前篇的升级版。目标：实现花样流水灯。由于花样流水灯的变换很多，所需变量太多，所以一般没有使用移动语句，而是利用数组编译好每个时刻各个灯的赋值，然后读取数据输出到端口显示。工具/原料morekeil软件proteus仿真软件proteus电路图1/2分步阅读

画法依旧不说，给出元件清单，其实都差不多，与上篇一致

51单片机

电容

瓷片电容

晶振

红色二极管

电阻

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电路图如图

程序清单1/3

说明：流水灯的闪亮方法肯定不是唯一的，按照各种形式都可以写出所需的程序，这里只用了一个简单的例子。

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【程序】

#includereg51.h

#define uchar unsigned char

#define uint unsigned int

uchar code Pattern_P0=

{

0xfc,0xf9,0xf3,0xe7,0xcf,0x9f,0x3f,0x7f,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,

0xe7,0xdb,0xbd,0x7e,0xbd,0xdb,0xe7,0xff,0xe7,0xc3,0x81,0x00,0x81,0xc3,0xe7,0xff,

0xaa,0x55,0x18,0xff,0xf0,0x0f,0x00,0xff,0xf8,0xf1,0xe3,0xc7,0x8f,0x1f,0x3f,0x7f,

0x7f,0x3f,0x1f,0x8f,0xc7,0xe3,0xf1,0xf8,0xff,0x00,0x00,0xff,0xff,0x0f,0xf0,0xff,

0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,

0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0x7f,0xbf,0xdf,0xef,0xf7,0xfb,0xfd,0xfe,

0xfe,0xfc,0xf8,0xf0,0xe0,0xc0,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0xc0,0xe0,0xf0,0xf8,0xfc,0xfe,

0x00,0xff,0x00,0xff,0x00,0xff,0x00,0xff

};

uchar code Pattern_P2=

{

0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xfe,0xfc,0xf9,0xf3,0xe7,0xcf,0x9f,0x3f,0xff,

0xe7,0xdb,0xbd,0x7e,0xbd,0xdb,0xe7,0xff,0xe7,0xc3,0x81,0x00,0x81,0xc3,0xe7,0xff,

0xaa,0x55,0x18,0xff,0xf0,0x0f,0x00,0xff,0xf8,0xf1,0xe3,0xc7,0x8f,0x1f,0x3f,0x7f,

0x7f,0x3f,0x1f,0x8f,0xc7,0xe3,0xf1,0xf8,0xff,0x00,0x00,0xff,0xff,0x0f,0xf0,0xff,

0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f,

0x7f,0xbf,0xdf,0xef,0xf7,0xfb,0xfd,0xfe,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,

0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xfe,0xfc,0xf8,0xf0,0xe0,0xc0,0x80,0x00,

0x00,0x80,0xc0,0xe0,0xf0,0xf8,0xfc,0xfe,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,

0x00,0xff,0x00,0xff,0x00,0xff,0x00,0xff

};

//延时

void DelayMS(uint x)

{

uchar i;

while(x--)

{

for(i=0;i120;i++);

}

}

//主程序

void main()

{

uchar i;

while(1)

{ //从数组中读取数据送至P0 和P2 口显示

for(i=0;i136;i++)

{

P0=Pattern_P0;

P2=Pattern_P2;

DelayMS(100);

}

}

}

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放一下上面的程序的图，如果不方便看文字版的话

完成结果仿真图1/1注意事项

有问题可评论

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