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  • 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
    view plainprint?
    #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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  • 原文地址:https://www.cnblogs.com/pang123hui/p/2312374.html
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