📄 查询.c
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#include<reg51.h>
unsigned char second,tcount;
unsigned char code table[]={0xc0,0xf9,0xa4,0xb0,
0x99,0x92,0x82,0xf8,
0x80,0x90,0x88,0x83,
0xc6,0xa1,0x86,0x8e,0xff};
void main()
{
unsigned char n;
unsigned int a;
SCON=0;
EA=1;
ES=1;
while(1)
{for(n=6;n<8;n++)
{TI=0;
SBUF=table[n];
while(!TI);
P1=~P1;
for(a=0;a<40000;a++);
}
}
}
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