EEPW论坛

点亮1602：
上靓照：

再来一张：

特写：

驱动1602液晶代码：
#include<reg52.h>
#include<stdio.h>
#include<intrins.h>
sbit RS = P2^4;
sbit RW = P2^5;
sbit E  = P2^6; 
#define Data  P0
char data TimeNum[]="                ";
char data Test1[]="                  ";

void DelayUs(unsigned char us)
{
 unsigned char uscnt;
 uscnt=us>>1;      
 while(--uscnt);
}

void DelayMs(unsigned char ms)
{
 while(--ms)
   {
     DelayUs(250);
     DelayUs(250);
  DelayUs(250);
  DelayUs(250);
   }
}

void WriteCommand(unsigned char c)
{
 DelayMs(5);
 E=0;
 RS=0;
 RW=0;
 _nop_();
 E=1;
 Data=c;
 E=0;
}

void WriteData(unsigned char c)
{
 DelayMs(5); 
 E=0;
 RS=1;
 RW=0;
 _nop_();
 E=1;
 Data=c;
 E=0;
 RS=0;
}

void ShowChar(unsigned char pos,unsigned char c)
{
 unsigned char p;
 if (pos>=0x10)
    p=pos+0xb0;
 else
    p=pos+0x80;
 WriteCommand (p);
 WriteData (c);  
}

void ShowString (unsigned char line,char *ptr)
{
 unsigned char l,i;
 l=line<<4;
 for (i=0;i<16;i++)
  ShowChar (l++,*(ptr+i));
}

void InitLcd()
{
 DelayMs(15);
 WriteCommand(0x38);
 WriteCommand(0x38);
 WriteCommand(0x38);
 WriteCommand(0x06);
 WriteCommand(0x0c);
 WriteCommand(0x01);

}

void main(void)

{
InitLcd();       
DelayMs(15);    
     
sprintf(Test1,"www.eepw.com.cn ");
ShowString(0,Test1);

sprintf(TimeNum,"583199723MCU DIY");
ShowString(1,TimeNum);

while(1);

}

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