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| # include <reg52.h>
#include<intrins.h>
typedef unsigned int u16;
typedef unsigned char u8;
sbit SER=P3^4; //p3.4串行数据输入 DS
sbit CLK=P3^5;//串行输入时钟，上升沿有效 SHCP 第11脚 数据输入时钟线
sbit SRCLK=P3^6;//串行寄存器时钟，上升沿有效 STCP 第12脚 输出存储器锁存时钟线
u8 code ledwidth[][8]= {
{0x60,0xF0,0x78,0x3C,0x78,0xF0,0x60,0x00},
{0x30,0x78,0x3C,0x1E,0x3C,0x78,0x30,0x00},
{0x18,0x3C,0x1E,0x0F,0x1E,0x3C,0x18,0x00},
{0x00,0x18,0x3C,0x1E,0x0F,0x1E,0x3C,0x18},
{0x00,0x30,0x78,0x3C,0x1E,0x3C,0x78,0x30},
{0x00,0x60,0xF0,0x78,0x3C,0x78,0xF0,0x60},
{0x60,0xF0,0x78,0x3C,0x78,0xF0,0x60,0x00},
{0x60,0xF0,0x78,0x3C,0x78,0xF0,0x60,0x00},
{0x30,0x78,0x3C,0x1E,0x3C,0x78,0x30,0x00},
{0x18,0x3C,0x1E,0x0F,0x1E,0x3C,0x18,0x00},
{0x00,0x18,0x3C,0x1E,0x0F,0x1E,0x3C,0x18},
{0x00,0x30,0x78,0x3C,0x1E,0x3C,0x78,0x30},
{0x00,0x60,0xF0,0x78,0x3C,0x78,0xF0,0x60},
{0x60,0xF0,0x78,0x3C,0x78,0xF0,0x60,0x00},
{0x60,0xF0,0x78,0x3C,0x78,0xF0,0x60,0x00},
{0x30,0x78,0x3C,0x1E,0x3C,0x78,0x30,0x00},
{0x18,0x3C,0x1E,0x0F,0x1E,0x3C,0x18,0x00},
{0x00,0x18,0x3C,0x1E,0x0F,0x1E,0x3C,0x18},
{0x00,0x30,0x78,0x3C,0x1E,0x3C,0x78,0x30},
{0x00,0x60,0xF0,0x78,0x3C,0x78,0xF0,0x60},
{0x60,0xF0,0x78,0x3C,0x78,0xF0,0x60,0x00}
};
u16 ledlength[]= {0x7f,0xbf,0xdf,0xef,0xf7,0xfb,0xfd,0xfe};
void delay\_ms(u16 i)
{
while(i--);
}
void send(u8 n)
{
u8 i;
CLK=0;
SRCLK=0;
for(i=0; i<8; i++)
{
SER=n>>7;
n<<=1;
SRCLK=0;
SRCLK=1;
}
CLK=1;
}
int main()
{
u16 n,i,j=0;
while(1)
{
for(i=0; i<100; i++)
{
for(n=0; n<8; n++)
{
P1=ledlength[n];
send(ledwidth[j][n]);
delay\_ms(100);
P1=0xff;
send(0x00);
}
}
j++;
j%=21;
}
return 0;
}
|
