led display.c

64*32点阵电子屏显示程序, 显示了8个16*16点阵的汉字.

#include"reg52.h"
#define con P0  	//行控制

sbit rck_595 = P2^1;	
sbit da_595=P3^0;
sbit sck_595=P3^1;
unsigned char code bmp[8][32]={		//8个字  字节倒序
/*--  文字:  硬  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=16x16   --*/
{0x00,0x00,0x00,0x0E,0xB0,0x03,0x0E,0x02,0x08,0x1F,0x88,0x12,0xB4,0x17,0xAC,0x12,
0x26,0x0F,0xBD,0x02,0x04,0x01,0x80,0x02,0x40,0x0C,0x30,0x78,0x00,0x00,0x00,0x00},

/*--  文字:  件  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=16x16   --*/
{0x00,0x02,0x10,0x02,0x10,0x02,0x48,0x02,0x48,0x1E,0xCC,0x03,0x2A,0x02,0x09,0x3E,
0xE8,0x03,0x08,0x02,0x08,0x02,0x08,0x02,0x08,0x02,0x00,0x02,0x00,0x00,0x00,0x00},

/*--  文字:  实  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=16x16   --*/
{0x40,0x00,0x80,0x00,0xC0,0x0F,0x38,0x08,0x04,0x01,0x24,0x01,0x40,0x01,0x10,0x01,
0x20,0x1F,0xC0,0x01,0xBC,0x00,0x40,0x02,0x20,0x0C,0x10,0x08,0x0C,0x00,0x00,0x00},

/*--  文字:  验  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=16x16   --*/
{0x00,0x00,0x00,0x02,0x1E,0x02,0x10,0x05,0x94,0x08,0x54,0x10,0x32,0x66,0x82,0x01,
0x1E,0x08,0x50,0x09,0x9C,0x0A,0x13,0x04,0x14,0x1E,0xC8,0x01,0x00,0x00,0x00,0x00},

/*--  文字:  九  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=16x16   --*/
{0x00,0x00,0x40,0x00,0x40,0x00,0x40,0x00,0x40,0x00,0xC0,0x03,0x3E,0x02,0x20,0x02,
0x20,0x01,0x10,0x01,0x10,0x41,0x08,0x41,0x04,0x41,0x03,0x3E,0x00,0x00,0x00,0x00},

/*--  文字:  江  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=16x16   --*/
{0x00,0x00,0x08,0x00,0x10,0x00,0x00,0x1C,0xC0,0x03,0x02,0x02,0x04,0x02,0x10,0x02,
0x10,0x02,0x08,0x02,0x04,0x7E,0xF6,0x01,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00},

/*--  文字:  学  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=16x16   --*/
{0x00,0x04,0x48,0x04,0x90,0x04,0x00,0x02,0xC4,0x3F,0x3C,0x10,0xC6,0x03,0x22,0x01,
0x80,0x00,0x80,0x1F,0x7E,0x01,0x00,0x01,0x00,0x01,0x40,0x01,0x80,0x00,0x00,0x00},

/*--  文字:  院  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=16x16   --*/
{0x00,0x00,0x00,0x01,0x1E,0x02,0x52,0x1F,0xCA,0x10,0x2A,0x06,0x96,0x01,0x1A,0x0E,
0xC2,0x03,0x82,0x02,0x42,0x22,0x22,0x22,0x12,0x22,0x0A,0x1C,0x00,0x00,0x00,0x00}
};

void main(void)
{
SCON=0x00; 
while(1)
{
  char n;
  for (n=0;n<16;n++)
   	 { 
			int m,h;		//显示的字数	//一个字的一行
		for (m=0;m<8;m++)
			 {
				for (h=0;h<2;h++)
				 { SBUF=	~(bmp[m][n*2+h]);
					while(!TI);TI=0;     					
				}		
				}
				con=0x10;				//关闭行显示
				rck_595=1; 		// 显示数据输入/输出 锁存器
				if (n==15)
				con=0x00;
				else
				con=(n+1)&0x0f; //写入行号
			//Delay();
				rck_595=0; 		//锁存显示数据	
			}
		}

}