標(biāo)題: 單片機(jī)閃光燈的制作程序 [打印本頁]

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作者: alsdfjiewlkjr56    時(shí)間: 2020-1-5 19:38
標(biāo)題: 單片機(jī)閃光燈的制作程序
位操作
#include <reg52.h>
sbit led0=P0^0;
void main()
{
led0=0;
}


總線方法
#include <reg52.h>
void main()
{
P0=0xfd;//11111101
}


總線方法
#include <reg52.h>
//#define uchar unsigned char
unsigned char table[]={0xfe,0xfd,0xfb,0xf7,0xdf,0xbf,0x7f};
void delay(void)
{
unsigned int a,b;
for(a=0;a<200;a++)
for(b=0;b<200;b++);
}

void main()
{
unsigned char i;
while(1)
{
for(i=0;i<8;i++)
{
P0=table;//11111110
delay();
}
}
}

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