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是一样的,能不能帮忙看一下程序,我把我的程序给你看看。是不是我的程序有错误。我用硬件仿真不能显示数据,只有K3键的时候能起到清零,而其他键则不起作用。
#include
#include
#define uchar unsigned char
#define uint unsigned int
sbit K1=P1^0;
sbit K2=P1^1;
sbit K3=P1^2;
uint count;
uchar code show[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};
uchar code disp[]={0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f};
uchar data disdata[8];
void delayms(uint i)
{
uint a,b;
for(a=0;a
for(b=0;b<120;b++);
}
void diplay()
{
uchar i;
extern uint count;
disdata[0]=0x06;
disdata[0]=0x5b;
disdata[0]=0x4f;
disdata[0]=0x66;
disdata[0]=0x6d;
disdata[0]=0x7d;
disdata[0]=0x07;
disdata[0]=0x7f;
for(i=0;i
{
P0=show[disdata];
P2=disp;
delayms(2);
}
}
void keyscan()
{
extern uint count;
if(K1==0)
{
delayms(10);
if(K1==0)
{
while (K1==0)
{
count++;
if(count>=8)
count=8;
}
}
else
count=count;
}
if(K2==0)
{
delayms(10);
if(K2==0)
{
while(K2==0)
{
count=count-1;
if(count<=0)
count=0;
}
}
else
count=count;
}
if(K3==0)
{
delayms(10);
if(K3==0)
{
while(K3==0)
{
count=0;
disdata[0]=0x3f;
P3=disp[0];
}
}
else
count=count;
}
}
void main ()
{
extern uint count;
count=0;
while (1)
{
display();
keyscan();
}
} |
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