LCD1602自定义字符

发表于 2019-2-2 20:59:54

#include <STC12C5A60S2.H>
#include <string.h>
#define DB P0
//sbit LCD1602_DB=P0; //ÒÔºóÇ§Íò²»ÒªÕâÃ´ÓÃ£¬Ö±½&Oacute

0,·ñÔò»áµ¼ÖÂÎÞ·¨µÃ³ö½á¹û
sbit LCD1602_RS=P2^0;
sbit LCD1602_RW=P2^1;
sbit LCD1602_E=P1^2;
void delay()  //Ð¡ÑÓÊ±
{
  int i=2000;
while(i--);
}
void delay1()  //³¤ÑÓÊ±
{
  int i=2000,j=10;
while(j--)
while(i--);
}
void ready()  //ÅÐ¶ÏLCD1602ÊÇ·ñ´¦ÓÚ¡°Ã¦¡°µÄ×´Ì¬
{
unsigned int sta;
DB = 0XFF;
LCD1602_RS = 0;
LCD1602_RW = 1;
do
{
LCD1602_E = 1;
sta=P0;  //¶ÁÈ¡DBµÄ×´Ì¬
  LCD1602_E=0;
}while(sta&0x80); //0x80Îª10000000£»ÓÃ°´Î»ÓëÅÐ¶Ï×îºóÒ»Î»ÊÇ·ñÎª0£¬0µÄÊ±ºòÌø³öÑ»·
}
void cmd(unsigned char ticmd)  //Ð´Ö¸Áî
{
  ready();
DB=ticmd;
LCD1602_RS=0;
LCD1602_RW=0;
LCD1602_E=1;
LCD1602_E=0;
delay();
}
void write(unsigned char charer) //Ð´Êý¾Ý
{
ready();
LCD1602_RS=1;
LCD1602_RW=0;
DB=charer;
LCD1602_E=1;
LCD1602_E=0;
delay();
}
void start1602()  //³õÊ¼»¯1602
{
cmd(0x38);
cmd(0x0c);
cmd(0x06);
cmd(0x01);
}

void main()
{
//unsigned char cn[]={0x00,0x00,0x00,0x00,0x1E,0x1C,0x18,0x1F};  //´¬Í·
//unsigned char bn[]={0x00,0x00,0x00,0x00,0x07,0x07,0x07,0x1F};  //´¬Î²
//unsigned char an[]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F};  //´¬Í·3£¬Ë®Ãæ
unsigned char code dn[5][8]={
                        {0x00,0x00,0x00,0x00,0x1F,0x1E,0x1C,0x1F},
                        {0x00,0x00,0x00,0x00,0x1F,0x1F,0x1E,0x1F},
                        {0x00,0x00,0x00,0x00,0x1F,0x1F,0x1F,0x1F},
               {0x00,0x00,0x00,0x00,0x0F,0x0F,0x0F,0x1F},
            {0x00,0x00,0x00,0x00,0x07,0x07,0x07,0x1F}
                     };/*´¬Í·1*//*´¬Í·2*//*´¬Í·3*//*´¬Í·4*/ /*´¬Í·5ºÍ´¬Î²Ò»Ñù*/
unsigned char code en[5][8]={
                        {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F},/*´¬Î²3ºÍË®ÃæÒ»Ñù*/
                        {0x00,0x00,0x00,0x00,0x10,0x00,0x00,0x1F},/*´¬Í·¹ý½ç*/
                        {0x00,0x00,0x00,0x00,0x18,0x10,0x00,0x1F},/*´¬Í·¹ý½ç1*/
                        {0x00,0x00,0x00,0x00,0x1C,0x18,0x10,0x1F},/*´¬Í·¹ý½ç2*/
            {0x00,0x00,0x00,0x00,0x1E,0x1C,0x18,0x1F},/*ºÍ´¬Í·Ò»Ñù*/
                     };

unsigned char code fn[5][8]={
                        {0x00,0x00,0x00,0x00,0x03,0x03,0x03,0x1F},/*´¬Î²1*/
                        {0x00,0x00,0x00,0x00,0x01,0x09,0x05,0x1F},/*´¬Î²2*/
                        {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F},/*´¬Î²3ºÍË®ÃæÒ»Ñù*/
         {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F},/*´¬Î²3ºÍË®ÃæÒ»Ñù*/
         {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1F}/*´¬Î²3ºÍË®ÃæÒ»Ñù*/
                     };

  unsigned int fen=0,num,num1=0,num2=0,num3=0;
  unsigned char *a="(^*^)",*b="(-_-)";
int i=50000;
start1602();
delay();
do{

  cmd(0x40);
for(num=0;num<8;num++)  //Ë®Ãæ
{
write(fn[2][num]);
}
cmd(0x48);
for(num=0;num<8;num++)  //´¬Î²
{
  write(dn[4][num]);
}
cmd(0x50);
for(num=0;num<8;num++)  //´¬Í·
{
  write(en[3][num]);
}

  fen++;
  cmd(0x01);  //ÒÉÎÊ
  cmd(0x02); //ÒÉÎÊ
  cmd(0x80);
  for(num=0;num<=15;num++)
  {
write(0);
  }

cmd(0xc0+fen);
while(*b!='\0')
{
   while(i--);
write(*b++);
}

  cmd(0x81+fen);
write(2);  //Õý³£
cmd(0x80+fen);
  write(1);
for(i=0;i<5;i++)
  {
   cmd(0x58);
   for(num=0;num<8;num++)  //3
   {
      write(fn[num1][num]);
   }
   cmd(0x60);
   for(num=0;num<8;num++)  //4
   {
      write(dn[num2][num]);
      }
   cmd(0x68);
   for(num=0;num<8;num++)  //5
   {
      write(en[num3][num]);
   }
cmd(0x80+fen);
   write(3);
cmd(0x81+fen);
   write(4);
cmd(0x82+fen);
   write(5);
   num1++;
      num2++;
      num3++;
delay1();
  }
   num1=0;
      num2=0;
      num3=0;
b=b-5;  //×Ö·û´®Ö¸Õë¸´Î»
a=a-5;  //×Ö·û´®Ö¸Õë¸´Î»

if(fen==16)
  fen=0;
  }while(1);
}

[寒假笔记] LCD1602自定义字符

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