单片机仿真实例.docx
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单片机仿真实例.docx
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单片机仿真实例
《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
#defineuintunsignedint
sbitLED=P1^0;
//延时
voidDelayMS(uintx)
{
uchari;
while(x--)
{
for(i=0;i<120;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
*/
#include
#include
#defineucharunsignedchar
#defineuintunsignedint
//延时
voidDelayMS(uintx)
{
uchari;
while(x--)
{
for(i=0;i<120;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
#include
#defineucharunsignedchar
#defineuintunsignedint
//延时
voidDelayMS(uintx)
{
uchari;
while(x--)
{
for(i=0;i<120;i++);
}
}
//主程序
voidmain()
{
uchari;
P2=0x01;
while
(1)
{
for(i=0;i<7;i++)
{
P2=_crol_(P2,1);//P2的值向左循环移动
DelayMS(150);
}
for(i=0;i<7;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变换显示
*/
#include
#defineucharunsignedchar
#defineuintunsignedint
ucharcodePattern_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;i<120;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;i<136;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。
*/
#include
#defineucharunsignedchar
#defineuintunsignedint
sbitRED_A=P0^0;//东西向灯
sbitYELLOW_A=P0^1;
sbitGREEN_A=P0^2;
sbitRED_B=P0^3;//南北向灯
sbitYELLOW_B=P0^4;
sbitGREEN_B=P0^5;
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;i<120;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;
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);
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
*/
#include
#include
#defineucharunsignedchar
#defineuintunsignedint
ucharcodeDSY_CODE[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0xff};
//延时
voidDelayMS(uintx)
{
uchart;
while(x--)for(t=0;t<120;t++);
}
//主程序
voidmain()
{
uchari=0;
P0=0x00;
while
(1)
{/*for(;i<11;i++){P0=~DSY_CODE[i];DelayMS(300);}//注:
另一方案*/
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
*/
#include
#include
#defineucharunsignedchar
#defineuintunsignedint
ucharcodeDSY_CODE[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90};
//延时
voidDelayMS(uintx)
{
uchart;
while(x--)for(t=0;t<120;t++);
}
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