单片机32个IO口流水灯C程序（转）2008-11-23 11:37/************************************************************
*89C51、S51单片机32个IO口流水灯测试程序
*Flash0、1、2、3分别对应单片机的P0、1、2、3四个口
delay(TimeDelay);
Temp = Temp >> 1;
}
P1 = 0xff;
}
void Flash1b(void)
{
uchar i;
uchar Temp;
P1 = 1;
Temp = 0x80;
for(i=0;i<8;i++)
{
P1 = Temp;
delay(TimeDelay);
Temp = Temp >> 1;
{
uchar i;
uchar Temp;
P2 = 1;
Temp = 0x80;
for(i=0;i<8;i++)
{
P2 = Temp;
delay(TimeDelay);
Temp = Temp >> 1;
}
P2 = 0;
}
void Flash3a(void)
{
uchar i;
uchar Temp;
P3 = 1;
*a程序对应流水灯从全灭到一个一个亮
*b程序对应流水灯从全亮到一个一个灭
*Author:大灵通
*2006-7-26 10:57，OK!
*************************************************************/
#include<reg51.h>
#include<intrins.h>
for(i=0;i<8;i++)
{
P0 = Temp;
delay(TimeDelay);
Temp = Temp >> 1;
}
P0 = 0;
}
void Flash1a(void)
{
uchar i;
uchar Temp;
P1 = 1;
Temp = 0x80;
for(i=0;i<8;i++)
{
P1 = ~Temp;
delay(TimeDelay);
Flash0b();
Flash0a();
Flash2b();
Flash2a();
Flash1b();
Flash1a();
Flash3b();
Flash3a();
}
}
/************************************************************
#include<absacc.h>
#define uchar unsigned char
#define uint unsigned int
#define TimeDelay 60000
void delay(uint n);
void Flash0a(void);
void Flash0b(void);
{
P3 = Temp;
delay(TimeDelay);
Temp = Temp >> 1;
}
P3 = 0;
}
{
uchar i;
uchar Temp;
Temp = 0x80;
for(i=0;i<8;i++)
{
P0 = ~Temp;
delay(TimeDelay);
Temp = Temp >> 1;
}
P0 = 0xff;
}
void Flash0b(void)
{
uchar i;
uchar Temp;
Temp = 0x80;
}
P1 = 0;
}
void Flash2a(void)
{
uchar i;
uchar Temp;
P2 = 1;
Temp++)
{
P2 = ~Temp;
delay(TimeDelay);
Temp = Temp >> 1;
}
P2 = 0xff;
}
void Flash2b(void)
Temp = 0x80;
for(i=0;i<8;i++)
{
P3 = ~Temp;
delay(TimeDelay);
Temp = Temp >> 1;
}
P3 = 0xff;
}
void Flash3b(void)
{
uchar i;
uchar Temp;
P3 = 1;
Temp = 0x80;
for(i=0;i<8;i++)
*Function:主函数
*parameter:
*Return:
*Modify:
*************************************************************/
void main(void)
{
while(1)
{
Flash1b();
Flash1a();
delay(TimeDelay);
void Flash1a(void);
void Flash1b(void);
void Flash2a(void);
void Flash2b(void);
void Flash3a(void);
void Flash3b(void);
/************************************************************
*Function:延时
*parameter:
*Return:
*Modify:
*************************************************************/
void delay(uint n)
{
while(n!=0)
{
n--;
}
}
void Flash0a(void)