c语言定时器T0方式2控制led点亮时间IC解密
| IC解密#include<reg51.h> #include<intrins.h> #define uchar unsigned char uchar count=0; uchar led; void time0(void)interrupt 1 { TH0=-100000/250; TL0=-100000%250; count++; if(count==10) { count=0; led=_crol_(led,1); P1=led; } } void main(void) { led=0xfe; TMOD=0x02; TH0=-100000/250; TL0=-100000%250; ET0=1; TR0=1; EA=1; while(1); } |
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