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標題:
帶字庫12864顯示漢字的單片機程序
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作者:
stallone
時間:
2018-10-3 15:38
標題:
帶字庫12864顯示漢字的單片機程序
12864字符液晶顯示.jpg
(640.77 KB, 下載次數: 36)
下載附件
2018-10-3 15:36 上傳
單片機源程序如下:
#include <reg51.h>
#include <intrins.h>
#define uchar unsigned char
#define uint unsigned int
#define LCD_data P0
sbit LCD_RS = P3^5;
sbit LCD_RW = P3^6;
sbit LCD_EN = P3^4;
sbit LCD_PSB = P3^1;
sbit wela = P2^6;
sbit dula = P2^7;
uchar code dis1[] = {"輸入漢字"};
uchar code dis2[] = {"輸入文字"};
uchar code dis3[] = {"輸入文字"};
uchar code dis4[] = {"輸入漢字"};
#define delayNOP(); {_nop_();_nop_();_nop_();_nop_();};
uchar IRDIS[2];
uchar IRCOM[4];
void dataconv();
void lcd_pos(uchar X,uchar Y);
void delay(int ms)
{
while(ms--)
{
uchar i;
for(i=0;i<250;i++)
{
_nop_();
_nop_();
_nop_();
_nop_();
}
}
}
bit lcd_busy()
{
bit result;
LCD_RS = 0;
LCD_RW = 1;
LCD_EN = 1;
delayNOP();
result = (bit)(P0&0x80);
LCD_EN = 0;
return(result);
}
void lcd_wcmd(uchar cmd)
{
while(lcd_busy());
LCD_RS = 0;
LCD_RW = 0;
LCD_EN = 0;
_nop_();
_nop_();
P0 = cmd;
delayNOP();
LCD_EN = 1;
delayNOP();
LCD_EN = 0;
}
void lcd_wdat(uchar dat)
{
while(lcd_busy());
LCD_RS = 1;
LCD_RW = 0;
LCD_EN = 0;
P0 = dat;
delayNOP();
LCD_EN = 1;
delayNOP();
LCD_EN = 0;
}
void lcd_init()
{
LCD_PSB = 1;
lcd_wcmd(0x34);
delay(5);
lcd_wcmd(0x30);
delay(5);
lcd_wcmd(0x0C);
delay(5);
lcd_wcmd(0x01);
delay(5);
}
main()
{
uchar i;
delay(10);
wela=0;
dula=0;
lcd_init();
lcd_pos(0,0);
i = 0;
delay(100);
while(dis1[i] != '\0')
{
lcd_wdat(dis1[i]);
i++;
}
delay(200);
lcd_pos(1,0);
i = 0;
while(dis2[i] != '\0')
{
lcd_wdat(dis2[i]);
i++;
}
delay(200);
lcd_pos(2,0);
i = 0;
while(dis3[i] != '\0')
{
lcd_wdat(dis3[i]);
i++;
}
delay(200);
lcd_pos(3,0);
i = 0;
while(dis4[i] != '\0')
{
lcd_wdat(dis4[i]);
i++;
}
while(1);
}
void lcd_pos(uchar X,uchar Y)
{
uchar pos;
if (X==0)
{X=0x80;}
else if (X==1)
{X=0x90;}
else if (X==2)
{X=0x88;}
else if (X==3)
{X=0x98;}
pos = X+Y ;
lcd_wcmd(pos);
}
復制代碼
作者:
15332135378
時間:
2018-10-12 22:35
能不要能發下開發板的原理圖
作者:
gyg
時間:
2019-12-30 16:01
請問有仿真嗎?
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