下面给大家介绍下我制作的16*16led 点阵设计，希望与各位电子爱好者共同讨论，共同进步。 下图是电路图连接图 下面是 74HC1544 线-16 线译码器引脚说明，以及地址/全能输入对应的输出表。 滚动显示C 程序如下。 #include #include #define uchar unsigned char #define uint unsigned int char code YD[]={ 0x01,0x00,0x01,0x00,0x7F,0xFC,0x03,0x80, 0x05,0x40,0x09,0x30,0x31,0x0E,0xDF,0xE4, 0x00,0x80,0x01,0x00,0x7F,0xFE,0x01,0x00, 0x01,0x00,0x01,0x00,0x05,0x00,0x02,0x00,/*"李"*/ 0x20,0x40,0x30,0x40,0x24,0x4C,0x42,0x70, 0xFF,0x44,0x42,0x46,0x00,0x7C,0x7E,0x00, 0x42,0x40,0x7E,0x4C,0x42,0x70,0x7E,0x40, 0x42,0x44,0x42,0x46,0x4A,0x3C,0x44,0x00,/*"能"*/ 0x00,0x00,0x0F,0xF0,0x08,0x10,0x0F,0xF0, 0x08,0x10,0x0F,0xF0,0x00,0x00,0xFF,0xFE, 0x01,0x00,0x09,0x00,0x09,0xF8,0x09,0x00, 0x15,0x00,0x23,0x00,0x40,0xFE,0x00,0x00,/*"是"*/ 0x01,0x00,0x01,0x00,0x02,0x80,0x02,0x40, 0x04,0x20,0x09,0x18,0x11,0x0E,0x61,0x04, 0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00, 0x01,0x00,0x01,0x00,0x01,0x00,0x00,0x00,/*"个"*/ 0x01,0x00,0x01,0x00,0x01,0x00,0x01,0x00, 0x01,0x00,0xFF,0xFE,0x01,0x00,0x02,0x80, 0x02,0x80,0x02,0x40,0x04,0x40,0x04,0x20, 0x08,0x10,0x10,0x18,0x20,0x0E,0x40,0x04,/*"大"*/ 0x08,0x20,0x08,0x20,0x08,0x20,0x4B,0xFE, 0x4A,0x22,0x4A,0x22,0x4A,0x22,0x4A,0x22, 0x4A,0x22,0x4A,0x22,0x4A,0x22,0x12,0x2E, 0x12,0x24,0x20,0x20,0x40,0x20,0x80,0x20,/*"帅"*/ 0x00,0x00,0x7F,0xFC,0x00,0x10,0x1F,0x90, 0x10,0x90,0x1F,0x90,0x10,0x90,0x00,0x04, 0xFF,0xFE,0x00,0x10,0x1F,0x90,0x10,0x90, 0x1F,0x90,0x10,0x90,0x00,0x50,0x00,0x20,/*"哥"*/ }; void delay(uint z) { uint x,y; for(x=z;x>0;x--) for(y=110;y>0;y--); } main() { int i,t,k=0; while(1) { for(t=0;t<5;t++)//t 的值越小，滚动的速度就越快 { for(i=0;i<16;i++) { P1=i; P0=~YD[2*i+2*k]; P2=~YD[2*i+1+2*k]; delay(2); } P0=0xff; P2=0xff; } k=k+1; if(k>112) k=0; } } 有什么问题可能联系版主，关注微博即可联系。本人新浪微博地址：http://t.sina.com.cn/1858560312
