receive[i]='\\0'; } if(strcmp(receive,Stop)==0) { flag=2; for(i=0;i<8;i++) receive[i]='\\0'; } data_count++; } } 8、
#include
#define uchar unsigned char #define uint unsigned int
uchar count=0,NUM=10; sbit P33=P3^3; sbit P35=P3^5;
void delay(int x) {
int m,n; for(m=x;m>0;m--) for(n=110;n>0;n--); }
void main() { uchar i=1; TMOD=0x21; TH0=0x3C; TL0=0xB0; TH1=0xfd; TL1=0xfd; TR1=1; SCON=0x50; EA=1; ET0=1; ES=1; P35=0;
P1=0x00; while(1) { if(P33==0) { delay(20); if(P33==0) { P1=0xff; if(i==1) { count=0; NUM=10; SBUF='1'; while(!TI); TI=0; i++; } else if(i==2) { NUM=20; SBUF='2'; while(!TI); TI=0; i++; } else //if(i==3) { NUM=40; ES=0; SBUF='3'; while(!TI); TI=0; ES=1; i=1; } TR0=1; } while(!P33); delay(20); } }
}
void t0() interrupt 1 {
TH0=0x3C; TL0=0xB0; count++; if(count==NUM) { } }
count=0; if(NUM==10) P1=~P1+0xf0; else if(NUM==20) P1=~P1+0x0f; else //if(NUM==40) P1=~P1;