自己画的一个16*16LED显示屏，可编程动态显示字符，拿出来在51hei论坛分享一哈
- #include<reg52.h>
- #define uchar unsigned char
- #define uint unsigned int
- uchar code col[]={0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f};
- uchar code row[][32]={
- {0x80, 0x00,
- 0x40, 0x00,
- 0xf0, 0x7f,
- 0x2c, 0x00,
- 0x43, 0x10,
- 0x20, 0x0c,
- 0x98, 0x03,
- 0x0f, 0x21,
- 0x0a, 0x40,
- 0xe8, 0x3f,
- 0x08, 0x00,
- 0x88, 0x00,
- 0x28, 0x03,
- 0x1c, 0x1c,
- 0x08, 0x08,
- 0x00, 0x00 }, //显示字码：你
- {0x10, 0x80,
- 0x10, 0x43,
- 0xf0, 0x22,
- 0x1f, 0x14,
- 0x10, 0x0c,
- 0xf0, 0x73,
- 0x80, 0x20,
- 0x82, 0x00,
- 0x82, 0x40,
- 0x82, 0x80,
- 0xf2, 0x7f,
- 0x8a, 0x00,
- 0x86, 0x00,
- 0x82, 0x00,
- 0x80, 0x00,
- 0x00, 0x00} //显示字码：好
- };
-
- void delayms(uint t) //每1延时1ms
- {
- uint x,y;
- for(x=t;x>0;x--)
- for(y=124;y>0;y--);
- }
- void display(uint n) //n为显示字码的序数
- {
- uint i,j;
- for(j=0;j<10;j++)
- for(i=0;i<16;i++)
- {
- if(i<8) P2=col[i],P3=0xff;
- else P2=0xff, P3=col[i-8];
- P0=row[n][2*i];
- P1=row[n][2*i+1];
- delayms(3);
- }
- }
- void main()
- {
- while(1)
- {
- display(0);
- delayms(50);
- display(1);
- delayms(50);
- }
- }
-
LED点阵屏.rar
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