它没有六个数码管一起显示,是轮流显示,而且有残影,P0^6也没有值
是代码问题吗,还是proteus仿真软件本身的问题,还是我连线连错,就算我连错了,P0^0口也不会没有输出啊
#include<reg52.h>
sbit ADDR0=P1^4;
sbit ADDR1=P1^3;
sbit ADDR2=P1^2;
sbit ADDR3=P1^1;
sbit ENLED=P1^0;
unsigned char code LedChar[]={
0xC0,0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8,
0x80,0x90,0x88,0x83,0xC6,0xA1,0x86,0x8E
};
unsigned char LedBuff[6]={
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF
};
void main()
{
unsigned char i =0;
unsigned int cnt =0;
unsigned long sec =0;
ENLED=0;
ADDR3=1;
TMOD=0x01;
TH0=0xFC;
TL0=0x67;
TR0=1;
while(1)
{
if(TF0==1)
{
TF0=0;
TH0=0xFC;
TL0=0x67;
cnt++;
if(cnt>=1000)
{
cnt=0;
sec++;
LedBuff[0]=LedChar[sec%10];
LedBuff[1]=LedChar[sec/10%10];
LedBuff[2]=LedChar[sec/100%10];
LedBuff[3]=LedChar[sec/1000%10];
LedBuff[4]=LedChar[sec/10000%10];
LedBuff[5]=LedChar[sec/100000%10];
}
P0=0xFF;
switch(i)
{
case 0:ADDR2=0;ADDR1=0;ADDR0=0;i++;P0=LedBuff[0];break;
case 1:ADDR2=0;ADDR1=0;ADDR0=1;i++;P0=LedBuff[1];break;
case 2:ADDR2=0;ADDR1=1;ADDR0=0;i++;P0=LedBuff[2];break;
case 3:ADDR2=0;ADDR1=1;ADDR0=1;i++;P0=LedBuff[3];break;
case 4:ADDR2=1;ADDR1=0;ADDR0=0;i++;P0=LedBuff[4];break;
case 5:ADDR2=1;ADDR1=0;ADDR0=1;i=0;P0=LedBuff[5];break;
default:break;
}
}
}
}