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单片机C语言程序设计实训100例——基于8051+Proteus仿真1单片机C语言程序设计实训100例——基于8051+Proteus仿真01闪烁的LED/*名称：闪烁的LED说明：LED按设定的时间间隔闪烁*/#includereg51.h#defineucharunsignedchar#defineuintunsignedintsbitLED=P10;//延时voidDelayMS(uintx){uchari;while(x--){for(i=0;i120;i++);}}//主程序voidmain(){while(1){LED=~LED;DelayMS(150);}}02从左到右的流水灯/*名称：从左到右的流水灯说明：接在P0口的8个LED从左到右循环依次点亮，产生走马灯效果*/#includereg51.h#includeintrins.h#defineucharunsignedchar#defineuintunsignedint//延时voidDelayMS(uintx){uchari;while(x--){单片机C语言程序设计实训100例——基于8051+Proteus仿真2for(i=0;i120;i++);}}//主程序voidmain(){P0=0xfe;while(1){P0=_crol_(P0,1);//P0的值向左循环移动DelayMS(150);}}038只LED左右来回点亮/*名称：8只LED左右来回点亮说明：程序利用循环移位函数_crol_和_cror_形成来回滚动的效果*/#includereg51.h#includeintrins.h#defineucharunsignedchar#defineuintunsignedint//延时voidDelayMS(uintx){uchari;while(x--){for(i=0;i120;i++);}}//主程序voidmain(){uchari;P2=0x01;while(1){for(i=0;i7;i++){P2=_crol_(P2,1);//P2的值向左循环移动DelayMS(150);}for(i=0;i7;i++){P2=_cror_(P2,1);//P2的值向右循环移动单片机C语言程序设计实训100例——基于8051+Proteus仿真3DelayMS(150);}}}04花样流水灯/*名称：花样流水灯说明：16只LED分两组按预设的多种花样变换显示*/#includereg51.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,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voidDelayMS(uintx){uchari;while(x--){for(i=0;i120;i++);}}单片机C语言程序设计实训100例——基于8051+Proteus仿真4//主程序voidmain(){uchari;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[i];P2=Pattern_P2[i];DelayMS(100);}}}05LED模拟交通灯/*名称：LED模拟交通灯说明：东西向绿灯亮若干秒，黄灯闪烁5次后红灯亮，红灯亮后，南北向由红灯变为绿灯，若干秒后南北向黄灯闪烁5此后变红灯，东西向变绿灯，如此重复。*/#includereg51.h#defineucharunsignedchar#defineuintunsignedintsbitRED_A=P00;//东西向灯sbitYELLOW_A=P01;sbitGREEN_A=P02;sbitRED_B=P03;//南北向灯sbitYELLOW_B=P04;sbitGREEN_B=P05;ucharFlash_Count=0,Operation_Type=1;//闪烁次数，操作类型变量//延时voidDelayMS(uintx){uchari;while(x--)for(i=0;i120;i++);}//交通灯切换voidTraffic_Light(){switch(Operation_Type){case1://东西向绿灯与南北向红灯亮RED_A=1;YELLOW_A=1;GREEN_A=0;RED_B=0;YELLOW_B=1;GREEN_B=1;单片机C语言程序设计实训100例——基于8051+Proteus仿真5DelayMS(2000);Operation_Type=2;break;case2://东西向黄灯闪烁，绿灯关闭DelayMS(300);YELLOW_A=~YELLOW_A;GREEN_A=1;if(++Flash_Count!=10)return;//闪烁5次Flash_Count=0;Operation_Type=3;break;case3://东西向红灯，南北向绿灯亮RED_A=0;YELLOW_A=1;GREEN_A=1;RED_B=1;YELLOW_B=1;GREEN_B=0;DelayMS(2000);Operation_Type=4;break;case4://南北向黄灯闪烁5次DelayMS(300);YELLOW_B=~YELLOW_B;GREEN_B=1;if(++Flash_Count!=10)return;Flash_Count=0;Operation_Type=1;}}//主程序voidmain(){while(1)Traffic_Light();}06单只数码管循环显示0~9/*名称：单只数码管循环显示0~9说明：主程序中的循环语句反复将0~9的段码送至P0口，使数字0~9循环显示*/#includereg51.h#includeintrins.h#defineucharunsignedchar#defineuintunsignedintucharcodeDSY_CODE[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0xff};//延时voidDelayMS(uintx){uchart;单片机C语言程序设计实训100例——基于8051+Proteus仿真6while(x--)for(t=0;t120;t++);}//主程序voidmain(){uchari=0;P0=0x00;while(1){P0=~DSY_CODE[i];i=(i+1)%10;DelayMS(300);}}078只数码管滚动显示单个数字/*名称：8只数码管滚动显示单个数字说明：数码管从左到右依次滚动显示0~7，程序通过每次仅循环选通一只数码管*/#includereg51.h#includeintrins.h#defineucharunsignedchar#defineuintunsignedintucharcodeDSY_CODE[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90};//延时voidDelayMS(uintx){uchart;while(x--)for(t=0;t120;t++);}//主程序voidmain(){uchari,wei=0x80;while(1){for(i=0;i8;i++){P2=0xff;//关闭显示wei=_crol_(wei,1);P0=DSY_CODE[i];//发送数字段码P2=wei;//发送位码DelayMS(300);}}}单片机C语言程序设计实训100例——基于8051+Proteus仿真78只数码管动态显示多个不同字符(电路如上图)/*名称：8只数码管动态显示多个不同字符说明：数码管动态扫描显示0~7。*/#includereg51.h#includeintrins.h#defineucharunsignedchar#defineuintunsignedintucharcodeDSY_CODE[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90};//延时voidDelayMS(uintx){uchart;while(x--)for(t=0;t120;t++);}//主程序voidmain(){uchari,wei=0x80;while(1){for(i=0;i8;i++){P0=0xff;P0=DSY_CODE[i];//发送段码wei=_crol_(wei,1);P2=wei;//发送位码DelayMS(2);}}}0