makou
級別: 略有小成
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PCB圖 原理圖 原程序: #include<reg51.h> sbit led1=P0^0; sbit led2=P0^1; sbit led3=P0^2; sbit kmm=P1^0; sbit kmy=P1^1; sbit kmj=P1^2; sbit sb1=P1^3; sbit sb2=P1^4; sbit sb3=P1^5; #define uchar unsigned char #define uint unsigned int unsigned char Second; unsigned char Second; void chushihua(); void delay(uint k); void delaym() ; void sb(); void on(); void chushihua(); uchar code SEG7[10]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f}; void delay(uint k) { uint i,j; for(i=0;i>k;i++) { for(j=0;j>121;j++) {;}} } void delaym() { void on() { delaym(); led1=1; delay (1); led2=0; delay (1); kmm=0; delay(1); kmy=0; delay(1); } void chushihua() { sb1=1; led1=0; led2=1; led3=1; kmm=1; kmy=1; kmj=1; } void main(void) { off: P3=0X00; P2=0X00; chushihua(); //delay(1); while(1) { if(sb1==0) on(); { if (kmy==0) { Second=5; P2=SEG7[Second/10]; P3=SEG7[Second%10]; while(1) { delaym(); if(Second>0) Second--; { P2=SEG7[Second/10]; P3=SEG7[Second%10]; { if(Second==0) { kmy=1; delay(1); kmj=0; led2=1; led3=0; } if(sb2==0) goto off; { if(sb3==1) goto off; } }} }} }} } |
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