单片机仿真精选实例.docx

1、单片机仿真精选实例单片机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 闪烁的LED/* 名称：闪烁的LED 说明：LED按设定的时间间隔闪烁*/#include#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

2、LED从左到右循环依次点亮，产生走马灯效果*/#include#include#defineucharunsignedchar#defineuintunsignedint/延时voidDelayMS(uintx) uchari; while(x-) for(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*/#include#inclu

3、de#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 DelayMS(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

4、变换显示*/#include#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,

5、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,

6、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,

7、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,

8、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-)

9、for(i=0;i120;i+); /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_P0i; P2=Pattern_P2i; 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。*/#include#defineucharunsignedchar#defineuintunsignedintsbitRED_A=P00; /

10、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=

11、0;YELLOW_B=1;GREEN_B=1; DelayMS(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); Ope

12、ration_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09/* 名称：单只数码管循环显示09 说明：主程序中的循环语句反复将09的段码送至P0口，使数字09循环显示*/#include#include#defineucharunsignedchar#defineui

13、ntunsignedintucharcodeDSY_CODE=0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0xff;/延时voidDelayMS(uintx) uchart; while(x-)for(t=0;t120;t+);/主程序voidmain() uchari=0; P0=0x00; while(1) /*for(;i11;i+)P0=DSY_CODEi;DelayMS(300);/注:另一方案*/ P0=DSY_CODEi; 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

14、管滚动显示单个数字 说明：数码管从左到右依次滚动显示07，程序通过每次仅循环选通一只数码管*/#include#include#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

15、闭显示 wei=_crol_(wei,1); P0=DSY_CODEi;/发送数字段码 P2=wei; /发送位码 DelayMS(300); 088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07。*/#include#include#defineucharunsignedchar#defineuintunsignedintucharcodeDSY_CODE=0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90;/延时voidDelayMS(uintx) uchart; while(x

16、-)for(t=0;t120;t+);/主程序voidmain() uchari,wei=0x80; while(1) for(i=0;i8;i+) P2=0xff; P0=DSY_CODEi;/发送段码 wei=_crol_(wei,1); P2=wei; /发送位码 DelayMS(2); 098只数码管闪烁显示数字串电路如上图/* 名称：8只数码管闪烁显示数字串 说明：数码管闪烁显示由07构成的一串数字 本例用动态刷新法显示一串数字，在停止刷新时所有数字显示消失。*/#include#defineucharunsignedchar#defineuintunsignedint/段码表uch

17、arcodeDSY_CODE=0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90;/位码表ucharcodeDSY_IDX=0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80;/延时voidDelayMS(uintx) uchart; while(x-)for(t=0;t120;t+);/主程序voidmain() uchari,j; while(1) for(i=0;i30;i+) for(j=0;j8;j+) P0=0xff; P0=DSY_CODEj;/发送段码 P2=DSY_IDXj; /发送位码 DelayM

18、S(2); P2=0x00; /关闭所有数码管并延时 DelayMS(1000); 108只数码管滚动显示数字串电路如上图/* 名称：8只数码管滚动显示数字串 说明：数码管向左滚动显示3个字符构成的数字串*/#include#include#defineucharunsignedchar#defineuintunsignedint/段码表ucharcodeDSY_CODE=0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0xff;/下面数组看作环形队列，显示从某个数开始的8个数（10表示黑屏）ucharNum=10,10,10,10,10,1

19、0,10,10,2,9,8;/延时voidDelayMS(uintx) uchart; while(x-)for(t=0;t120;t+);/主程序voidmain() uchari,j,k=0,m=0x80; while(1) /刷新若干次，保持一段时间的稳定显示 for(i=0;i15;i+) for(j=0;j8;j+) /发送段码，采用环形取法，从第k个开始取第j个 P0=0xff; P0=DSY_CODENum(k+j)%11; m=_crol_(m,1); P2=m; /发送位码 DelayMS(2); k=(k+1)%11; /环形队列首支针k递增，Num下标范围010，故对11

20、取余 11K1-K4控制LED移位/* 名称：K1-K4控制LED移位 说明：按下K1时，P0口LED上移一位； 按下K2时，P0口LED下移一位； 按下K3时，P2口LED上移一位； 按下K4时，P2口LED下移一位；*/#include#include#defineucharunsignedchar#defineuintunsignedint/延时voidDelayMS(uintx) uchari; while(x-)for(i=0;i120;i+); /根据P1口的按键移动LEDvoidMove_LED() if(P1&0x10)=0)P0=_cror_(P0,1);/K1 elseif

21、(P1&0x20)=0)P0=_crol_(P0,1); /K2 elseif(P1&0x40)=0)P2=_cror_(P2,1);/K3 elseif(P1&0x80)=0)P2=_crol_(P2,1); /K4/主程序voidmain() ucharRecent_Key; /最近按键 P0=0xfe; P2=0xfe; P1=0xff; Recent_Key=0xff; while(1) if(Recent_Key!=P1) Recent_Key=P1; /保存最近按键 Move_LED(); DelayMS(10); 12K1-K4按键状态显示/* 名称：K1-K4按键状态显示 说明

22、：K1、K2按下时LED点亮，松开时熄灭， K3、K4按下并释放时LED点亮，再次按下并释放时熄灭；*/#include#defineucharunsignedchar#defineuintunsignedintsbitLED1=P00;sbitLED2=P01;sbitLED3=P02;sbitLED4=P03;sbitK1=P10;sbitK2=P11;sbitK3=P12;sbitK4=P13;/延时voidDelayMS(uintx) uchari; while(x-)for(i=0;i120;i+); /主程序voidmain() P0=0xff; P1=0xff; while(1)

23、 LED1=K1; LED2=K2; if(K3=0) while(K3=0); LED3=LED3; if(K4=0) while(K4=0); LED4=LED4; DelayMS(10); 13K1-K4分组控制LED/* 名称：K1-K4分组控制LED 说明：每次按下K1时递增点亮一只LED，全亮时再次按下则再次循环开始， K2按下后点亮上面4只LED，K3按下后点亮下面4只LED，K4按下后关闭所有LED*/#include#defineucharunsignedchar#defineuintunsignedint/延时voidDelayMS(uintx) uchari; while

24、(x-)for(i=0;i4; k=0; /检查1所在位置，累加获取按键号k while(Key_State!=0) k+; Key_State=1; /根据按键号k进行4种处理 switch(k) case1: if(P0=0x00)P0=0xff; P0=1; DelayMS(200); break; case2: P0=0xf0;break; case3: P0=0x0f;break; case4: P0=0xff; 14K1-K4控制数码管移位显示/* 名称：K1-K4控制数码管移位显示 说明：按下K1时加1计数并增加显示位， 按下K2时减1计数并减少显示位， 按下K3时清零。*/#i

25、nclude#defineucharunsignedchar#defineuintunsignedint/段码ucharcodeDSY_CODE=0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0xff;/位码ucharcodeDSY_Index=0x80,0x40,0x20,0x10,0x08,0x04,0x02,0x01;/待显示到各数码管的数字缓冲（开始仅在0位显示0，其他黑屏）ucharDisplay_Buffer=0,10,10,10,10,10,10,10;/延时voidDelayMS(uintx) uchari; while(x-)for(i=0;i120;i+); voidShow_Count_ON_DSY() uchari; for(i=0;i8;i+) P0=0xff; P0=DSY_CODEDisplay_Bufferi; P2=DSY_Indexi; DelayMS(2); /主程序voidmain() uchari,Key_NO,Key_Counts=0; P0=0xff; P1=0xff; P2=0x00; while(1) Show_Count_ON_DSY(); P1=0xff; Key_NO=P1; /P1口按键状态分