16*16点阵原理图+pcb+单片机程序

发表于 2016-6-19 08:31

单片机16*16点阵的资料可以显示汉字很全

单片机16x16点阵原理图

单片机16x16点阵pcb

#include <reg52.h>
#include<intrins.h>
typedef unsigned char uchar;
typedef unsigned int uint;
typedef unsigned long uint32;
code uchar graph[] = {0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0x1F,0xF8,0x0F,0xF0,0xCF,0xF3,0xCF,0xF3,0xCF,0xF3,0xCF,0xF3,0xCF,0xF3, /**0**/
0xCF,0xF3,0xCF,0xF3,0xCF,0xF3,0xCF,0xF3,0xCF,0xF3,0x0F,0xF0,0x1F,0xF8,0xFF,0xFF,
0x7F,0xFC,0x3F,0xFC,0x1F,0xFC,0x0F,0xFC,0x7F,0xFC,0x7F,0xFC,0x7F,0xFC,0x7F,0xFC, /**1**/
0x7F,0xFC,0x7F,0xFC,0x7F,0xFC,0x7F,0xFC,0x7F,0xFC,0x7F,0xFC,0x0F,0xE0,0x0F,0xE0,
0xFF,0xFF,0x1F,0xF8,0x0F,0xF0,0xCF,0xF3,0xFF,0xF3,0xFF,0xF3,0xFF,0xF1,0xFF,0xF8, /**2**/
0x7F,0xFC,0x3F,0xFF,0x9F,0xFF,0xCF,0xFF,0xCF,0xF3,0x0F,0xF0,0x1F,0xF8,0xFF,0xFF,
0xFF,0xFF,0x1F,0xF8,0x0F,0xF0,0xCF,0xF3,0xFF,0xF3,0xFF,0xF3,0xFF,0xF1,0xFF,0xF8, /**3**/
0xFF,0xFC,0xFF,0xF9,0xFF,0xF1,0xFF,0xF3,0xCF,0xF3,0x0F,0xF0,0x1F,0xF8,0xFF,0xFF,
0xFF,0xFF,0xBF,0xFD,0xDF,0xFC,0xDF,0xFC,0xCF,0xFC,0xCF,0xFC,0xCF,0xFC,0xCF,0xFC, /**4**/
0x0F,0xE0,0x0F,0xE0,0xFF,0xFC,0xFF,0xFC,0xFF,0xFC,0xFF,0xFC,0xFF,0xFC,0x7F,0xF8,
0xFF,0xFF,0x0F,0xF0,0x0F,0xF0,0xCF,0xFF,0xCF,0xFF,0xCF,0xFF,0xCF,0xFF,0x0F,0xF8, /**5**/
0x0F,0xF0,0xFF,0xF3,0xFF,0xF3,0xFF,0xF3,0xCF,0xF3,0x0F,0xF0,0x1F,0xF8,0xFF,0xFF,
0xFF,0xFF,0x1F,0xE0,0x0F,0xF0,0xCF,0xFF,0xCF,0xFF,0xCF,0xFF,0xCF,0xFF,0x0F,0xF0, /**6**/
0x0F,0xE0,0xCF,0xE7,0xCF,0xE7,0xCF,0xE7,0xCF,0xE7,0x0F,0xE0,0x1F,0xF0,0xFF,0xFF,
0xFF,0xFF,0x0F,0xF8,0x0F,0xF0,0xFF,0xF3,0xFF,0xF3,0xFF,0xF9,0xFF,0xF8,0x7F,0xFC, /**7**/
0x7F,0xFE,0x3F,0xFE,0x3F,0xFF,0x3F,0xFF,0x3F,0xFF,0x3F,0xFF,0x3F,0xFF,0x3F,0xFF,
0xFF,0xFF,0x1F,0xF8,0x0F,0xF0,0xCF,0xF3,0xCF,0xF3,0xCF,0xF3,0xCF,0xF3,0x0F,0xF0, /**8**/
0x0F,0xF0,0xCF,0xF3,0xCF,0xF3,0xCF,0xF3,0xCF,0xF3,0x0F,0xF0,0x1F,0xF8,0xFF,0xFF,
0xFF,0xFF,0x1F,0xF8,0x0F,0xF0,0xCF,0xF3,0xCF,0xF3,0xCF,0xF3,0xCF,0xF3,0x0F,0xF0, /**9**/
0x1F,0xF0,0xFF,0xF3,0xFF,0xF3,0xFF,0xF3,0xCF,0xF3,0x0F,0xF0,0x1F,0xF8,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFD,0xDF,0xFD,0xDF,0xFD,0xDF,0xFD,0xDF,0xFD,0xDF,0xFD,0xDF,0xFB, /**八**/
0xEF,0xFB,0xEF,0xFB,0xEF,0xF7,0xF7,0xF7,0xF7,0xEF,0xFB,0xEF,0xFB,0xDF,0xFD,0xBF,
0xFF,0xFD,0xE1,0xFB,0x2D,0x80,0xB5,0xBF,0xD5,0xDF,0x79,0xE0,0xF5,0xFF,0xED,0xFF, /**院**/
0x2D,0x80,0xED,0xF6,0xE9,0xF6,0xF5,0xF6,0x7D,0xB7,0x7D,0xB7,0xBD,0x8F,0xDD,0xFF,
0xEF,0xFB,0xEF,0xFB,0x81,0xC0,0xEF,0xFB,0xC7,0xF1,0xAB,0xEA,0xEC,0x9B,0xDF,0xFF, /**梦**/
0x1F,0xF0,0xEF,0xF7,0xD7,0xFB,0xBB,0xFD,0x7F,0xFE,0xBF,0xFF,0xCF,0xFF,0xF1,0xFF,
0xEF,0xFF,0xEF,0xE0,0xEF,0xEE,0x81,0xEE,0xEF,0xE0,0xE7,0xEE,0xC7,0xE0,0xAB,0xEE, /**想**/
0xED,0xEE,0xEF,0xE0,0x7F,0xFF,0xEF,0xDE,0xED,0xB6,0xED,0xB7,0x1E,0xF0,0xFF,0xFF,
0x7F,0xFF,0xFF,0xFE,0x07,0xC0,0xF7,0xDF,0xF7,0xDF,0xF7,0xDF,0x07,0xC0,0xF7,0xFF, /*启*/
0xF7,0xFF,0xF7,0xFF,0x17,0xC0,0xDB,0xDF,0xDB,0xDF,0xDD,0xDF,0x1E,0xC0,0xDF,0xDF,
0xF7,0xFD,0xFB,0xFB,0xC1,0xFF,0x5D,0xC0,0xD9,0xFF,0xD5,0xFF,0xD5,0xF0,0xC0,0xF6, /**航**/
0xDD,0xF6,0xD9,0xF6,0xD5,0xF6,0xD5,0xB6,0xDD,0xB6,0x5D,0xB7,0x55,0x8F,0xAE,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF
};
/*********74LS154N端口定义**********/
sbit ENLED = P0^0;
sbit A = P0^4;
sbit b = P0^3;
sbit C = P0^2;
sbit D = P0^1;
/*********74HC595N端口定义**********/
sbit DIN = P0^5; //SER
sbit SHCP = P0^6; //SRCK
sbit STCP = P0^7; //RCK
uint counter = 0,speed = 200,T = 0;
void delays(uint i)
{
while(i--);
}
uchar keyscan(void) //键盘扫描函数，使用行列反转扫描法
{
uchar cord_h,cord_l;//行列值中间变量
P2=0xf0; //行线输出全为0
cord_h=P2&0xf0; //读入行
if(cord_h!=0xf0) //先检测有无按键按下
{
delays(1000); //去抖
if(cord_h!=0xf0)
{
cord_h=P2&0xf0; //读入行
P2=cord_h|0x0f; //输出当前行
cord_l=P2&0x0f; //读入列
return(cord_h+cord_l);//键盘最后组合码值
}
}
return(0x00);
}
uint GongNeng()
{
uint keys,t;
keys = keyscan();
switch(keys)
{
case 0xEE:t = 1;T = 0; break; /* 1 */
case 0xDE:t = 2;T = 192; break; /* 2 */
case 0xBE:t = 3;T = 176; break; /* 3 */
case 0x7E:t = 0; break; /* 0 */
case 0xED:t = 4;T = 16; break; /* 4 */
case 0xDD:t = 5;T = 192; break; /* 5 */
case 0xBD:t = 6; break; /* 6 */
case 0x7D:if(speed <=100)speed -= 10;if(speed >100 && speed <=300)speed -= 20;if(speed >300)speed -= 200;if(speed <=20) speed = 20;break; /*加速*/
case 0xEB:t = 7; break; /* 7 */
case 0xDB:t = 8; break; /* 8 */
case 0xBB:t = 9; break; /* 9 */
case 0x7B:if(speed <=200)speed += 20;if(speed >200 && speed <=1000)speed += 100;if(speed >1000)speed += 50;if(speed >=3000) speed = 3000;break; /*减速*/
case 0xE7:t = 0; break;
case 0xD7:t = 0; break;
case 0xB7:t = 0; break;
case 0x77:t = 0; break;
}
return t ;
}
/******************************************************************************
* 函数名 : Write_Data_To_HC595
* 描述 : 写数据到74HC595
* 输入 : 无.
* 返回 : 无.
*******************************************************************************/
void Write_Data_To_HC595( uchar RowData )
{
uchar i;
for( i = 0; i < 8; i++ )
{ /* 拉低74HC595存储寄存器时钟 */
SHCP = 0; /* 拉低74HC595移位寄存器时钟 */
RowData <<= 1; /* 数据右移,因为是大端模式 */
DIN = CY;
SHCP = 1; /* 时钟上升沿，数据移入74HC595 */
}
}
void timer1_init()
{
TMOD |= 0x10;
TMOD &= 0xdf;
TH1 = 0xFC;
TL1 = 0x67;
TR1 = 1;
}
void int_init()
{
ET1 = 1;
EA = 1;
}
void refresh_led()
{
static uchar j = 0;
Write_Data_To_HC595( 0xFF );
Write_Data_To_HC595( 0xFF );
STCP = 1; /* 上升沿，将移位寄存器数据锁存到存储寄存器 */
STCP = 0;
switch(j)
{
case 0: A = 0;b = 0;C = 0;D = 0;break;
case 1: A = 1;b = 0;C = 0;D = 0;break;
case 2: A = 0;b = 1;C = 0;D = 0;break;
case 3: A = 1;b = 1;C = 0;D = 0;break;
case 4: A = 0;b = 0;C = 1;D = 0;break;
case 5: A = 1;b = 0;C = 1;D = 0;break;
case 6: A = 0;b = 1;C = 1;D = 0;break;
case 7: A = 1;b = 1;C = 1;D = 0;break;
case 8: A = 0;b = 0;C = 0;D = 1;break;
case 9: A = 1;b = 0;C = 0;D = 1;break;
case 10: A = 0;b = 1;C = 0;D = 1;break;
case 11: A = 1;b = 1;C = 0;D = 1;break;
case 12: A = 0;b = 0;C = 1;D = 1;break;
case 13: A = 1;b = 0;C = 1;D = 1;break;
case 14: A = 0;b = 1;C = 1;D = 1;break;
case 15: A = 1;b = 1;C = 1;D = 1;break;
default: break;
}
Write_Data_To_HC595( graph[ ( T+j )* 2 + 1 ] ); /* 先写高字节数据到595 */
Write_Data_To_HC595( graph[ ( T+j )* 2 ] ); /* 后写低字节数据到595 */
STCP = 1; /* 上升沿，将移位寄存器数据锁存到存储寄存器 */
STCP = 0; /* 写入行号,超过7后，自动切换到下半屏显示 */
if(15 == j++) j = 0;
}
main()
{
ENLED = 0;
timer1_init();
int_init();
while(1);
}
void interrupt_timer1() interrupt 3
{
TH1 = 0xFC;
TL1 = 0x67;
counter++;
if(counter == speed)
{
counter = 0;
switch(GongNeng())
{
case 0:{T += 0;} break;
case 1:{T += 16;if(T >= 176){T= 0;}}break;
case 2:{T += 16;if(T >= 208){T=192;}}break;
case 3:{T += 16;if(T >= 292){T=192;}}break;
case 4:{T += 1;if(T >= 176){T= 16;}}break;
case 5:{T += 1;if(T >= 288){T=192;}}break;
case 6:{T += 1;if(T>=176)T = 16;} break;
case 7:{T += 1;if(T>=288)T = 192;} break;
case 8:{T += 16;if(T>=192)T = 16;} break;
case 9:{T += 16;if(T>=292)T = 192;} break;
default: break;
}
/* if(GongNeng() == 1)
{
T += 16;
if(T >= 176){T=16;}
}
if(GongNeng() == 2)
{
T += 16;
if(T >= 192){T=176;}
}
if(GongNeng() == 3)
{
T += 16;
if(T >=272){T=176;}
}
if(GongNeng() == 4)
{
T += 1;
if(T >= 160){T=16;}
}
if(GongNeng() == 5)
{
T += 1;
if(T >= 256){T=176;}
}*/
}
refresh_led();
}