#include#define uchara unsigned charuchar dat[10];uchar i;void uart() interrupt 4{TI=0;if(i--) { ACC=dat[10-i]; TB8=P; SBUF=ACC; }}main(){SCON=0x80;PCON=0x80;EA=1;ES=1;ACC=dat[0];TB8=P;SBUF=ACC;i=10;while(1);}
请说清楚一点