多谢两位的关心，现在把程序贴上，请各位高手多多指教，小弟不胜感激！
int CODE;
int SYNCH;
int ADDRESS;
int COMMAND_1;
int COMMAND_2;
int DATA_1;
int DATA_2;
int CHECK_SUM;
void SEND_ADDRESS();
//*************************************************
void REC_ADDRESS(void) interrupt 4
{
if(RI)
{
SYNCH=SBUF;
}
RI=0;
while(RI==0){}
if(RI)
{
ADDRESS=SBUF;
}
RI=0;
while(RI==0) {}
if(RI)
{
COMMAND_1=SBUF;
}
RI=0;
while(RI==0) {}
if(RI)
{
COMMAND_2=SBUF;
}
RI=0;
while(RI==0){}
if(RI)
{
DATA_1=SBUF;
}
RI=0;
while(RI==0){}
if(RI)
{
DATA_2=SBUF;
}
RI=0;
while(RI==0){}
if(RI)
{
CHECK_SUM=SBUF;
}
RI=0;
if(ADDRESS==CODE)
{
SEND_ADDRESS();
}
}
//******************************************************
void SEND_ADDRESS(void)
{
EA=0;
SBUF=SYNCH;
while(TI==0);
TI=0;
SBUF=ADDRESS;
while(TI==0);
TI=0;
SBUF=COMMAND_1;
while(TI==0);
TI=0;
SBUF=COMMAND_2;
while(TI==0);
TI=0;
SBUF=DATA_1;
while(TI==0);
TI=0;
SBUF=DATA_2;
while(TI==0);
TI=0;
SBUF=CHECK_SUM;
while(TI==0);
TI=0;
EA=1;
}
//****************************************
void main(void)
{
CODE=P0;
TCON=0x05;
SCON=0x52;
PCON=0x80;
TMOD=0x21;
TH1=0xa9;
TL1=0xa9;
TR1=1;
P1_4=0;
P3_6=1;
P1_6=0;
EA=1;
ES=1;
while(1)
{
}
}
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