单片机C语言程序设计实训100例.doc
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单片机C语言程序设计实训100例.doc

单片机C语言程序设计实训100例.doc

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《单片机C语言程序设计实训100例—基于8051+Proteus仿真》案例第01篇基础程序设计01闪烁得LED/*ﻩ名称:闪烁得LEDﻩ说明:LED按设定得时间间隔闪烁*/#include<reg51、h>#defineucharunsignedchar#defineuintunsignedintsbitLED=P1^0;//延时voidDelayMS(uintx){ﻩuchari;while(x——)ﻩ{ﻩfor(i=0;i<120;i++);ﻩ}}//主程序voidmain(){while(1){ﻩLED=~LED;DelayMS(150);ﻩ}}02从左到右得流水灯/*ﻩ名称:从左到右得流水灯ﻩ说明:接在P0口得8个LED从左到右循环依次点亮,产生走马灯效果*/#include〈reg51、h>#include<intrins、h>#defineucharunsignedchar#defineuintunsignedint//延时voidDelayMS(uintx){ﻩuchari;ﻩwhile(x——)ﻩ{ﻩﻩfor(i=0;i〈120;i++);}}//主程序voidmain(){P0=0xfe;ﻩwhile(1)ﻩ{P0=_crol_(P0,1);//P0得值向左循环移动ﻩﻩDelayMS(150);ﻩ}}038只LED左右来回点亮/*ﻩ名称:8只LED左右来回点亮ﻩ说明:程序利用循环移位函数_crol_与_cror_形成来回滚动得效果*/#include<reg51、h>#include<intrins、h>#defineucharunsignedchar#defineuintunsignedint//延时voidDelayMS(uintx){ﻩuchari;ﻩwhile(x—-)ﻩ{for(i=0;i<120;i++);}}//主程序voidmain(){ﻩuchari;P2=0x01;while(1)ﻩ{for(i=0;i〈7;i++){ﻩP2=_crol_(P2,1);//P2得值向左循环移动ﻩﻩDelayMS(150);ﻩ}ﻩﻩfor(i=0;i<7;i++){ﻩﻩP2=_cror_(P2,1);//P2得值向右循环移动ﻩﻩDelayMS(150);ﻩﻩ}}}04花样流水灯/*ﻩ名称:花样流水灯ﻩ说明:16只LED分两组按预设得多种花样变换显示*/#include<reg51、h>#defineucharunsignedchar#defineuintunsignedintucharcodePattern_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};ucharcodePattern_P2[]={0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xfe,0xfc,0xf9,0xf3,0xe7,0xcf,0