QLdsPIC3]LCD12864[C30+dsPIC30F6014A]

更新时间: 2019-03-23

阅读量：2714

深圳市英锐恩科技有限公司:台湾麦肯单片机(Micon MDT单片机)亚太地区A级代理商

QLdsPIC3]LCD12864[C30+dsPIC30F6014A]
//实验目的：熟悉12864LCD的使用
//12864LCD带中文字库
//编程让12864LCD显示公司LOGO和公司名字
//硬件设置：
//关断所有拨码开关。

#include             //dsPIC30F6014标准头文件

_FOSC(CSW_FSCM_OFF & XT_PLL4); //4倍频晶振，Failsafe 时钟关闭
_FWDT(WDT_OFF);                 //关闭看门狗定时器
_FBORPOR(PBOR_OFF & MCLR_EN);   //掉电复位禁止，MCLR复位使能。
_FGS(CODE_PROT_OFF);            //代码保护禁止

#define di LATBbits.LATB4       //命令/数据选择
#define rw LATBbits.LATB5       //读/写选择
#define e   LATBbits.LATB6       //使能
#define psb LATBbits.LATB2       //8位/4位并口选择
#define rst LATBbits.LATB7       //复位

unsigned int __attribute__((address(0x900))) temp;
unsigned int __attribute__((address(0x902))) temp1;

const unsigned char TAB1[ ]={         //定义显示图片的数据表
0X7F,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF, 0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFE,
0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF, 0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X01,
0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF, 0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X01,
0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF, 0X00,0X81,0X00,0X10,0X40,0X00,0X02,0X41,
0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF, 0X00,0X81,0X00,0X10,0X40,0X00,0X02,0X41,
0XFF,0XFF,0XC0,0X00,0X00,0X7F,0XFF,0XFF, 0X07,0XE2,0X00,0XFE,0XC0,0X00,0X06,0X01,
0XFF,0XFF,0X00,0X00,0X00,0X1F,0XFF,0XFF, 0X01,0X87,0XE0,0X00,0X80,0X03,0XFF,0XF1,
0XFF,0XFC,0X00,0X00,0X00,0X07,0XFF,0XFF, 0X01,0X04,0X00,0X44,0XFC,0X02,0X04,0X01,

0XFF,0XF0,0X00,0X00,0X00,0X07,0XFF,0XFF, 0X01,0X08,0X00,0X48,0X04,0X02,0X04,0X41,
0XFF,0XF0,0X00,0X00,0X00,0X03,0XFF,0XFF, 0X0F,0XD8,0X00,0X08,0X04,0X03,0XF6,0X81,
0XFF,0XF0,0X00,0X00,0X00,0X01,0XFF,0XFF, 0X08,0X40,0X01,0XFE,0XFC,0X06,0X27,0X01,
0XFF,0XF0,0X00,0X00,0X00,0X01,0XFF,0XFF, 0X0F,0XCF,0X80,0X01,0X00,0X04,0X23,0X01,
0XFF,0XF0,0X3F,0XF0,0X3F,0XC1,0XFF,0XFF, 0X08,0XC1,0X00,0X01,0X00,0X04,0XE7,0X21,
0XFF,0XF0,0X7F,0XE0,0X7F,0XC1,0XFF,0XFF, 0X10,0X82,0X01,0XF9,0XF8,0X08,0X99,0XA1,
0XFF,0XF0,0X7F,0XE0,0X7F,0XC1,0XFF,0XFF, 0X1F,0X86,0X01,0X09,0X00,0X08,0X10,0XE1,
0XFF,0XF0,0XFF,0XC0,0XFF,0XC1,0XFF,0XFF, 0X06,0X04,0X01,0X09,0XF0,0X00,0X00,0X01,

0XFF,0XF0,0XFF,0XC1,0XFF,0XC1,0XFF,0XFF, 0X04,0X08,0X01,0XFA,0X00,0X07,0XFF,0X01,
0XFF,0XF0,0XFF,0X83,0XFF,0XC1,0XFF,0XFF, 0X7F,0XD0,0X03,0X12,0X00,0X06,0X89,0X01,
0XFF,0XF0,0XFF,0X03,0XFF,0XC1,0XFF,0XFF, 0X04,0X10,0X83,0X13,0XF0,0X08,0X91,0X01,
0XFF,0XF0,0XFE,0X07,0XFF,0XC1,0XFF,0XFF, 0X04,0X10,0X83,0XF2,0X00,0X08,0X91,0X01,
0XFF,0XF0,0XFC,0X0F,0XFF,0XC1,0XFF,0XFF, 0X04,0X3F,0X02,0X12,0X08,0X1B,0X93,0X01,
0XFF,0XF0,0XFC,0X0F,0XFF,0XC1,0XFF,0XFF, 0X08,0X00,0X02,0X23,0XF0,0X3F,0XFF,0XC1,
0XFF,0XF0,0XF8,0X1F,0XFF,0XC1,0XFF,0XFF, 0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X01,
0XFF,0XF0,0XF0,0X3F,0XFF,0XC1,0XFF,0XFF, 0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X01,

0XFF,0XF0,0XF0,0X7F,0XFF,0XC1,0XFF,0XFF, 0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X01,
0XFF,0XF0,0XE0,0X00,0X1F,0XC1,0XFF,0XFF, 0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X01,
0XFF,0XF0,0XE0,0X00,0X0F,0XC1,0XFF,0XFF, 0X00,0X3F,0X80,0X1F,0X00,0X00,0XFF,0X01,
0XFF,0XF0,0XF0,0X00,0X07,0XC1,0XFF,0XFF, 0X00,0XFF,0XE0,0X1F,0X00,0X03,0XFF,0XC1,
0XFF,0XF0,0XF8,0X00,0X07,0XC1,0XFF,0XFF, 0X01,0XFF,0XF0,0X1F,0X00,0X07,0XFF,0XE1,
0XFF,0XF0,0XFC,0X00,0X03,0XC1,0XFF,0XFF, 0X03,0XFF,0XF8,0X1F,0X00,0X07,0XC7,0XE1,
0XFF,0XF0,0XFF,0XFF,0X83,0XC1,0XFF,0XFF, 0X07,0XE0,0XFC,0X1F,0X00,0X07,0XC3,0XE1,
0XFF,0XF0,0XFF,0XFF,0XC1,0XC1,0XFF,0XFF, 0X07,0XC0,0XFC,0X1F,0X00,0X07,0XC0,0X01,

0XFF,0XF0,0XFF,0XFF,0XC1,0XC1,0XFF,0XFF, 0X0F,0XC0,0X7E,0X1F,0X00,0X07,0XFC,0X01,
0XFF,0XF0,0XFF,0XFF,0X83,0XC1,0XFF,0XFF, 0X0F,0XC0,0X7E,0X1F,0X00,0X07,0XFF,0X81,
0XFF,0XF0,0XFF,0XFF,0X03,0XC1,0XFF,0XFF, 0X0F,0XC0,0X7E,0X1F,0X00,0X03,0XFF,0XC1,
0XFF,0XF0,0XFF,0XFE,0X07,0XC1,0XFF,0XFF, 0X0F,0XC0,0X7E,0X1F,0X00,0X00,0XFF,0XE1,
0XFF,0XF0,0XFF,0XFC,0X0F,0XC1,0XFF,0XFF, 0X0F,0XC0,0X7E,0X1F,0X00,0X00,0X1F,0XF1,
0XFF,0XF0,0XFF,0XFC,0X1F,0XC1,0XFF,0XFF, 0X0F,0XC6,0X7E,0X1F,0X00,0X00,0X03,0XF1,
0XFF,0XF0,0XFF,0XF8,0X3F,0XC1,0XFF,0XFF, 0X07,0XC7,0XFC,0X1F,0X00,0X0F,0X81,0XF1,
0XFF,0XF0,0XFF,0XF0,0X7F,0XC1,0XFF,0XFF, 0X07,0XE3,0XFC,0X1F,0X00,0X0F,0XC1,0XF1,

0XFF,0XF0,0X7F,0XE0,0X7F,0XC1,0XFF,0XFF, 0X03,0XFF,0XF8,0X1F,0XFF,0X87,0XE3,0XE1,
0XFF,0XF8,0X7F,0XC0,0XFF,0XC3,0XFF,0XFF, 0X03,0XFF,0XF8,0X1F,0XFF,0X87,0XFF,0XE1,
0XFF,0XF8,0X7F,0XC1,0XFF,0X83,0XFF,0XFF, 0X01,0XFF,0XFC,0X1F,0XFF,0X83,0XFF,0XC1,
0XFF,0XFC,0X3F,0X83,0XFF,0X07,0XFF,0XFF, 0X00,0X7F,0XFF,0X1F,0XFF,0X80,0XFF,0X01,
0XFF,0XFE,0X1F,0X07,0XFE,0X0F,0XFF,0XFF, 0X00,0X00,0X1F,0X00,0X00,0X00,0X00,0X01,
0XFF,0XFF,0X00,0X00,0X00,0X1F,0XFF,0XFF, 0X00,0X00,0X07,0X00,0X00,0X00,0X00,0X01,
0XFF,0XFF,0XFC,0X01,0XFF,0XFF,0XFF,0XFF, 0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X01,
0XFF,0XFF,0XF0,0X01,0XFF,0XFF,0XFF,0XFF, 0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X01,

0XFF,0XFF,0XC0,0X00,0X3F,0XFF,0XFF,0XFF, 0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X01,
0XFF,0XFF,0X80,0X00,0X1F,0XFF,0XFF,0XCF, 0X3E,0X83,0XE7,0X3E,0X78,0X21,0X14,0XE1,
0XFF,0XFE,0X00,0X00,0X07,0XFF,0XFC,0X3F, 0X20,0X82,0X09,0X88,0X44,0X51,0X15,0X31,
0XFF,0XFC,0X7C,0X00,0X00,0XFF,0XC0,0X7F, 0X20,0X82,0X08,0X88,0X44,0X51,0X95,0X11,
0XFF,0XFF,0XFF,0XF0,0X00,0X00,0X01,0XFF, 0X20,0X82,0X08,0X08,0X44,0X89,0X95,0X01,
0XFF,0XFF,0XFF,0XFE,0X00,0X00,0X03,0XFF, 0X20,0X82,0X08,0X08,0X44,0X89,0X55,0X01,
0XFF,0XFF,0XFF,0XFF,0X80,0X00,0X07,0XFF, 0X3E,0X83,0XE8,0X08,0X44,0X89,0X55,0X01,
0XFF,0XFF,0XFF,0XFF,0XE0,0X00,0X1F,0XFF, 0X20,0X82,0X08,0X08,0X78,0X89,0X55,0X01,

0XFF,0XFF,0XFF,0XFF,0XFC,0X00,0XFF,0XFF, 0X20,0X82,0X08,0X08,0X48,0X89,0X55,0X01,
0XFF,0XFF,0XFF,0XFF,0XFE,0X03,0XFF,0XFF, 0X20,0X82,0X08,0X08,0X48,0X89,0X35,0X01,
0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF, 0X20,0X82,0X08,0X88,0X44,0X51,0X35,0X11,
0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF, 0X20,0X82,0X09,0X88,0X44,0X51,0X15,0X31,
0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF, 0X3E,0XF3,0XE7,0X08,0X44,0X21,0X14,0XE1,
0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF, 0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X01,
0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF, 0X00,0X00,0X00,0X00,0X00,0X00,0X00,0X01,
0X7F,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF, 0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFE,

};
unsigned int lcd_x;               //X地址
unsigned int lcd_y;               //Y地址
// bit busy;                        //忙标志位

void init();                       //系统初始函数
void lcd_init();                   //LCD初始函数
void clear_p();                    //清屏函数
void han_wr2a();                   //写函数
void wr_zb();                      //写准备函数
void qushu();                      //查表函数
void send_d(unsigned char x);      //写一字节数据函数
void send_i(unsigned char x);      //写一字节命令函数
void chk_busy();                   //查LCD忙函数
void delay();

//-------------------------------------------
int main(void)
{
       init();                    //系统初始化
       lcd_init();                //LCD初始化
       clear_p();                 //清除显示
       qushu();                   //写数据到LCD显示
        while(1);
}

//-------------------------------------------
void init()
{
TRISB=0X0000;                     //设置B口为输出
TRISD=0X0000;                     //设置D口为输出
}

//-------------------------------------------
void lcd_init()
{
rst=0;                         //复位LCD
delay();
rst=1;                         //LCD正常工作
delay();
psb=1;                         //8位并行通信
send_i(0x30);                  //基本操作指令
send_i(0x01);                  //关显示
send_i(0x06);                  //指定在写入或读取时，光标的移动方向
send_i(0x0c);                  //开显示，关光标，不闪烁
}

//-------------------------------------------
void wr_zb()
{
send_i(0x34);                  //扩展操作指令
send_i(lcd_y);                 //设置Y地址
send_i(lcd_x);                 //设置X地址
send_i(0x30);                  //基本操作指令
}

//-------------------------------------------
void clear_p()
{
send_i(0x1);                   //清除显示
send_i(0x34);                  //扩展操作指令
send_i(0x30);                  //基本操作指令
}

//------------------------------------------
void qushu()
{
unsigned char i,j,k;          //定义临时变量
temp=0;                        //查表偏移地址
lcd_x=0x0080;                    //上半屏X地址80H
for(i=0;i<2;i++)               //共两屏
     {
       lcd_y=0x0080;               //每一行的Y地址80H（即顶格显示）
       for(j=0;j<32;j++)       //每半屏共20H行
          {
             wr_zb();            //写准备（设置X地址和Y地址）
             for(k=0;k<16;k++) //每一行16字节（因为顶格写）
                {
                   temp1=TAB1[temp]; //查表获取显示数字
                   send_d(temp1);    //送LCD显示
                   temp++;       //查表偏移地址+1
                }
             lcd_y++;            //送下一行数据
             send_i(0x0036);       //扩展指令操作：图形显示开
             send_i(0x0030);       //基本指令操作
          }
        lcd_x=0X0088;              //下半屏X地址
     }
}

//-------------------------------------------
void send_d(unsigned char x)
{
   chk_busy();                   //判断LCD是否忙
   di=1;                         //总线上是数据
   delay();
   rw=0;                         //写操作
   delay();
   PORTD=x;                      //数据送总线
   e=1;                          //使能
   delay();
   e=0;
   delay();
}

//--------------------------------------------
void send_i(unsigned char x)
{
   chk_busy();                   //判断忙信号
   di=0;                         //总线上是命令
   delay();
   rw=0;                         //写操作
   delay();
   PORTD=x;                      //数据送总线
   e=1;                          //使能
   delay();
   e=0;
   delay();
}

//-------------------------------------------
void chk_busy()
{
//   busy=1;                       //先置忙信号
   TRISD=0Xffff;                   //更改总线方向为输入
   di=0;                         //总线上为命令
   delay();
   rw=1;                         //读操作
   delay();
   while(PORTDbits.RD7)
      {
         delay();
         delay();
         e=1;
         delay();
         delay();
         e=0;
      }
   e=0;
   TRISD=0X0000;                  //总线还原为输出
}

//-------------------------------------------
void delay()
{
    int m;
    for(m=0;m<10;m++)
       {;}
}

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