atmega8 例程:5110液晶驱动程序

 
/*****************************************************************
*  函数库说明:ATMEGA8 NOKIA 5110LCD 驱动
*  版本:      v1.0									       
*  修改:      庞辉    芜湖联大飞思卡尔工作室             									       
*  修改日期:  2011年08月03日 							   
*			   											   
*  说明:	   无										   
*                                                          
*  版本更新:                                              
*                                                                                          
******************************************************************
*注意: 
*******************************************************************/

#include "includes.h"


int main(void)
{
    LCD_INIT();
    LCD_Write_Chinese_String(10,0,12,4,Chinese_Font,0,5);
    LCD_Write_Chinese_String(10,2,12,4,Chinese_Font,4,5);
    LCD_Write_Chinese_String(15,4,12,3,Chinese_Font,8,5);
    while(1);
    
    return 0;
}


//5110.c

#include "includes.h"

uint8 ASSIC_Font[][6] =
{
    { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },   // sp
    { 0x00, 0x00, 0x00, 0x2f, 0x00, 0x00 },   // !
    { 0x00, 0x00, 0x07, 0x00, 0x07, 0x00 },   // "
    { 0x00, 0x14, 0x7f, 0x14, 0x7f, 0x14 },   // #
    { 0x00, 0x24, 0x2a, 0x7f, 0x2a, 0x12 },   // $
    { 0x00, 0x62, 0x64, 0x08, 0x13, 0x23 },   // %
    { 0x00, 0x36, 0x49, 0x55, 0x22, 0x50 },   // &
    { 0x00, 0x00, 0x05, 0x03, 0x00, 0x00 },   // '
    { 0x00, 0x00, 0x1c, 0x22, 0x41, 0x00 },   // (
    { 0x00, 0x00, 0x41, 0x22, 0x1c, 0x00 },   // )
    { 0x00, 0x14, 0x08, 0x3E, 0x08, 0x14 },   // *
    { 0x00, 0x08, 0x08, 0x3E, 0x08, 0x08 },   // +
    { 0x00, 0x00, 0x00, 0xA0, 0x60, 0x00 },   // ,
    { 0x00, 0x08, 0x08, 0x08, 0x08, 0x08 },   // -
    { 0x00, 0x00, 0x60, 0x60, 0x00, 0x00 },   // .
    { 0x00, 0x20, 0x10, 0x08, 0x04, 0x02 },   // /
    { 0x00, 0x3E, 0x51, 0x49, 0x45, 0x3E },   // 0
    { 0x00, 0x00, 0x42, 0x7F, 0x40, 0x00 },   // 1
    { 0x00, 0x42, 0x61, 0x51, 0x49, 0x46 },   // 2
    { 0x00, 0x21, 0x41, 0x45, 0x4B, 0x31 },   // 3
    { 0x00, 0x18, 0x14, 0x12, 0x7F, 0x10 },   // 4
    { 0x00, 0x27, 0x45, 0x45, 0x45, 0x39 },   // 5
    { 0x00, 0x3C, 0x4A, 0x49, 0x49, 0x30 },   // 6
    { 0x00, 0x01, 0x71, 0x09, 0x05, 0x03 },   // 7
    { 0x00, 0x36, 0x49, 0x49, 0x49, 0x36 },   // 8
    { 0x00, 0x06, 0x49, 0x49, 0x29, 0x1E },   // 9
    { 0x00, 0x00, 0x36, 0x36, 0x00, 0x00 },   // :
    { 0x00, 0x00, 0x56, 0x36, 0x00, 0x00 },   // ;
    { 0x00, 0x08, 0x14, 0x22, 0x41, 0x00 },   // <
    { 0x00, 0x14, 0x14, 0x14, 0x14, 0x14 },   // =
    { 0x00, 0x00, 0x41, 0x22, 0x14, 0x08 },   // >
    { 0x00, 0x02, 0x01, 0x51, 0x09, 0x06 },   // ?
    { 0x00, 0x32, 0x49, 0x59, 0x51, 0x3E },   // @
    { 0x00, 0x7C, 0x12, 0x11, 0x12, 0x7C },   // A
    { 0x00, 0x7F, 0x49, 0x49, 0x49, 0x36 },   // B
    { 0x00, 0x3E, 0x41, 0x41, 0x41, 0x22 },   // C
    { 0x00, 0x7F, 0x41, 0x41, 0x22, 0x1C },   // D
    { 0x00, 0x7F, 0x49, 0x49, 0x49, 0x41 },   // E
    { 0x00, 0x7F, 0x09, 0x09, 0x09, 0x01 },   // F
    { 0x00, 0x3E, 0x41, 0x49, 0x49, 0x7A },   // G
    { 0x00, 0x7F, 0x08, 0x08, 0x08, 0x7F },   // H
    { 0x00, 0x00, 0x41, 0x7F, 0x41, 0x00 },   // I
    { 0x00, 0x20, 0x40, 0x41, 0x3F, 0x01 },   // J
    { 0x00, 0x7F, 0x08, 0x14, 0x22, 0x41 },   // K
    { 0x00, 0x7F, 0x40, 0x40, 0x40, 0x40 },   // L
    { 0x00, 0x7F, 0x02, 0x0C, 0x02, 0x7F },   // M
    { 0x00, 0x7F, 0x04, 0x08, 0x10, 0x7F },   // N
    { 0x00, 0x3E, 0x41, 0x41, 0x41, 0x3E },   // O
    { 0x00, 0x7F, 0x09, 0x09, 0x09, 0x06 },   // P
    { 0x00, 0x3E, 0x41, 0x51, 0x21, 0x5E },   // Q
    { 0x00, 0x7F, 0x09, 0x19, 0x29, 0x46 },   // R
    { 0x00, 0x46, 0x49, 0x49, 0x49, 0x31 },   // S
    { 0x00, 0x01, 0x01, 0x7F, 0x01, 0x01 },   // T
    { 0x00, 0x3F, 0x40, 0x40, 0x40, 0x3F },   // U
    { 0x00, 0x1F, 0x20, 0x40, 0x20, 0x1F },   // V
    { 0x00, 0x3F, 0x40, 0x38, 0x40, 0x3F },   // W
    { 0x00, 0x63, 0x14, 0x08, 0x14, 0x63 },   // X
    { 0x00, 0x07, 0x08, 0x70, 0x08, 0x07 },   // Y
    { 0x00, 0x61, 0x51, 0x49, 0x45, 0x43 },   // Z
    { 0x00, 0x00, 0x7F, 0x41, 0x41, 0x00 },   // [
    { 0x00, 0x55, 0x2A, 0x55, 0x2A, 0x55 },   // 55
    { 0x00, 0x00, 0x41, 0x41, 0x7F, 0x00 },   // ]
    { 0x00, 0x04, 0x02, 0x01, 0x02, 0x04 },   // ^
    { 0x00, 0x40, 0x40, 0x40, 0x40, 0x40 },   // _
    { 0x00, 0x00, 0x01, 0x02, 0x04, 0x00 },   // '
    { 0x00, 0x20, 0x54, 0x54, 0x54, 0x78 },   // a
    { 0x00, 0x7F, 0x48, 0x44, 0x44, 0x38 },   // b
    { 0x00, 0x38, 0x44, 0x44, 0x44, 0x20 },   // c
    { 0x00, 0x38, 0x44, 0x44, 0x48, 0x7F },   // d
    { 0x00, 0x38, 0x54, 0x54, 0x54, 0x18 },   // e
    { 0x00, 0x08, 0x7E, 0x09, 0x01, 0x02 },   // f
    { 0x00, 0x18, 0xA4, 0xA4, 0xA4, 0x7C },   // g
    { 0x00, 0x7F, 0x08, 0x04, 0x04, 0x78 },   // h
    { 0x00, 0x00, 0x44, 0x7D, 0x40, 0x00 },   // i
    { 0x00, 0x40, 0x80, 0x84, 0x7D, 0x00 },   // j
    { 0x00, 0x7F, 0x10, 0x28, 0x44, 0x00 },   // k
    { 0x00, 0x00, 0x41, 0x7F, 0x40, 0x00 },   // l
    { 0x00, 0x7C, 0x04, 0x18, 0x04, 0x78 },   // m
    { 0x00, 0x7C, 0x08, 0x04, 0x04, 0x78 },   // n
    { 0x00, 0x38, 0x44, 0x44, 0x44, 0x38 },   // o
    { 0x00, 0xFC, 0x24, 0x24, 0x24, 0x18 },   // p
    { 0x00, 0x18, 0x24, 0x24, 0x18, 0xFC },   // q
    { 0x00, 0x7C, 0x08, 0x04, 0x04, 0x08 },   // r
    { 0x00, 0x48, 0x54, 0x54, 0x54, 0x20 },   // s
    { 0x00, 0x04, 0x3F, 0x44, 0x40, 0x20 },   // t
    { 0x00, 0x3C, 0x40, 0x40, 0x20, 0x7C },   // u
    { 0x00, 0x1C, 0x20, 0x40, 0x20, 0x1C },   // v
    { 0x00, 0x3C, 0x40, 0x30, 0x40, 0x3C },   // w
    { 0x00, 0x44, 0x28, 0x10, 0x28, 0x44 },   // x
    { 0x00, 0x1C, 0xA0, 0xA0, 0xA0, 0x7C },   // y
    { 0x00, 0x44, 0x64, 0x54, 0x4C, 0x44 },   // z
    { 0x14, 0x14, 0x14, 0x14, 0x14, 0x14 }    // horiz lines
};

uint8 Chinese_Font[][25] = 
  {
  /*--  文字:  芜  --*/
  /*--  楷体9;  此字体下对应的点阵为:宽x高=12x12   --*/
  /*--  高度不是8的倍数,现调整为:宽度x高度=12x16  --*/
  {
    0x00,0x48,0x48,0xDE,0xFE,0xF4,0xFE,0x76,0x24,0x04,0x04,0x00,0x00,0x02,0x03,0x03,
  0x01,0x03,0x03,0x02,0x02,0x02,0x03,0x00
  },

  /*--  文字:  湖  --*/
  /*--  楷体9;  此字体下对应的点阵为:宽x高=12x12   --*/
  /*--  高度不是8的倍数,现调整为:宽度x高度=12x16  --*/
  {
    0x10,0x94,0xD4,0xD4,0xF8,0xFF,0xCE,0xFC,0xFC,0xFC,0xFC,0x00,0x01,0x03,0x03,0x01,
  0x01,0x07,0x07,0x03,0x02,0x07,0x07,0x00
  },

  /*--  文字:  联  --*/
  /*--  楷体9;  此字体下对应的点阵为:宽x高=12x12   --*/
  /*--  高度不是8的倍数,现调整为:宽度x高度=12x16  --*/
  {
    0x04,0xFC,0xFC,0xFC,0xFC,0xD4,0xF4,0xF4,0xFE,0x56,0x42,0x00,0x01,0x01,0x01,0x07,
  0x07,0x06,0x03,0x01,0x01,0x03,0x02,0x00
  },

  /*--  文字:  大  --*/
  /*--  楷体9;  此字体下对应的点阵为:宽x高=12x12   --*/
  /*--  高度不是8的倍数,现调整为:宽度x高度=12x16  --*/
  {
    0x00,0x00,0x20,0x20,0xE2,0xFE,0xFE,0x90,0x10,0x10,0x00,0x00,0x00,0x04,0x06,0x07,
  0x03,0x01,0x01,0x03,0x03,0x06,0x04,0x00
  },

  /*--  文字:  飞  --*/
  /*--  楷体9;  此字体下对应的点阵为:宽x高=12x12   --*/
  /*--  高度不是8的倍数,现调整为:宽度x高度=12x16  --*/
  {
    0x04,0x04,0x04,0x04,0x04,0x7E,0xFE,0xBE,0x3C,0x2C,0x84,0x00,0x00,0x00,0x00,0x00,
  0x00,0x00,0x01,0x03,0x02,0x02,0x03,0x00
  },

  /*--  文字:  思  --*/
  /*--  楷体9;  此字体下对应的点阵为:宽x高=12x12   --*/
  /*--  高度不是8的倍数,现调整为:宽度x高度=12x16  --*/
  {
    0x00,0x80,0xCC,0x3C,0x3C,0x7E,0xFE,0xBE,0x5E,0x46,0x40,0x00,0x00,0x01,0x01,0x01,
  0x03,0x02,0x02,0x02,0x03,0x03,0x02,0x00
  },

  /*--  文字:  卡  --*/
  /*--  楷体9;  此字体下对应的点阵为:宽x高=12x12   --*/
  /*--  高度不是8的倍数,现调整为:宽度x高度=12x16  --*/
  {
    0x00,0x20,0x20,0x30,0x11,0xFF,0xFF,0xD4,0xD4,0x90,0x10,0x00,0x00,0x00,0x00,0x00,
  0x00,0x07,0x07,0x00,0x00,0x00,0x00,0x00
  },

  /*--  文字:  尔  --*/
  /*--  楷体9;  此字体下对应的点阵为:宽x高=12x12   --*/
  /*--  高度不是8的倍数,现调整为:宽度x高度=12x16  --*/
  {
    0x00,0x20,0xB0,0xF8,0x1F,0xFF,0xFA,0x48,0xD8,0x98,0x88,0x00,0x00,0x00,0x01,0x01,
  0x02,0x07,0x07,0x00,0x00,0x01,0x01,0x00
  },

  /*--  文字:  工  --*/
  /*--  楷体9;  此字体下对应的点阵为:宽x高=12x12   --*/
  /*--  高度不是8的倍数,现调整为:宽度x高度=12x16  --*/
  {
    0x00,0x00,0x08,0x08,0x08,0xFC,0xFC,0x04,0x04,0x04,0x00,0x00,0x01,0x01,0x01,0x01,
  0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x00
  },

  /*--  文字:  作  --*/
  /*--  楷体9;  此字体下对应的点阵为:宽x高=12x12   --*/
  /*--  高度不是8的倍数,现调整为:宽度x高度=12x16  --*/
  {
    0x40,0x70,0x38,0xFE,0xF6,0x38,0xFF,0xFF,0xFA,0xA8,0xA8,0x00,0x00,0x00,0x03,0x03,
  0x01,0x00,0x07,0x07,0x03,0x00,0x00,0x00
  },

  /*--  文字:  室  --*/
  /*--  楷体9;  此字体下对应的点阵为:宽x高=12x12   --*/
  /*--  高度不是8的倍数,现调整为:宽度x高度=12x16  --*/
  {
    0x00,0x18,0x1C,0x4C,0x7C,0xFE,0xFE,0x7C,0x4C,0x0C,0x0C,0x00,0x00,0x04,0x04,0x05,
  0x05,0x07,0x07,0x07,0x03,0x06,0x04,0x00
  },

};


/*------------------------------------------------
函 数 名:void LCD_Write_Byte(uint8 dat, uint8 command)
功    能:写入数据或者命令	
输入参数:dat 写入的数据,command 数据或者命令选择
输出参数:无
函数类型:内部函数
特殊声明:上升沿触发,从高位读写
------------------------------------------------*/
void LCD_Write_Byte(uint8 dat, uint8 command)
{
    uint8 i = 0;
    
    /*打开芯片使能端*/
    //LCD_CE = 0;
    Clr_CE;
    /*判断写入数据还是命令*/
    if (command == 0)
    {
    	//LCD_DC = 0;
        Clr_DC;
    }
    else
    {
        //LCD_DC = 1;
        Set_DC;
    }

    for (i = 0;i < 8;i++)
    {
    /*从高位写起*/	
        if(dat & 0x80)
        {
        	//LCD_SDIN = 1;
            Set_SDIN;
        }
        else
        {
        	//LCD_SDIN = 0;
            Clr_SDIN;
        }
        /*(上升沿触发)*/
        //LCD_SCLK = 0;
        Clr_SCLK;
        dat = dat << 1;
        //LCD_SCLK = 1;
        Set_SCLK;
    }
    /*关使能端*/
    //LCD_CE = 1;
    Set_CE;
}

/*------------------------------------------------
函 数 名:void LCD_Set_XY(uint8 X, uint8 Y)
功    能:设置坐标	
输入参数:X,Y 代表设置的坐标
输出参数:无
函数类型:内部函数
------------------------------------------------*/
void LCD_Set_XY(uint8 X, uint8 Y)
{
  LCD_Write_Byte(0x40 | Y, 0);		
  LCD_Write_Byte(0x80 | X, 0);          
}
  
/*------------------------------------------------
函 数 名:void LCD_Clear(void)
功    能:清屏	
输入参数:无
输出参数:无
函数类型:外部函数
------------------------------------------------*/
void LCD_Clear(void)
{
	uint16 i = 0;
	/*使用基本指令集*/
	//LCD_Write_Byte(0x0c, 0);
	/*设置初始地址从0开始*/			
	LCD_Set_XY(0,0);			
	/*将每一位都写0用于清屏,0是灭,1是亮*/
	for (i = 0; i < 504; i++)
	{
	  LCD_Write_Byte(0, 1);			
	}
}

/*------------------------------------------------
函 数 名:void LCD_Init(void)
功    能:初始化芯片	
输入参数:无
输出参数:无
函数类型:外部函数
------------------------------------------------*/
/*------------------------------------------------
芯片初始化时,LCD驱动有以下状态:
1:电源节省模式为 芯片处于掉电模式
2:水平寻址
3:使用基本指令集
------------------------------------------------*/
void LCD_INIT(void)
{
	Set_DDR_CE;
    Set_DDR_RST;
    Set_DDR_DC;
    Set_DDR_SDIN;
    Set_DDR_SCLK;
    
    /*用一个低电平复位*/         
	//LCD_RST = 0;
    Clr_RST;
	//Delay_Nus(1);
	asm("nop");
	/*复位后及时拉高*/
	//LCD_RST = 1;
	Set_RST;
	//LCD_CE = 0;
	Clr_CE;
    //Delay_Nus(1);
	asm("nop");
	
	//LCD_CE = 1;
	Set_CE;
    //Delay_Nus(1);
	asm("nop");
	
	/*使用扩张指令集*/
	LCD_Write_Byte(0x21, 0);
	/*设置偏置电压*/
	LCD_Write_Byte(0xd0, 0);
	/*温度校正*/
	//LCD_Write_Byte(0x06, 0);
	/*1:48*/
	//LCD_Write_Byte(0x13, 0);
	/*使用基本指令集*/
	LCD_Write_Byte(0x20, 0);
	/*设置正常显示模式*/
	LCD_Write_Byte(0x0c, 0);
	/*清屏*/
	LCD_Clear();	        
	   
	//LCD_CE = 0;
	Clr_CE;
    //Delay_Nus(1);
	asm("nop");
}

/*------------------------------------------------
函 数 名:void LCD_Write_Char(uint8 c)
功    能:写一个字符	
输入参数:c 要写入的字符
输出参数:无
函数类型:内部函数
------------------------------------------------*/	
void LCD_Write_Char(uint8 c)
{
	uint8 line = 0;
	
	c -= 32;
	
	for (line=0; line<6; line++)
	{
		LCD_Write_Byte(ASSIC_Font[c][line], 1);
	}
}


/*------------------------------------------------
函 数 名:void LCD_Write_English_String(uint8 X,uint8 Y,char *s)
功    能:向指定位置写入一串字符	
输入参数:X,Y代表地址 s代表要输入的字符串
输出参数:无
函数类型:外部函数
特别说明:使用数组时,要留出最后一位,或者直接加‘\0’!!
------------------------------------------------*/
void LCD_Write_English_String(uint8 X,uint8 Y,char *s)
{
	LCD_Set_XY(X,Y);

	while (*s) 
	{
		LCD_Write_Char(*s);
		s++;
	}
}


/*------------------------------------------------
函 数 名:void LCD_Write_Chinese_String(uint8 X, uint8 Y, uint8 ch_with,
							  uint8 num,uint8 line,uint8 row)
功    能:向指定坐标写入中文句子	
输入参数:X,Y 设置的坐标,ch_with 汉字的宽度,num 汉字的数量
		  line 从第几行开始,字与字间的宽度
输出参数:无
函数类型:外部函数
------------------------------------------------*/
void LCD_Write_Chinese_String(uint8 X, uint8 Y,uint8 ch_with,
							  uint8 num,uint8 *s,uint8 line,uint8 row)
{
	uint8 i = 0;
	uint8 n = 0;
	uint8 (*catch)[25] = s;

	LCD_Set_XY(X,Y);                            
	/*写字符串*/
	for (i = 0;i < num;)
	{
		for (n = 0; n < ch_with * 2; n++)              
		{ 
			if (n == ch_with)                     
			{
				if (i == 0) 
				{
					LCD_Set_XY(X,Y + 1);
				}
				else
				{
				   LCD_Set_XY((X + (ch_with + row) *i),Y + 1);
				}
			}
			LCD_Write_Byte(catch[line + i][n],1);
		}
		i++;
		LCD_Set_XY((X + (ch_with + row) * i),Y);
	}
}


//5110.h

 

/***********************************************************************
*       5110模块
************************************************************************/

//IO数据口定义


#define uint8 unsigned char
#define uint16 unsigned int
#define uint32 unsigned long

#define sint8 signed char
#define sint16 signed int
#define sint32 signed long

#define PORTX PORTB

#define CE   PB0
#define RST  PB1
#define DC   PB2
#define SDIN PB3
#define SCLK PB4

//LCD_CE 使能端(低电平有效)
#define Set_CE PORTX |= (1 << CE)
#define Clr_CE PORTX &= ~(1 << CE)

//LCD_RST 复位(低电平有效)
#define Set_RST PORTX |= (1 << RST)
#define Clr_RST PORTX &= ~(1 << RST)

//LCD_DC 选择命令/地址或输入数据
#define Set_DC PORTX |= (1 << DC)
#define Clr_DC PORTX &= ~(1 << DC)

//LCD_SDIN 数据线
#define Set_SDIN PORTX |= (1 << SDIN)
#define Clr_SDIN PORTX &= ~(1 << SDIN)

//LCD_SCLK 时钟线(上升沿触发)
#define Set_SCLK PORTX |= (1 << SCLK)
#define Clr_SCLK PORTX &= ~(1 << SCLK)

//IO数据方向定义

#define DDRX DDRB
	
#define Set_DDR_CE   DDRX |= (1 << DDB0)
#define Set_DDR_RST  DDRX |= (1 << DDB1)
#define Set_DDR_DC   DDRX |= (1 << DDB2)
#define Set_DDR_SDIN DDRX |= (1 << DDB3)
#define Set_DDR_SCLK DDRX |= (1 << DDB4)

//函数声明
void LCD_INIT(void);    //初始化屏幕
void LCD_Clear(void); 	//清屏
void LCD_Write_Char(uint8 c);				          //写一个字符
void LCD_Set_XY(uint8 X, uint8 Y);			      //设置坐标
void LCD_Write_Byte(uint8 dat, uint8 command);//写一个字节
void LCD_Write_English_String(uint8 X,uint8 Y,char *s);	  	  //指定位置写英文字符串						   
void LCD_Write_Chinese_String(uint8 X, uint8 Y, uint8 ch_with,uint8 num,uint8 *s,uint8 line,uint8 row);//指定位置写汉字串


extern uint8 Chinese_Font[][25];


 

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