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標題:
C51單片機利用74hc138擴展流水燈的仿真電路圖+程序
[打印本頁]
作者:
wjsyjh
時間:
2019-9-17 11:00
標題:
C51單片機利用74hc138擴展流水燈的仿真電路圖+程序
C51單片機利用74hc138擴展流水燈程序 包含源代碼,仿真電路 可以隨意擴展多個LED
電路原理圖如下:
0.png
(12.63 KB, 下載次數(shù): 36)
下載附件
2019-9-18 03:35 上傳
單片機源程序如下:
#define uint unsigned int
#define uchar unsigned char
void delay1(uchar y)
{
uchar i;
uint j;
for(i=0;i<y;i++)
{
for(j=0;j<5000;j++);
}
}
void led(void)
{
P3=0x01; //01
P2=0x00;
delay1(20);
P2=0x01;
delay1(20);
P2=0x02;
delay1(20);
P2=0x03;
delay1(20);
P2=0x04;
delay1(20);
P2=0x05;
delay1(20);
P2=0x06;
delay1(20);
P2=0x07;
delay1(20);
P3=0x02;//10
P2=0x00;
delay1(20);
P2=0x01;
delay1(20);
P2=0x02;
delay1(20);
P2=0x03;
delay1(20);
P2=0x04;
delay1(20);
P2=0x05;
delay1(20);
P2=0x06;
delay1(20);
P2=0x07;
delay1(20);
P3=0x04;//100
P2=0x00;
delay1(20);
P2=0x01;
delay1(20);
P2=0x02;
delay1(20);
P2=0x03;
delay1(20);
P2=0x04;
delay1(20);
P2=0x05;
delay1(20);
P2=0x06;
delay1(20);
P2=0x07;
delay1(20);
P3=0x08;//1000
P2=0x00;
delay1(20);
P2=0x01;
delay1(20);
P2=0x02;
delay1(20);
P2=0x03;
delay1(20);
P2=0x04;
delay1(20);
P2=0x05;
delay1(20);
P2=0x06;
delay1(20);
P2=0x07;
delay1(20);
P3=0x10; //10000
P2=0x00;
delay1(20);
P2=0x01;
delay1(20);
P2=0x02;
delay1(20);
P2=0x03;
delay1(20);
P2=0x04;
delay1(20);
P2=0x05;
delay1(20);
P2=0x06;
delay1(20);
P2=0x07;
delay1(20);
P3=0x20;//100000
P2=0x00;
delay1(20);
P2=0x01;
delay1(20);
P2=0x02;
delay1(20);
P2=0x03;
delay1(20);
P2=0x04;
delay1(20);
P2=0x05;
delay1(20);
P2=0x06;
delay1(20);
P2=0x07;
delay1(20);
P3=0x40;//1000000
P2=0x00;
delay1(20);
P2=0x01;
delay1(20);
P2=0x02;
delay1(20);
P2=0x03;
delay1(20);
P2=0x04;
delay1(20);
P2=0x05;
delay1(20);
P2=0x06;
delay1(20);
P2=0x07;
delay1(20);
P3=0x80;//10000000
P2=0x00;
delay1(20);
P2=0x01;
delay1(20);
P2=0x02;
delay1(20);
P2=0x03;
delay1(20);
P2=0x04;
delay1(20);
P2=0x05;
delay1(20);
P2=0x06;
delay1(20);
P2=0x07;
delay1(20);
P3=0x00;
P1=0x01;//P1口01
P2=0x00;
delay1(20);
P2=0x01;
delay1(20);
P2=0x02;
delay1(20);
P2=0x03;
delay1(20);
P2=0x04;
delay1(20);
P2=0x05;
delay1(20);
P2=0x06;
delay1(20);
P2=0x07;
delay1(20);
P1=0x02;//P1口10
P2=0x00;
delay1(20);
P2=0x01;
delay1(20);
P2=0x02;
delay1(20);
P2=0x03;
delay1(20);
P2=0x04;
delay1(20);
P2=0x05;
delay1(20);
P2=0x06;
delay1(20);
P2=0x07;
delay1(20);
P1=0x00;
}
復(fù)制代碼
附件內(nèi)有Proteus仿真圖:
利用74HC138擴展的多個流水燈.rar
(27.59 KB, 下載次數(shù): 25)
2019-9-17 10:59 上傳
點擊文件名下載附件
仿真電路
下載積分: 黑幣 -5
利用74HC138擴展的多個流水燈C51程序源代碼.rar
(64.57 KB, 下載次數(shù): 30)
2019-9-17 10:59 上傳
點擊文件名下載附件
源程序
下載積分: 黑幣 -5
作者:
原力
時間:
2020-2-17 20:03
為啥只亮兩個燈?
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