMN       
   }

/**************************LCD的點測試程序***********************************/
/*******************y_line[0,159],x_column[0,83]**************************/
void LCD_Clear_RAM(uchar start_x,uchar end_x,uchar start_y,uchar end_y)
   {
           unsigned int i,j;
           Set_Address(start_x,end_x,start_y,end_y);
           LCD_Cmd_Write(RAMWR);   //DATA WRITE 
  j = (end_x-start_x+1)*(end_y-start_y+1);
          for(i=0;i<=j;i++)       
           {         
                  LCD_Data_Write(0);
LCD_Data_Write(0);
LCD_Data_Write(0);
           }
   }  

/****在坐標XY處開始寫入1個點的數據，并且保持處于這列中的其它兩個值不變*********/
void Write_XY(uchar ucXpos,uchar ucYpos,uchar ucData)
   {
       unsigned char i=0,l=0,j=0;
       unsigned char ucMem=0;
       unsigned char ucData1,ucData2,ucData3,ucCol=0,ucSet=0;
       unsigned int  uiCount=0;
     
      ucCol = ucYpos/3;//得到Y軸上的列，一些寫一個列，一個列里包含3個數據
      ucSet = ucYpos%3;//得到塊上3個點中的一個
       Set_Address(ucCol,80,ucXpos,159);  //因為選擇了行不變，而列由3個豎條小列組成，所以一次要寫3個點
 
      LCD_Cmd_Write(RAMRD);       //從RAM內讀坐標的值    
 
      LCD_Data_Read();  //空讀一個頭數據
 
      ucData1 = LCD_Data_Read();   //讀取原來的3個點的值
      ucData2 = LCD_Data_Read();
      ucData3 = LCD_Data_Read();
   
      Set_Address(ucXpos,159,ucCol,83);  //在指定坐標的RAM內寫入顯示值
      LCD_Cmd_Write(RAMWR);
       switch(ucSet)
        {
            case 0:
            ucData1 = ucData;
          //ucData2=0x00;
          //ucData3=0x00;
            break;
            case 1:
              //ucData1=0x00;
              ucData2 = ucData;
              //ucData3=0x00;
              break;
            case 2:
              //ucData1=0x00;
              //ucData2=0x00;
              ucData3 = ucData;
              break;
         }
        LCD_Data_Write(ucData1);    //寫入新點的值，并且保持原來兩個點的值不變
        LCD_Data_Write(ucData2);
        LCD_Data_Write(ucData3);      
   }
     
/*******************24*24圖片顯示***************************/  
void Image24_Disp(uchar x,uchar y,const uchar *img)
   {
       uint p;
  uchar i,j,k,data;
  LCD_Cmd_Write(0x30);
  
  LCD_Cmd_Write(CASET);
  LCD_Data_Write(x);
  LCD_Data_Write(x+7);
  
  LCD_Cmd_Write(LASET);
  LCD_Data_Write(y);
  LCD_Data_Write(y+24);
  
  LCD_Cmd_Write(RAMWR);
  for(i=0;i<24;i++)
   { 
   k = img[i];
for(j=0;j<8;j++)//第一個8列字節數據
{
    if(k&0x80)
 {
     data = 0xFF;
 }
else
 {
     data = 0;
 }
LCD_Data_Write(data);
k = k<<1; 
}
k = img[i+24];//第2個8列字節數據
for(j=0;j<8;j++)
{
    if(k&0x80)
 {
     data = 0xFF;
 }
else
 {
     data = 0;
 } 
LCD_Data_Write(data);
k = k<<1; 
}
k = img[i+48];//第3個8列字節數據
for(j=0;j<8;j++)
{
    if(k&0x80)
 {
     data = 0xFF;
 }
else
 {
     data = 0;
 } 
LCD_Data_Write(data);
k = k<<1; 
} 
}
   }    
   
/*******************16*16圖片顯示***************************/  
void Image_Disp(uchar x,uchar y,const uchar *img,uchar column,uchar line)
   {
       uint p;
  uchar i,j,k,data;
  LCD_Cmd_Write(0x30);
  
  LCD_Cmd_Write(CASET);
  LCD_Data_Write(x);
  LCD_Data_Write(x+5);
  
  LCD_Cmd_Write(LASET);
  LCD_Data_Write(y);
  LCD_Data_Write(y+16);
  
  LCD_Cmd_Write(RAMWR);
  for(i=0;i<16;i++)
   { 
   k = img[i];
for(j=0;j<8;j++)//第一個8列字節數據
{
    if(k&0x80)
 {
     data = 0xFF;
 }
else
 {
     data = 0;
 }
LCD_Data_Write(data);
k = k<<1; 
}
k = img[i+16];//第2個8列字節數據
for(j=0;j<8;j++)
{
    if(k&0x80)
 {
     data = 0xFF;
 }
else
 {
     data = 0;
 } 
LCD_Data_Write(data);
k = k<<1; 
}
LCD_Data_Write(0);//余下的兩列
LCD_Data_Write(0); 
}
   }    
 
void Read_LCD_EEPROM(void)
   {
      LCD_Cmd_Write(EXT_IN); // Ext = 0
   LCD_Cmd_Write(EPINT); // Initial code (1)
   LCD_Data_Write(0x19);
   LCD_Cmd_Write(EXT_OUT); // Ext = 1
   LCD_Cmd_Write(EPCTIN); // EEPROM ON
   LCD_Data_Write(0x00); // Entry "Read Mode"
   Delay_ms(95); // Waite for EEPROM Operation ( 100ms )
   LCD_Cmd_Write(EPMRD); // Start EEPROM Reading Operation
   Delay_ms(95); // Waite for EEPROM Operation ( 100ms )
   LCD_Cmd_Write(EPCOUT); // Exist EEPORM Mode
   LCD_Cmd_Write(EXT_IN); // Ext = 0
   }
 //********************************
 //Funtion:
 //Parameter:
 //********************************
void Write_LCD_EEPROM(void)
   {
       LCD_Cmd_Write(EXT_IN); // Ext = 0
    LCD_Cmd_Write(DISOFF); // Display OFF
    LCD_Cmd_Write(EPINT); // Initial code(1)
    LCD_Data_Write(0x19);
    LCD_Cmd_Write(EXT_OUT); // Ext = 1
    LCD_Cmd_Write(EPCTIN); // EEPROM ON
    LCD_Data_Write(0x20); // Entry "Write Mode"
    Delay_ms(95); // Waite for EEPROM Operation ( 100ms )
    LCD_Cmd_Write(EPMWR); // Start EEPROM Writing Operation
    Delay_ms(95); // Waite for EEPROM Operation ( 100ms )
    LCD_Cmd_Write(EPCOUT); // Exist EEPROM Mode
    LCD_Cmd_Write(EXT_IN); // Ext = 0
    LCD_Cmd_Write(DISON); // Display ON
   }   
   
/**********************LCD復位程序********************/
void LCD_Reset(void )
   {  
       LCD_RST_OFF();
       Delay_ms(1);
       LCD_RST_ON();
       Delay_us(10);
       LCD_RST_OFF();
  Delay_ms(1);
   }   
   
/*************************LCD初始化***********************/
void LCD_Init(void)
   {
       LCD_Reset();
  LCD_Cmd_Write(EXT_IN);     // EXT=0,0X30
       LCD_Cmd_Write(SLPOUT);     // SLPOUT=0x94,SLEEP OUT 
       LCD_Cmd_Write(OSCON);    // OSCON=0xD1,INTERNAL OSCILLATION ON
       Delay_ms(1);
       
       LCD_Cmd_Write(PWRCTRL);    // PWRCTRL=0x20,POWER CONTROL SET
       LCD_Data_Write(0x08);   // TURN ON BOOSTER AND REFERENCE VOLTAGE GENERATION CIRCUIT ;0bh
    Delay_ms(2);
  
  LCD_Cmd_Write(PWRCTRL);    // PWRCTRL=0x20,POWER CONTROL SET
       LCD_Data_Write(0x0B);   // TURN ON BOOSTER AND REFERENCE VOLTAGE GENERATION CIRCUIT ;0bh
  
    LCD_Cmd_Write(DISCTRL);     // DISCTRL=0xCA,DISPLAY CONTROL 
    LCD_Data_Write(0X04);   // CL DIVIDING RATIO ,F1 AND F2 DRIVE PATTERN
    LCD_Data_Write(0X27);   // DIVER DUTY,160 
    LCD_Data_Write(0X00);   // FR INVERSE-SET VALUE
 
    LCD_Cmd_Write(COMSCN);     // COMSCN=0xBB,C0M0-->COM79,C0M159-->COM80
    LCD_Data_Write(0X01); 
 
    LCD_Cmd_Write(VOLCTRL);    // VOLCTRL=0x81,Electronic Control,THREE COMMAND   SET REFERENCE VOLTAGE SELECT MODE 
    LCD_Data_Write(0X0E);   // REFERENCE VOLTAGE PARAMETER ;14.4V
    LCD_Data_Write(0X04);   // SET REFERENCE VOLTAGE PARAMETER ;04 3.6+(100001110)*0.04
    Delay_us(20);
 
    LCD_Cmd_Write(DISINV);    // DISINV=0xA7,INVERSE DISPLAY
  
    LCD_Cmd_Write(EXT_OUT);     // EXT=1
    LCD_Cmd_Write(ANASET);    // ANASET=0x32,ANALOG CIRCUIT SET 
    LCD_Data_Write(0X03);   // OSC FREQUENCEY ADJUSTMENT DEFAULT=12.7K 03=21.9K
    LCD_Data_Write(0X02);   // BOOSTER EFFICIENCY SET 6K DEFAULT
    LCD_Data_Write(0X02);   // BIAS SETTING DEFAULT 1/12;1/13,1/14時太淡 
    Delay_ms(1);
 
  //==================================================== 
  LCD_Cmd_Write(GRAY1SET);    // SET GRAY VALUE 0X1F時背景全部為深色
  
      LCD_Data_Write(0X00);  // START PARA  00
    LCD_Data_Write(0X00);  // START PARA  03 
    LCD_Data_Write(0X00);  // START PARA  06
    LCD_Data_Write(0X00);  // START PARA  09
  
    LCD_Data_Write(0X00);  // START PARA  
    LCD_Data_Write(0X00);  // START PARA
    LCD_Data_Write(0X00);  // START PARA 
    LCD_Data_Write(0X00);  // START PARA
 
    LCD_Data_Write(0X00);  // START PARA  
    LCD_Data_Write(0X00);  // START PARA
    LCD_Data_Write(0X00);  // START PARA 
    LCD_Data_Write(0X00);  // START PARA
  
    LCD_Data_Write(0X00);  // START PARA  
    LCD_Data_Write(0X00);  // START PARA
    LCD_Data_Write(0X00);  // START PARA 
    LCD_Data_Write(0X00);  // START PARA
//******************************************
 
       LCD_Cmd_Write(GRAY2SET);    // SET GRAY VALUE
  
      LCD_Data_Write(0X00);  // START PARA  00
    LCD_Data_Write(0X00);  // START PARA  03 
    LCD_Data_Write(0X00);  // START PARA  06
    LCD_Data_Write(0X00);  // START PARA  09
  
    LCD_Data_Write(0X00);  // START PARA  
    LCD_Data_Write(0X00);  // START PARA
    LCD_Data_Write(0X00);  // START PARA 
    LCD_Data_Write(0X00);  // START PARA
 
    LCD_Data_Write(0X00);  // START PARA  
    LCD_Data_Write(0X00);  // START PARA
    LCD_Data_Write(0X00);  // START PARA 
    LCD_Data_Write(0X00);  // START PARA
  
    LCD_Data_Write(0X00);  // START PARA  
    LCD_Data_Write(0X00);  // START PARA
    LCD_Data_Write(0X00);  // START PARA 
    LCD_Data_Write(0X00);  // START PARA
 
       LCD_Cmd_Write(SWINT); //Software Initial
  Delay_ms(1);
//******************************************
       Read_LCD_EEPROM(); //Read EEPROM Flow
  LCD_Cmd_Write(EXT_IN);    // EXT=0
  LCD_Cmd_Write(DISON); //Display On
  
    LCD_Cmd_Write(DATSDR);   // FORTH  COMMAND SET DATA SCAN DRECTION 
    LCD_Data_Write(0X01);  // NORMAL/REVERSE DISPLAY OF ADDRESS AND ADDRESS SCAN DRICTION 
    LCD_Data_Write(0X00);  // RGB ARRANGEMENT    
    LCD_Data_Write(0X02);  // 32 GRAY-SCALE 65K,3B3P MODE
  
    LCD_Cmd_Write(LASET);   // THIRD  COMMAND SET LINE ADDRESS 
    LCD_Data_Write(0X00);  // START LINE
    LCD_Data_Write(0X9f);  // END   LINE
    Delay_ms(1);
  
    LCD_Cmd_Write(CASET);   // THIRD  COMMAND SET COLUMN ADDRESS 
    LCD_Data_Write(0X00);  // START COLUMN
    LCD_Data_Write(0X4F);  // END   COLUMN
    Delay_ms(1);  
   } 
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