开关控制LED灯 二维码
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发表时间:2020-05-10 19:48来源:云帆工作组 源代码: #include<reg51.h> #include<intrins.h> #define uint unsigned int #define uchar unsigned char sbit a0=P1^0;sbit a1=P1^1;sbit a2=P1^2;sbit a3=P1^3; sbit a4=P1^4;sbit a5=P1^5;sbit a6=P1^6;sbit a7=P1^7; sbit b0=P0^0;sbit b1=P0^1;sbit b2=P0^2;sbit b3=P0^3; sbit b4=P0^4;sbit b5=P0^5;sbit b6=P0^6;sbit b7=P0^7; sbit c0=P3^0;sbit c1=P3^1;sbit c2=P3^2; void main() { P0=0xff; P1=0xff; while(1) { if(a0==0) { b0=0; } else { b0=1; } if(a1==0) { b1=0; } else { b1=1; } if(a2==0) { b2=0; } else { b2=1; } if(a3==0) { b3=0; } else { b3=1; } if(a4==0) { b4=0; } else { b4=1; } if(a5==0) { b5=0; } else { b5=1; } if(a6==0) { b6=0; } else { b6=1; } if(a7==0) { b7=0; } else { b7=1; } } } 原理图:
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C51原理图
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