基于51单片机的12864液晶显示4X4矩阵键盘程序仿真

仿真图：

（附文件）

程序源码：

#include<reg51.h> 
#include<intrins.h> 
sbit  E=P3^0; 
sbit  RW=P3^1; 
sbit  DI=P3^2; 
sbit  CS2=P3^3; 
sbit  CS1=P3^4; 
#define uchar unsigned char 
#define uint unsigned int 
unsigned char cons,cont; 
//uchar code   
//l[]= 
//{0x00,0x10,0x10,0x10,0x10,0x10,0xFF,0x10,0x10,0xF0,0x10,0x11,0x16,0xD0,0x10,0x10, 
//0x00,0x80,0x40,0x20,0x18,0x06,0x41,0x20,0x10,0x3F,0x44,0x42,0x41,0x40,0x40,0x78}, 
//c[]= 
//{0x00,0x24,0x24,0xA4,0xFE,0x23,0x22,0x00,0x3E,0x22,0x22,0x22,0x22,0x22,0x3E,0x00, 
//0x00,0x08,0x06,0x01,0xFF,0x01,0x06,0x40,0x49,0x49,0x49,0x7F,0x49,0x49,0x49,0x41}, 
//dian[]= 
//{0x00,0x00,0xF8,0x88,0x88,0x88,0x88,0xFF,0x88,0x88,0x88,0x88,0xF8,0x00,0x00,0x00, 
//0x00,0x00,0x1F,0x08,0x08,0x08,0x08,0x7F,0x88,0x88,0x88,0x88,0x9F,0x80,0xF0,0x00}, 
//qi[]= 
//{0x20,0x10,0x4C,0x47,0x54,0x54,0x54,0x54,0x54,0x54,0x54,0xD4,0x04,0x04,0x00,0x00, 
//0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0F,0x30,0x40,0xF0,0x00}, 
//ban[]= 
//{0x84,0x84,0xFC,0x84,0x84,0x00,0xF8,0x00,0xFF,0x00,0x84,0x84,0xFC,0x84,0x84,0x00, 
//0x10,0x30,0x1F,0x08,0x88,0x42,0x21,0x18,0x07,0x00,0x20,0x20,0x3F,0x20,0x20,0x00}; 
uchar code  
shuzi[16][32]={
  
  {0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x0F,0x10,0x20,0x20,0x10,0x0F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"0",0*/ 
{0x00,0x10,0x10,0xF8,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 
0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"1",1*/ 
{0x00,0x70,0x08,0x08,0x08,0x88,0x70,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 
0x00,0x30,0x28,0x24,0x22,0x21,0x30,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"2",2*/ 
{0x00,0x30,0x08,0x88,0x88,0x48,0x30,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 
0x00,0x18,0x20,0x20,0x20,0x11,0x0E,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"3",3*/ 
{0x00,0x00,0xC0,0x20,0x10,0xF8,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 
0x00,0x07,0x04,0x24,0x24,0x3F,0x24,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"4",4*/ 
{0x00,0xF8,0x08,0x88,0x88,0x08,0x08,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 
0x00,0x19,0x21,0x20,0x20,0x11,0x0E,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"5",5*/ 
{0x00,0xE0,0x10,0x88,0x88,0x18,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 
0x00,0x0F,0x11,0x20,0x20,0x11,0x0E,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"6",6*/ 
{0x00,0x38,0x08,0x08,0xC8,0x38,0x08,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 
0x00,0x00,0x00,0x3F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"7",7*/ 
{0x00,0x70,0x88,0x08,0x08,0x88,0x70,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 
0x00,0x1C,0x22,0x21,0x21,0x22,0x1C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"8",8*/ 
{0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 
0x00,0x00,0x31,0x22,0x22,0x11,0x0F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"9",9*/ 
{0x00,0x00,0x80,0x80,0x80,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 
0x00,0x19,0x24,0x22,0x22,0x22,0x3F,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"a",
0*/ 
{0x08,0xF8,0x00,0x80,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 
0x00,0x3F,0x11,0x20,0x20,0x11,0x0E,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"b",
1*/ 
{0x00,0x00,0x00,0x80,0x80,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 
0x00,0x0E,0x11,0x20,0x20,0x20,0x11,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"c",
2*/ 
{0x00,0x00,0x00,0x80,0x80,0x88,0xF8,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 
0x00,0x0E,0x11,0x20,0x20,0x10,0x3F,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"d",
3*/ 
{0x00,0x00,0x80,0x80,0x80,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 
0x00,0x1F,0x22,0x22,0x22,0x22,0x13,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00},/*"e",
4*/ 
{0x00,0x80,0x80,0xF0,0x88,0x88,0x88,0x18,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 
0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}};/*"f"
,5*/ 
unsigned char i; 
void delay(uint x)//ÑÓʱ
{
uint a,b;
for(a=x;a>0;a--)
for(b=10;b>0;b--);
}
void keycan(void) 
{ 
for(i=0;i<4;i++) 
switch(i) 
{ 
case 0: 
P1=0x7f; 
delay(5); 
switch(P1|0xf0) 
{ 
case 0xfe:cont=0;break; 
case 0xfd:cont=1;break; 
case 0xfb:cont=2;break; 
case 0xf7:cont=3;break; 
default:break; 
 } 
case 1: 
P1=0xbf; 
delay(5); 
switch(P1|0xf0) 
{ 
case 0xfe:cont=4;break; 
case 0xfd:cont=5;break; 
case 0xfb:cont=6;break; 
case 0xf7:cont=7;break; 
default:break; 
 } 
case 2: 
    P1=0xdf; 
delay(5); 
switch(P1|0xf0) 
{ 
case 0xfe:cont=8;break; 
case 0xfd:cont=9;break; 
case 0xfb:cont=10;break; 
case 0xf7:cont=11;break; 
default:break; 
 } 
case 3: 
P1=0xef; 
delay(5); 
switch(P1|0xf0) 
{ 
case 0xfe:cont=12;break; 
case 0xfd:cont=13;break; 
case 0xfb:cont=14;break; 
case 0xf7:cont=15;break; 
default:break; 
 } 
default:break; 
} 
} void readbusy(void)     /* ÅжÏ×î¸ßλÊÇ·ñΪ 1£¬Îª 0 ²Å¶ÁдÊý¾Ý */ 
{ 
P0=0x00; 
cons=P0; 
DI=0; 
RW=1; 
E=1;  
while(cons&0x80); 
E=0; 
}  
void Select(uchar i) 
{ 
switch(i) 
  { 
   case 0:CS1=0;CS2=0;break; 
   case 1:CS1=0;CS2=1;break; 
   case 2:CS1=1;CS2=0;break; 
   default:break; 
  } 
} 
void xieminling(uchar value) 
{  
readbusy();/* ÿ´Î¶Áд¶¼ÒªÃ¦ÅÐ¶Ï */ 
DI=0; 
RW=0;  
P0=value;  
E=1; 
_nop_(); 
_nop_(); 
E=0;  
} 
void Setonoff(uchar onoff) 
{ 
onoff=0x3e|onoff; 
xieminling(onoff);   
} 
void xieshuju(uchar dat) 
{  
readbusy(); 
DI=1; 
RW=0;  
P0=dat; 
E=1;   
_nop_(); 
_nop_(); 
E=0;  
} 
void  Setpage(uchar page)/* ÉèÖÃÒ³ */ 
{  
page=0xb8|page;   
xieminling(page);  
} 
void Setline(uchar line) /* ÉèÖÃÁÐ */ 
{  
line=0x40|line; 
xieminling(line); 
}  
void qingping(uchar screen)   /* ÇåÆÁ*/ 
{ 
uchar i,j;  
Select(screen);  
for(i=0;i<8;i++) 
  {   
   Setline(0); 
   Setpage(i);  
     for(j=0;j<64;j++) 
      {  
        xieshuju(0x00); 
      } 
  } 
}  
void chushihua(void) 
{ 
Select(0); 
Setonoff(0); 
Select(0); 
Setonoff(1); 
Select(0);  
qingping(0); 
} 
void xianshi(uchar ss,uchar lie,uchar page1,uchar *p) 
{ 
  uchar i; 
  Select(ss); 
  Setpage(page1); 
  Setline(lie); 
  for(i=0;i<16;i++) 
    { 
xieshuju(p[i]); 
} 
Setpage(page1+1); 
    Setline(lie); 
for(i=0;i<16;i++) 
 {xieshuju(p[i+16]); 
 } 
} 
void main() 
{ 
//xianshi(2,0,2,l); 
//xianshi(2,16*2,2,c); 
//xianshi(1,0,2,dian); 
//xianshi(1,16,2,qi); 
//xianshi(1,16*2,2,shuzi[1]); 
//xianshi(1,16*3,2,ban); 
//xianshi(2,0,4,shuzi[2]); 
//xianshi(2,8,4,shuzi[0]); 
//xianshi(2,16,4,shuzi[1]); 
//xianshi(2,16+8,4,shuzi[1]); 
//xianshi(2,16*2,4,shuzi[0]); 
//xianshi(2,16*2+8,4,shuzi[2]); 
//xianshi(2,16*3,4,shuzi[4]); 
//xianshi(1,0,4,shuzi[1]); 
//xianshi(1,8,4,shuzi[0]); 
//xianshi(1,8+8,4,shuzi[9]); 
while(1) 
{ 
chushihua(); 
keycan(); 
xianshi(2,0,0,shuzi[cont]);

   delay(); 

} 
}  

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链接：https://pan.baidu.com/s/1_zz0vTJlj3Le0yGRxVwBUA
提取码：41iu

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