标题:
单片机LED循环闪烁程序
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作者:
七彩祥云
时间:
2021-9-19 23:59
标题:
单片机LED循环闪烁程序
这是我之前自己做的,大家可以想象一下!
#include "reg52.h" //此文件中定义了单片机的一些特殊功能寄存器
typedef unsigned int u16; //对数据类型进行声明定义
typedef unsigned char u8;
sbit led1=P2^0; //将单片机的P2.0端口定义为led
sbit led2=P2^1;
sbit led3=P2^2;
sbit led4=P2^3;
sbit led5=P2^4;
sbit led6=P2^5;
sbit led7=P2^6;
sbit led8=P2^7;
void delay(u16 i)
{
while(i--);
}
void main()
{
while(1)
{
led1=0;
delay(50000); //大约延时450ms
led1=1;
delay(50000); //大约延时450ms
led2=0;
delay(50000); //大约延时450ms
led2=1;
delay(50000); //大约延时450ms
led3=0;
delay(50000); //大约延时450ms
led3=1;
delay(50000); //大约延时450ms
led4=0;
delay(50000); //大约延时450ms
led4=1;
delay(50000); //大约延时450ms
led5=0;
delay(50000); //大约延时450ms
led5=1;
delay(50000); //大约延时450ms
led6=0;
delay(50000); //大约延时450ms
led6=1;
delay(50000); //大约延时450ms
led7=0;
delay(50000); //大约延时450ms
led7=1;
delay(50000); //大约延时450ms
led8=0;
delay(50000); //大约延时450ms
led8=1;
delay(50000); //大约延时450ms
}
}
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Keil代码:
LED循环闪烁.zip
(11.55 KB, 下载次数: 4)
2021-9-19 23:56 上传
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